Patent | Date |
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Projection optical system and head-up display Grant 11,448,877 - Yatsu , et al. September 20, 2 | 2022-09-20 |
Light source apparatus and head up display apparatus Grant 11,422,367 - Sugiyama , et al. August 23, 2 | 2022-08-23 |
Information Display Apparatus App 20220229294 - HIRATA; Koji ;   et al. | 2022-07-21 |
Information display apparatus Grant 11,327,303 - Hirata , et al. May 10, 2 | 2022-05-10 |
Information Display Apparatus App 20220082826 - HIRATA; Koji ;   et al. | 2022-03-17 |
Vehicle App 20220043261 - YATSU; Masahiko ;   et al. | 2022-02-10 |
Information display apparatus Grant 11,221,480 - Hirata , et al. January 11, 2 | 2022-01-11 |
Information Display Apparatus And Reflecting Mirror Used Therein App 20210349312 - HIRATA; Koji ;   et al. | 2021-11-11 |
Projection optical system and head-up display device Grant 11,169,376 - Yatsu , et al. November 9, 2 | 2021-11-09 |
Vehicular lighting apparatus Grant 11,148,584 - Hirata , et al. October 19, 2 | 2021-10-19 |
Information Display Apparatus And Information Displaying Method App 20210291658 - HIRATA; Koji ;   et al. | 2021-09-23 |
Information display apparatus Grant 11,119,315 - Hirata , et al. September 14, 2 | 2021-09-14 |
Projection video display apparatus Grant 11,016,380 - Hirata , et al. May 25, 2 | 2021-05-25 |
Light source apparatus and head up display apparatus Grant 10,983,342 - Sugiyama , et al. April 20, 2 | 2021-04-20 |
Head-up Display Apparatus And Image Display Apparatus Thereof App 20210096367 - SUGIYAMA; Toshinori ;   et al. | 2021-04-01 |
Information display device Grant 10,942,353 - Hirata , et al. March 9, 2 | 2021-03-09 |
Head-up display apparatus and image display apparatus thereof Grant 10,895,744 - Sugiyama , et al. January 19, 2 | 2021-01-19 |
Information display apparatus Grant 10,890,763 - Hirata , et al. January 12, 2 | 2021-01-12 |
Projection-type image apparatus Grant 10,890,833 - Hirata , et al. January 12, 2 | 2021-01-12 |
Projection optical system, head-up display device, and vehicle Grant 10,852,539 - Yatsu , et al. December 1, 2 | 2020-12-01 |
Projection optical system, and head-up display device Grant 10,814,723 - Yatsu , et al. October 27, 2 | 2020-10-27 |
Projection Optical System And Head-up Display App 20200319456 - YATSU; Masahiko ;   et al. | 2020-10-08 |
Projection optical system and head-up display device Grant 10,788,665 - Yatsu , et al. September 29, 2 | 2020-09-29 |
Free-form surface lens, method of designing free-form surface lens, free-form surface mirror, method of designing free-form surface mirror, and projection type video display apparatus Grant 10,746,904 - Hirata , et al. A | 2020-08-18 |
Information Display Device App 20200249479 - Kind Code | 2020-08-06 |
Projection Video Display Apparatus App 20200233296 - HIRATA; Koji ;   et al. | 2020-07-23 |
Projection optical system and head-up display apparatus using the same Grant 10,705,333 - Yatsu , et al. | 2020-07-07 |
Information Display Apparatus App 20200201037 - YAMAMOTO; Tomoki ;   et al. | 2020-06-25 |
Light Source Apparatus And Head Up Display Apparatus App 20200201043 - SUGIYAMA; Toshinori ;   et al. | 2020-06-25 |
Projection optical system and head-up display device Grant 10,690,911 - Yatsu , et al. | 2020-06-23 |
Head Up Display Device And Image Display Apparatus Therefor App 20200189363 - SUGIYAMA; Toshinori ;   et al. | 2020-06-18 |
Projection image display device Grant 10,678,017 - Hirata , et al. | 2020-06-09 |
Information display device Grant 10,670,864 - Hirata , et al. | 2020-06-02 |
Head Up Display Apparatus App 20200159013 - HIRATA; Koji ;   et al. | 2020-05-21 |
Projection video display apparatus Grant 10,606,161 - Hirata , et al. | 2020-03-31 |
Projection Optical System And Head-up Display Device App 20200033596 - YATSU; Masahiko ;   et al. | 2020-01-30 |
Flare-cut member, lens device, and optical device Grant 10,545,334 - Yatsu , et al. Ja | 2020-01-28 |
Information Display Apparatus App 20190346676 - HIRATA; Koji ;   et al. | 2019-11-14 |
Projection lens assembly method and projection image display apparatus Grant 10,444,606 - Hirata , et al. Oc | 2019-10-15 |
Light Source Apparatus And Head Up Display Apparatus App 20190265472 - SUGIYAMA; Toshinori ;   et al. | 2019-08-29 |
Information Display Apparatus App 20190265468 - HIRATA; Koji ;   et al. | 2019-08-29 |
Projection Video Display Apparatus App 20190243228 - HIRATA; Koji ;   et al. | 2019-08-08 |
Projection Optical System, And Head-up Display Device App 20190225083 - YATSU; Masahiko ;   et al. | 2019-07-25 |
Optical Source Apparatus App 20190219821 - SUGIYAMA; Toshinori ;   et al. | 2019-07-18 |
Head-up Display Apparatus And Image Display Apparatus Thereof App 20190212560 - SUGIYAMA; Toshinori ;   et al. | 2019-07-11 |
Information Display Apparatus App 20190196188 - HIRATA; Koji ;   et al. | 2019-06-27 |
Projection Optical System, Head-up Display Device, And Vehicle App 20190179144 - YATSU; Masahiko ;   et al. | 2019-06-13 |
Head-up display device Grant 10,310,257 - Hirata , et al. | 2019-06-04 |
Vehicular lighting apparatus Grant 10,309,602 - Hirata , et al. | 2019-06-04 |
Information Display Apparatus App 20190137759 - HIRATA; Koji ;   et al. | 2019-05-09 |
Free-form Surface Lens, Method Of Designing Free-form Surface Lens, Free-form Surface Mirror, Method Of Designing Free-form Surface Mirror, And Projection Type Video Display Apparatus App 20190129075 - HIRATA; Koji ;   et al. | 2019-05-02 |
Method for manufacturing lens, method for manufacturing molding die for lens, method for manufacturing mirror, method for manufacturing molding die for mirror, lens and molding die for lens Grant 10,265,831 - Hirata , et al. | 2019-04-23 |
Headlight device and vehicle device using same Grant 10,214,141 - Yatsu Feb | 2019-02-26 |
Projection-type Image Apparatus App 20190025680 - HIRATA; Koji ;   et al. | 2019-01-24 |
Free-form surface lens, method of designing free-form surface lens, free-form surface mirror, method of designing free-form surface mirror, and projection type video display apparatus Grant 10,185,060 - Hirata , et al. Ja | 2019-01-22 |
Vehicular Lighting Apparatus App 20190003673 - HIRATA; Koji ;   et al. | 2019-01-03 |
Vehicular Lighting Apparatus App 20180340665 - HIRATA; Koji ;   et al. | 2018-11-29 |
Information Display Device App 20180341110 - HIRATA; Koji ;   et al. | 2018-11-29 |
Projection Optical System And Head-up Display Device App 20180314063 - YATSU; Masahiko ;   et al. | 2018-11-01 |
Projection Optical System And Head-up Display Device App 20180299672 - YATSU; Masahiko ;   et al. | 2018-10-18 |
Vehicular lighting apparatus Grant 10,100,995 - Hirata , et al. October 16, 2 | 2018-10-16 |
Vehicular lighting apparatus Grant 10,066,802 - Hirata , et al. September 4, 2 | 2018-09-04 |
Projection Lens Assembly Method And Projection Image Display Apparatus App 20180224730 - HIRATA; Koji ;   et al. | 2018-08-09 |
Projection Optical System And Head-up Display Apparatus Using The Same App 20180081174 - YATSU; Masahiko ;   et al. | 2018-03-22 |
Projection Type Image Display Device App 20180052296 - HIRATA; Koji ;   et al. | 2018-02-22 |
Method For Manufacturing Rotational Non-axisymmetric Lens, Method For Manufacturing Rotational Non-axisymmetric Lens Molding Die, Method For Manufacturing Rotational Non-axisymmetric Surface Mirror, And Method For Manufacturing Rotational Non-axisymmetric Surface Mirror Molding Die App 20170326705 - HIRATA; Koji ;   et al. | 2017-11-16 |
Flare-cut Member, Lens Device, And Optical Device App 20170307878 - YATSU; Masahiko ;   et al. | 2017-10-26 |
Vehicular Lighting Apparatus App 20170227182 - HIRATA; Koji ;   et al. | 2017-08-10 |
Vehicular Lighting Apparatus App 20170219179 - HIRATA; Koji ;   et al. | 2017-08-03 |
Free-form Surface Lens, Method Of Designing Free-form Surface Lens, Free-form Surface Mirror, Method Of Designing Free-form Surface Mirror, And Projection Type Video Display Apparatus App 20170199308 - HIRATA; Koji ;   et al. | 2017-07-13 |
Headlight Device And Vehicle Device Using Same App 20170144591 - YATSU; Masahiko | 2017-05-25 |
Projection-type video display device Grant 9,581,795 - Yatsu February 28, 2 | 2017-02-28 |
Head-up Display Device App 20170045740 - HIRATA; Koji ;   et al. | 2017-02-16 |
Oblique projection optical system and projection type display apparatus using the same Grant 9,429,832 - Hirata , et al. August 30, 2 | 2016-08-30 |
Laser projector Grant 9,372,387 - Seo , et al. June 21, 2 | 2016-06-21 |
Projection apparatus and transparent screen for it Grant 9,348,210 - Hirata , et al. May 24, 2 | 2016-05-24 |
Projection-type Video Display Device App 20160077319 - YATSU; Masahiko | 2016-03-17 |
Image display device Grant 9,116,349 - Hirata , et al. August 25, 2 | 2015-08-25 |
Projection display system with two reflecting mirrors Grant 9,022,581 - Hirata , et al. May 5, 2 | 2015-05-05 |
Oblique Projection Optical System And Projection Type Display Apparatus Using The Same App 20140146294 - HIRATA; Koji ;   et al. | 2014-05-29 |
Display apparatus and projection type lighting apparatus therefor Grant 8,733,953 - Hirata , et al. May 27, 2 | 2014-05-27 |
Image Display Device App 20140126033 - Hirata; Koji ;   et al. | 2014-05-08 |
Image Display Device App 20140126032 - Yatsu; Masahiko ;   et al. | 2014-05-08 |
Oblique projection optical system and projection type display apparatus using the same Grant 8,690,349 - Hirata , et al. April 8, 2 | 2014-04-08 |
Projection image display apparatus having a first lens and a second lens adjacent to the screen Grant 8,690,345 - Hirata , et al. April 8, 2 | 2014-04-08 |
Projection Apparatus And Transparent Screen For It App 20140055757 - Hirata; Koji ;   et al. | 2014-02-27 |
Oblique projector having movable free form lenses Grant 8,616,711 - Yatsu December 31, 2 | 2013-12-31 |
Projection apparatus with linear fresnel lens and transparent screen therefor Grant 8,585,209 - Hirata , et al. November 19, 2 | 2013-11-19 |
Video projector which obliquely projects images onto screen Grant 8,585,216 - Ono , et al. November 19, 2 | 2013-11-19 |
Projection type display apparatus Grant 8,573,787 - Hirata , et al. November 5, 2 | 2013-11-05 |
Oblique Projection Optical System And Projection Type Display Apparatus Using The Same App 20130229633 - HIRATA; Koji ;   et al. | 2013-09-05 |
Laser Projector App 20130201459 - SEO; Yoshiho ;   et al. | 2013-08-08 |
Projection Type Display Apparatus App 20130162961 - HIRATA; Koji ;   et al. | 2013-06-27 |
Imaging displaying apparatus and 3-D image displaying apparatus applying the same therein Grant 8,441,582 - Hirata , et al. May 14, 2 | 2013-05-14 |
Oblique projection optical system and projection type display apparatus using the same Grant 8,425,049 - Hirata , et al. April 23, 2 | 2013-04-23 |
Projection type image display apparatus Grant 8,408,717 - Hirata , et al. April 2, 2 | 2013-04-02 |
Projection Display System App 20130077063 - Hirata; Koji ;   et al. | 2013-03-28 |
Projection type display apparatus Grant 8,403,504 - Hirata , et al. March 26, 2 | 2013-03-26 |
Optical projection type image display device Grant 8,337,021 - Kimura , et al. December 25, 2 | 2012-12-25 |
Projection display system including lens group and reflecting mirror Grant 8,313,199 - Hirata , et al. November 20, 2 | 2012-11-20 |
Projection Type Image Display Apparatus App 20120229777 - HIRATA; Koji ;   et al. | 2012-09-13 |
Projection type image display apparatus Grant 8,182,097 - Hirata , et al. May 22, 2 | 2012-05-22 |
Projection Image Display Apparatus App 20120081676 - HIRATA; Koji ;   et al. | 2012-04-05 |
Projection image display apparatus and projection optical unit to be used therein Grant 8,113,663 - Hisada , et al. February 14, 2 | 2012-02-14 |
Projection-type image display apparatus Grant 8,075,142 - Hirata , et al. December 13, 2 | 2011-12-13 |
Projection Type Image Display Apparatus App 20110299047 - Hirata; Koji ;   et al. | 2011-12-08 |
Projection Type Display Apparatus App 20110299049 - YATSU; Masahiko ;   et al. | 2011-12-08 |
Projection Type Image Display Apparatus App 20110299039 - YATSU; MASAHIKO | 2011-12-08 |
Lens for projector Grant D647,931 - Fukui , et al. November 1, 2 | 2011-11-01 |
Projection Display App 20110234982 - HIRATA; Koji ;   et al. | 2011-09-29 |
Projection type image display apparatus Grant 8,020,999 - Hirata , et al. September 20, 2 | 2011-09-20 |
Lens for projector Grant D645,068 - Fukui , et al. September 13, 2 | 2011-09-13 |
Projection-type image display apparatus Grant 8,002,417 - Hisada , et al. August 23, 2 | 2011-08-23 |
Projection type image display apparatus Grant 8,002,418 - Hirata , et al. August 23, 2 | 2011-08-23 |
Projection display Grant 7,982,958 - Hirata , et al. July 19, 2 | 2011-07-19 |
Mirror for projector Grant D639,076 - Fukui , et al. June 7, 2 | 2011-06-07 |
Display Apparatus And Projection Type Lighting Apparatus Therefor App 20110128472 - Hirata; Koji ;   et al. | 2011-06-02 |
Projection-Type Image Display Apparatus App 20110122328 - Hirata; Koji ;   et al. | 2011-05-26 |
Projection Type Image Display Apparatus App 20110075113 - Hirata; Koji ;   et al. | 2011-03-31 |
Video Projector App 20110075115 - Ono; Chohei ;   et al. | 2011-03-31 |
Projection Type Image Display Device App 20110075100 - Kimura; Nobuyuki ;   et al. | 2011-03-31 |
Projection type image display apparatus Grant 7,914,153 - Hirata , et al. March 29, 2 | 2011-03-29 |
Projection-type image display apparatus Grant 7,909,472 - Hirata , et al. March 22, 2 | 2011-03-22 |
Display apparatus and projection type lighting apparatus therefor Grant 7,901,097 - Hirata , et al. March 8, 2 | 2011-03-08 |
Projection type display apparatus Grant 7,896,507 - Hirata , et al. March 1, 2 | 2011-03-01 |
Projection Type Display Apparatus App 20110025991 - HIRATA; Koji ;   et al. | 2011-02-03 |
Projection optical unit, projection-type image displaying apparatus and projection-type image displaying system Grant 7,857,462 - Hisada , et al. December 28, 2 | 2010-12-28 |
Projection type image display apparatus Grant 7,850,313 - Hirata , et al. December 14, 2 | 2010-12-14 |
Projection Apparatus And Transparent Screen For It App 20100290010 - HIRATA; Koji ;   et al. | 2010-11-18 |
Projection-Type Image Display Apparatus App 20100283976 - HISADA; Takanori ;   et al. | 2010-11-11 |
Projection Optical Unit, Projection-type Image Displaying Apparatus And Projection-type Image Displaying System App 20100277703 - Hisada; Takanori ;   et al. | 2010-11-04 |
Projection Type Image Display Apparatus App 20100265474 - Hirata; Koji ;   et al. | 2010-10-21 |
Projection Type Image Display Apparatus App 20100265471 - Hirata; Koji ;   et al. | 2010-10-21 |
Projection Type Image Display Apparatus App 20100265470 - Hirata; Koji ;   et al. | 2010-10-21 |
Light source unit and projection type video display apparatus using the same Grant 7,806,566 - Yamasaki , et al. October 5, 2 | 2010-10-05 |
Projection optical unit, projection-type image displaying apparatus and projection-type image displaying system Grant 7,780,296 - Hisada , et al. August 24, 2 | 2010-08-24 |
Projection-type image display apparatus Grant 7,766,487 - Hisada , et al. August 3, 2 | 2010-08-03 |
Projection type image display apparatus Grant 7,766,488 - Hirata , et al. August 3, 2 | 2010-08-03 |
Oblique Projection Optical System And Projection Type Display Apparatus Using The Same App 20100171937 - HIRATA; Koji ;   et al. | 2010-07-08 |
Projection-Type Image Display Apparatus App 20100141907 - HIRATA; Koji ;   et al. | 2010-06-10 |
Image display device and light diffusion component for use therein Grant 7,712,911 - Yatsu , et al. May 11, 2 | 2010-05-11 |
Projection type image display apparatus Grant 7,701,639 - Hisada , et al. April 20, 2 | 2010-04-20 |
Projection-type image display apparatus Grant 7,670,009 - Hirata , et al. March 2, 2 | 2010-03-02 |
Color separating unit and projection type video display apparatus provided with the same Grant 7,665,849 - Ikeda , et al. February 23, 2 | 2010-02-23 |
Projection Image Display Apparatus and Projection Optical Unit to be Used Therein App 20090237621 - HISADA; Takanori ;   et al. | 2009-09-24 |
Projection-type Image Display Apparatus App 20090225233 - HIRATA; Koji ;   et al. | 2009-09-10 |
Projection Display App 20090207381 - Hirata; Koji ;   et al. | 2009-08-20 |
Projection type image display apparatus, and optical unit and polarization splitting unit each used for the apparatus Grant 7,553,025 - Hirata , et al. June 30, 2 | 2009-06-30 |
Projection image display apparatus and projection optical unit to be used therein Grant 7,553,031 - Hisada , et al. June 30, 2 | 2009-06-30 |
Image display apparatus, as well as, Fresnel lens sheet and screen to be used therein Grant 7,551,352 - Ohishi , et al. June 23, 2 | 2009-06-23 |
Projection display Grant 7,532,407 - Hirata , et al. May 12, 2 | 2009-05-12 |
Display Apparatus And Projection Type Lighting Apparatus Therefor App 20090103060 - HIRATA; Koji ;   et al. | 2009-04-23 |
Projection Type Image Displaying Apparatus App 20090086167 - Yatsu; Masahiko ;   et al. | 2009-04-02 |
Projection Optical Unit, Projection-Type Image Displaying Apparatus and Projection-Type Image Displaying System App 20090059185 - HISADA; Takanori ;   et al. | 2009-03-05 |
Projection type display device and back projection type display device using the same Grant 7,499,111 - Hirata , et al. March 3, 2 | 2009-03-03 |
Projection optical unit and projection type video display device using the unit Grant 7,467,872 - Hisada , et al. December 23, 2 | 2008-12-23 |
Scanning Type Image Display Apparatus App 20080310002 - SHIKITA; Kazuo ;   et al. | 2008-12-18 |
Optical Sheet And Display Unit Using The Same App 20080297908 - Adachi; Kei ;   et al. | 2008-12-04 |
Imaging displaying apparatus and 3-D image displaying apparatus applying the same therein App 20080284921 - Hirata; Koji ;   et al. | 2008-11-20 |
Article or transparent component having liquid repellent layer, optical lens having liquid repellent layer and production process thereof, and projection type display apparatus using the lens Grant 7,435,482 - Sasaki , et al. October 14, 2 | 2008-10-14 |
Projection Display System App 20080212038 - Hirata; Koji ;   et al. | 2008-09-04 |
Projection Type Display Apparatus App 20080204673 - Hirata; Koji ;   et al. | 2008-08-28 |
Projection Type Image Display Apparatus App 20080198472 - Yatsu; Masahiko | 2008-08-21 |
Image display apparatus forming optical image by irradiating light from light source onto image display element Grant 7,410,264 - Yamasaki , et al. August 12, 2 | 2008-08-12 |
Projection Type Image Display Apparatus App 20080100927 - Hisada; Takanori ;   et al. | 2008-05-01 |
Rear projection image display apparatus Grant 7,365,907 - Ikeda , et al. April 29, 2 | 2008-04-29 |
Image Display Device And Light Diffusion Component For Use Therein App 20080089094 - YATSU; MASAHIKO ;   et al. | 2008-04-17 |
Optical unit and image display apparatus Grant 7,327,520 - Ohuchi , et al. February 5, 2 | 2008-02-05 |
Projection Type Image Display Apparatus App 20070291236 - Hirata; Koji ;   et al. | 2007-12-20 |
Projection-Type Image Display Apparatus App 20070279598 - HISADA; TAKANORI ;   et al. | 2007-12-06 |
Projection type display Grant 7,303,283 - Yatsu December 4, 2 | 2007-12-04 |
Projection type image display apparatus App 20070216869 - Kawase; Junko ;   et al. | 2007-09-20 |
Projection Display App 20070206165 - Yatsu; Masahiko ;   et al. | 2007-09-06 |
Projection optical unit and projection image display apparatus Grant 7,261,420 - Yatsu , et al. August 28, 2 | 2007-08-28 |
Optical unit and projection-type image display apparatus using the same Grant 7,255,444 - Nakashima , et al. August 14, 2 | 2007-08-14 |
Projection type image display apparatus App 20070165189 - Kawase; Junko ;   et al. | 2007-07-19 |
Optical unit and projection type image display unit using it Grant 7,241,015 - Hirata , et al. July 10, 2 | 2007-07-10 |
Projection type image display device, rear projection type image display device, optical unit, and screen unit Grant 7,237,901 - Hirata , et al. July 3, 2 | 2007-07-03 |
Image display device Grant 7,232,227 - Yamasaki , et al. June 19, 2 | 2007-06-19 |
Optical unit and a projection image display apparatus using the same Grant 7,222,965 - Yatsu , et al. May 29, 2 | 2007-05-29 |
Projection type video display apparatus Grant 7,220,005 - Yamasaki , et al. May 22, 2 | 2007-05-22 |
Projection optical unit and projection image display apparatus App 20070097327 - Yatsu; Masahiko ;   et al. | 2007-05-03 |
Projector optical unit, projection type image display apparatus, and rear projection type image display apparatus Grant 7,210,797 - Hirata , et al. May 1, 2 | 2007-05-01 |
Reflector, projective display and projector Grant 7,198,390 - Miyata , et al. April 3, 2 | 2007-04-03 |
Projection display App 20070035802 - Hirata; Koji ;   et al. | 2007-02-15 |
Projection type image display apparatus Grant 7,170,567 - Ouchi , et al. January 30, 2 | 2007-01-30 |
Color separating unit and projection type video display apparatus provided with the same App 20070019163 - Ikeda; Hidehiro ;   et al. | 2007-01-25 |
Projection optical unit and projection image display apparatus Grant 7,159,988 - Yatsu , et al. January 9, 2 | 2007-01-09 |
Liquid crystal projector, and projection lens unit, optical unit and cooling system for the same Grant 7,152,978 - Konuma , et al. December 26, 2 | 2006-12-26 |
Projection type display apparatus and optical unit used therefor App 20060274274 - Adachi; Kei ;   et al. | 2006-12-07 |
Projection lens apparatus and projection type image display apparatus Grant 7,142,367 - Ikeda , et al. November 28, 2 | 2006-11-28 |
Optical unit and image display apparatus App 20060256443 - Ohuchi; Satoshi ;   et al. | 2006-11-16 |
Projection type image display apparatus, and optical unit and polarization splitting unit each used for the apparatus App 20060238715 - Hirata; Koji ;   et al. | 2006-10-26 |
Projection optical unit and projection type video display device using the unit App 20060227299 - Hisada; Takanori ;   et al. | 2006-10-12 |
Reflection-type image projection unit and a reflection-type image display apparatus, and a light source device for use therein Grant 7,111,942 - Hirata , et al. September 26, 2 | 2006-09-26 |
Optical unit and image display apparatus Grant 7,106,518 - Ohuchi , et al. September 12, 2 | 2006-09-12 |
Article or transparent component having liquid repellent layer, optical lens having liquid repellent layer and production process thereof, and projection type display apparatus using the lens App 20060166006 - Sasaki; Hiroshi ;   et al. | 2006-07-27 |
Optical projection apparatus, transmission type screen, and projection type image display apparatus Grant 7,081,927 - Hirata , et al. July 25, 2 | 2006-07-25 |
Projection type display App 20060146290 - Yatsu; Masahiko | 2006-07-06 |
Optical unit and pojection type image display unit using it App 20060126020 - Hirata; Koji ;   et al. | 2006-06-15 |
Reflection-type image projection unit and a reflection-type image display apparatus, and a light source device for use therein Grant 7,059,725 - Hirata , et al. June 13, 2 | 2006-06-13 |
Image display apparatus, as well as, Fresnel lens sheet and screen to be used therein App 20060092511 - Ohishi; Tetsu ;   et al. | 2006-05-04 |
Projection image display apparatus and projection optical unit to be used therein App 20060092385 - Hisada; Takanori ;   et al. | 2006-05-04 |
Projection type color display device Grant 7,014,319 - Hirata , et al. March 21, 2 | 2006-03-21 |
Projection lens apparatus and projection type image display apparatus App 20060012755 - Ikeda; Hidehiro ;   et al. | 2006-01-19 |
Optical unit and image display apparatus App 20060012883 - Ohuchi; Satoshi ;   et al. | 2006-01-19 |
Projection type image display apparatus Grant 6,987,546 - Ouchi , et al. January 17, 2 | 2006-01-17 |
Image display device App 20050280783 - Yamasaki, Futoshi ;   et al. | 2005-12-22 |
Projection lens apparatus and projection type image display apparatus Grant 6,975,460 - Ikeda , et al. December 13, 2 | 2005-12-13 |
Image display device and light source unit therefor App 20050248518 - Yamasaki, Futoshi ;   et al. | 2005-11-10 |
Optical unit and image display apparatus Grant 6,963,453 - Ohuchi , et al. November 8, 2 | 2005-11-08 |
Image display apparatus App 20050237488 - Yamasaki, Futoshi ;   et al. | 2005-10-27 |
Optical projection apparatus, transmission type screen, and projection type image display apparatus Grant 6,956,624 - Hirata , et al. October 18, 2 | 2005-10-18 |
Semiconductor light-emitting device and video display adopting it App 20050219464 - Yamasaki, Futoshi ;   et al. | 2005-10-06 |
Optical unit and projection-type image display apparatus using the same App 20050213043 - Nakashima, Tsutomu ;   et al. | 2005-09-29 |
Optical unit and projection type projector apparatus using the same Grant 6,945,651 - Yatsu , et al. September 20, 2 | 2005-09-20 |
Light source unit and projection type video display apparatus using the same App 20050190307 - Yamasaki, Futoshi ;   et al. | 2005-09-01 |
Projection type video display apparatus App 20050179873 - Yamasaki, Futoshi ;   et al. | 2005-08-18 |
Rear projection image display apparatus App 20050146786 - Ikeda, Hidehiro ;   et al. | 2005-07-07 |
Projection type image display device, rear projection type image display device, optical unit, and screen unit App 20050140926 - Hirata, Koji ;   et al. | 2005-06-30 |
Optical unit and a projection image display apparatus using the same App 20050140931 - Yatsu, Masahiko ;   et al. | 2005-06-30 |
Projection apparatus and projection-type image display apparatus Grant 6,905,213 - Hirata , et al. June 14, 2 | 2005-06-14 |
Projection-type image display apparatus App 20050122481 - Yamasaki, Futoshi ;   et al. | 2005-06-09 |
Projection optical unit and projection image display apparatus App 20050117123 - Yatsu, Masahiko ;   et al. | 2005-06-02 |
Optical projection apparatus, transmission type screen, and projection type image display apparatus Grant 6,894,729 - Hirata , et al. May 17, 2 | 2005-05-17 |
Optical projection apparatus, transmission type screen, and projection type image display apparatus App 20050088576 - Hirata, Koji ;   et al. | 2005-04-28 |
Liquid crystal projector, and projection lens unit, optical unit and cooling system for the same App 20050083490 - Konuma, Nobuhiko ;   et al. | 2005-04-21 |
Optical unit and projection type projector apparatus using the same App 20050073652 - Yatsu, Masahiko ;   et al. | 2005-04-07 |
Polarized-light converting unit and projector using the same Grant 6,869,184 - Yatsu , et al. March 22, 2 | 2005-03-22 |
Reflector, projective display and projector App 20050047146 - Miyata, Motoyuki ;   et al. | 2005-03-03 |
Projector optical unit, projection type image display apparatus, and rear projection type image display apparatus App 20050036120 - Hirata, Koji ;   et al. | 2005-02-17 |
Projection type display device and back projection type display device using the same App 20050012870 - Hirata, Koji ;   et al. | 2005-01-20 |
Liquid crystal display apparatus and optical device for use therein App 20050001970 - Numata, Toru ;   et al. | 2005-01-06 |
Optical unit and projection type projector apparatus using the same Grant 6,832,836 - Yatsu , et al. December 21, 2 | 2004-12-21 |
Projection type color display device App 20040246444 - Hirata, Koji ;   et al. | 2004-12-09 |
Liquid crystal display apparatus and optical device for use therein Grant 6,829,031 - Numata , et al. December 7, 2 | 2004-12-07 |
Projection apparatus and projection-type image display apparatus App 20040239882 - Hirata, Koji ;   et al. | 2004-12-02 |
Liquid crystal projector, and projection lens unit, optical unit and cooling system for the same Grant 6,824,273 - Konuma , et al. November 30, 2 | 2004-11-30 |
Reflection-type image projection unit and a reflection-type image display apparatus, and a light source device for use therein App 20040218281 - Hirata, Koji ;   et al. | 2004-11-04 |
Optical unit and image display apparatus App 20040190147 - Ohuchi, Satoshi ;   et al. | 2004-09-30 |
Projection apparatus and projection-type image display apparatus Grant 6,783,242 - Hirata , et al. August 31, 2 | 2004-08-31 |
Liquid crystal projector, and projection lens unit, optical unit and cooling system for the same Grant 6,783,245 - Konuma , et al. August 31, 2 | 2004-08-31 |
Polarized-light converting unit and projector using the same App 20040105150 - Yatsu, Masahiko ;   et al. | 2004-06-03 |
Array lens, lighting optical system, optical unit and imaging apparatus Grant 6,741,396 - Ohuchi , et al. May 25, 2 | 2004-05-25 |
Picture display device Grant 6,705,730 - Ohshima , et al. March 16, 2 | 2004-03-16 |
Reflection-type image projection unit and a reflection-type image display apparatus, and a light source device for use therein App 20030231286 - Hirata, Koji ;   et al. | 2003-12-18 |
Optical unit and projection type projector apparatus using the same App 20030218724 - Yatsu, Masahiko ;   et al. | 2003-11-27 |
Liquid crystal projector, and projection lens unit, optical unit and cooling system for the same App 20030206276 - Konuma, Nobuhiko ;   et al. | 2003-11-06 |
Array lens, lighting optical system, optical unit and imaging apparatus App 20030202250 - Ohuchi, Satoshi ;   et al. | 2003-10-30 |
Optical projection apparatus, transmission type screen, and projection type image display apparatus App 20030202127 - Hirata, Koji ;   et al. | 2003-10-30 |
Projection lens apparatus and projection type image display apparatus App 20030197954 - Ikeda, Hidehiro ;   et al. | 2003-10-23 |
Optical projection apparatus, transmission type screen, and projection type image display apparatus App 20030197812 - Hirata, Koji ;   et al. | 2003-10-23 |
Projection type image display apparatus App 20030169376 - Ouchi, Satoshi ;   et al. | 2003-09-11 |
Projection type image display apparatus App 20030164901 - Ouchi, Satoshi ;   et al. | 2003-09-04 |
Liquid crystal display apparatus and optical device for use therein App 20030098944 - Numata, Toru ;   et al. | 2003-05-29 |
Picture display device App 20030020878 - Ohshima, Tetsuya ;   et al. | 2003-01-30 |
Array lens, lighting optical system, optical unit and imaging apparatus App 20020154412 - Ohuchi, Satoshi ;   et al. | 2002-10-24 |
Array lens, lighting optical system, optical unit and imaging apparatus App 20020114079 - Ohuchi, Satoshi ;   et al. | 2002-08-22 |
Projection lens apparatus and projection type image display apparatus App 20020097500 - Ikeda, Hidehiro ;   et al. | 2002-07-25 |
Projection type liquid crystal display device Grant 6,416,182 - Kakuda , et al. July 9, 2 | 2002-07-09 |
Array lens, lighting optical system, optical unit and imaging apparatus Grant 6,411,440 - Ohuchi , et al. June 25, 2 | 2002-06-25 |
Liquid crystal display apparatus and optical device for use therein App 20010033345 - Numata, Toru ;   et al. | 2001-10-25 |
Liquid crystal projector, and projection lens unit, optical unit and cooling system for the same Grant 6,290,360 - Konuma , et al. September 18, 2 | 2001-09-18 |
Array lens, lighting optical system, optical unit and imaging apparatus App 20010010596 - Ohuchi, Satoshi ;   et al. | 2001-08-02 |
Liquid crystal projector, and projection lens unit, optical unit and cooling system for the same App 20010008439 - Konuma, Nobuhiko ;   et al. | 2001-07-19 |
Liquid crystal display apparatus and optical device for use therein Grant 6,256,083 - Numata , et al. July 3, 2 | 2001-07-03 |
Array lens, lighting optical system, optical unit and imaging apparatus App 20010002154 - Ohuchi, Satoshi ;   et al. | 2001-05-31 |
Array lens, lighting optical system, optical unit and imaging apparatus Grant 6,201,645 - Ohuchi , et al. March 13, 2 | 2001-03-13 |