Kurematsu; Katsumi

Patent Applications and Registrations

Patent applications and USPTO patent grants for Kurematsu; Katsumi.The latest application filed is for "matrix substrate and display which inputs signal-polarity inverting signals to picture data".

Company Profile

0.62.17

Kurematsu; Katsumi - Hiratsuka N/A JP
Kurematsu; Katsumi - Kanagawa JP
Kurematsu; Katsumi - Tokyo JP
Kurematsu; Katsumi - Kanagawa-ken JP
KUREMATSU, KATSUMI - HIRATSUKA-SHI JP
Kurematsu; Katsumi - Kawasaki JP
Kurematsu; Katsumi - Atsugi JP
Kurematsu; Katsumi - Shimomaruko Ohta-ku JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Matrix substrate and display which inputs signal-polarity inverting signals to picture data Grant 8,766,897 - Yoshida , et al. July 1, 2	2014-07-01
Matrix substrate and display which inputs signal-polarity inverting signals to picture data App 20060132420 - Yoshida; Daisuke ; et al.	2006-06-22
Display apparatus Grant 6,994,442 - Kurematsu , et al. February 7, 2	2006-02-07
Projection optical system, projection type image display apparatus, and image display system Grant 6,991,338 - Sunaga , et al. January 31, 2	2006-01-31
Projection optical system, projection type image display apparatus, and image display system Grant 6,984,044 - Kurioka , et al. January 10, 2	2006-01-10
Projection optical system, projection type image display apparatus, and image display system Grant 6,951,395 - Chatani , et al. October 4, 2	2005-10-04
Matrix substrate, liquid crystal display device using it, and method for producing the matrix substrate Grant 6,927,829 - Yamagishi , et al. August 9, 2	2005-08-09
Projection optical system and projection type display apparatus using the same Grant 6,923,546 - Kurematsu August 2, 2	2005-08-02
Display apparatus App 20050157412 - Kurematsu, Katsumi ; et al.	2005-07-21
Projection optical system, image display apparatus, and image display system Grant 6,894,842 - Kurematsu , et al. May 17, 2	2005-05-17
Display apparatus Grant 6,883,922 - Kurematsu , et al. April 26, 2	2005-04-26
Matrix substrate, liquid crystal display device using it, and method for producing the matrix substrate App 20040233369 - Yamagishi, Koichi ; et al.	2004-11-25
Projection type display apparatus Grant 6,808,271 - Kurematsu October 26, 2	2004-10-26
Matrix substrate, liquid crystal display device using it, and method for producing the matrix substrate Grant 6,809,790 - Yamagishi , et al. October 26, 2	2004-10-26
Mirror array device and projection type display apparatus using the same Grant 6,712,473 - Kurematsu March 30, 2	2004-03-30
Projection optical system, projection type image display apparatus, and image display system App 20040032571 - Sunaga, Toshihiro ; et al.	2004-02-19
Projection optical system, projection type image display apparatus, and image display system App 20040027662 - Kurioka, Yoshiaki ; et al.	2004-02-12
Projection optical system, projection type image display apparatus, and image display system App 20040027544 - Chatani, Sawako ; et al.	2004-02-12
Projection type display apparatus Grant 6,650,460 - Kurematsu November 18, 2	2003-11-18
Projection type image-display apparatus Grant 6,592,227 - Ouchi , et al. July 15, 2	2003-07-15
Projection optical system, image display apparatus, and image display system App 20030067691 - Kurematsu, Katsumi ; et al.	2003-04-10
Matrix substrate, liquid crystal display device using it, and method for producing the matrix substrate Grant 6,512,566 - Yamagishi , et al. January 28, 2	2003-01-28
Matrix substrate and liquid crystal display device and projection liquid crystal display device using the same Grant 6,476,897 - Watanabe , et al. November 5, 2	2002-11-05
Matrix substrate, liquid crystal display device using it, and method for producing the matrix substrate App 20020126233 - Yamagishi, Koichi ; et al.	2002-09-12
Projection optical system and projection type display apparatus using the same App 20020105621 - Kurematsu, Katsumi	2002-08-08
Semiconductor device, display apparatus using such devices and method of manufacturing such an apparatus as well as that of manufacturing such an apparatus Grant 6,411,349 - Nakazawa , et al. June 25, 2	2002-06-25
Display apparatus App 20020057421 - Kurematsu, Katsumi ; et al.	2002-05-16
Projection type display apparatus App 20020054276 - Kurematsu, Katsumi	2002-05-09
Projection type display apparatus App 20020054423 - Kurematsu, Katsumi	2002-05-09
Projection type image-display apparatus App 20020044261 - Ouchi, Akihiro ; et al.	2002-04-18
Matrix Substrate And Liquid Crystal Display As Well As Projector Using The Same App 20020036606 - ICHIKAWA, TAKESHI ; et al.	2002-03-28
Matrix Substrate And Liquid Crystal Display Device Using The Same In Which The Distance Between The Upper Surface Of The Pixels Being Less Than The Distance Between The Lower Surface Of The Pixels In Contact With The Substrate Grant 6,356,332 - Ichikawa , et al. March 12, 2	2002-03-12
Liquid crystal display device Grant 6,339,459 - Ichikawa , et al. January 15, 2	2002-01-15
Semiconductor Device, Display Apparatus Using Such Devices And Method Of Manufacturing Such An Apparatus As Well As That Of Manufacturing Such An Apparatus App 20010045999 - NAKAZAWA, TORU ; et al.	2001-11-29
Liquid Crystal Panel With Holding Substrate Having Fixing Protuberances App 20010046025 - ISHII, TAKAYUKI ; et al.	2001-11-29
Liquid crystal display with shielding layer for passing parallel rays of light into micro-lens array Grant 6,295,107 - Watanabe , et al. September 25, 2	2001-09-25
Display panel and projection type display apparatus Grant 6,281,867 - Kurematsu , et al. August 28, 2	2001-08-28
Liquid crystal display apparatus Grant 6,266,038 - Yoshida , et al. July 24, 2	2001-07-24
Display Panel And Projection Type Display Apparatus App 20010004251 - KUREMATSU, KATSUMI ; et al.	2001-06-21
Reflection type LCD pixel having outer low reflectivity region surrounding high reflectivity region upon which microlens light is focussed Grant 6,172,723 - Inoue , et al. January 9, 2	2001-01-09
Reflective LCD having reflectivity characteristics between electrodes and reflector Grant 6,166,792 - Miyawaki , et al. December 26, 2	2000-12-26
Active matrix substrated, liquid crystal apparatus using the same the display apparatus using such liquid crystal apparatus Grant 6,163,352 - Ichikawa , et al. December 19, 2	2000-12-19
Matrix substrate, liquid-crystal device incorporating the matrix substrate, and display device incorporating the liquid-crystal device Grant 6,127,998 - Ichikawa , et al. October 3, 2	2000-10-03
Active matrix substrate, liquid crystal apparatus using the same and display apparatus using such liquid crystal apparatus Grant 6,078,368 - Ichikawa , et al. June 20, 2	2000-06-20
Active matrix display in which adjacent transistors share a common source region Grant 6,057,897 - Ichikawa , et al. May 2, 2	2000-05-02
Display apparatus Grant 6,020,867 - Shimada , et al. February 1, 2	2000-02-01
Liquid crystal display apparatus and anti-reflection film applicable thereto Grant 5,847,795 - Satoh , et al. December 8, 1	1998-12-08
Backlight device for display apparatus Grant 5,816,677 - Kurematsu , et al. October 6, 1	1998-10-06
Liquid crystal display Grant 5,706,021 - Kurematsu January 6, 1	1998-01-06
Process for producing liquid crystal display panel by photolithography using microlenses Grant 5,666,176 - Kurematsu September 9, 1	1997-09-09
Scattering type liquid crystal device Grant 5,631,750 - Minoura , et al. May 20, 1	1997-05-20
Image forming apparatus and projector using the same Grant 5,580,142 - Kurematsu , et al. December 3, 1	1996-12-03
Liquid crystal device with optical means of high refractive index at pixels and low refractive index between pixels Grant 5,568,287 - Shingaki , et al. October 22, 1	1996-10-22
Liquid crystal display with opaque film formed by exposure through microlens Grant 5,473,453 - Kurematsu December 5, 1	1995-12-05
Polarization converting apparatus and optical instrument having the same Grant 5,461,500 - Tsuji , et al. October 24, 1	1995-10-24
Image display apparatus Grant 5,446,510 - Mitsutake , et al. August 29, 1	1995-08-29
Image projection apparatus Grant 5,438,379 - Kurematsu August 1, 1	1995-08-01
Eccentric Fresnel lens sheet and method of making same Grant 5,390,050 - Yanagi , et al. February 14, 1	1995-02-14
Liquid crystal device, display apparatus using same and display method using same Grant 5,372,745 - Yoshinaga , et al. December 13, 1	1994-12-13
Liquid crystal projector with one modulator including a member for preventing light from another modulator from entering the one Grant 5,371,617 - Mitsutake , et al. December 6, 1	1994-12-06
Liquid crystal television projector with automatic focus Grant 5,276,523 - Kurematsu , et al. January 4, 1	1994-01-04
Image projector Grant 5,267,029 - Kurematsu , et al. November 30, 1	1993-11-30
Liquid crystal display having spontaneous polarization above threshold voltage times liquid crystal and sub-capacitor capacitance over two times pixel area Grant 5,251,050 - Kurematsu , et al. October 5, 1	1993-10-05
Multicolor projector employing diffraction grating type liquid crystal light modulators Grant 5,237,435 - Kurematsu , et al. August 17, 1	1993-08-17
Method of driving ferroelectric liquid crystal element Grant 5,227,900 - Inaba , et al. July 13, 1	1993-07-13
Display apparatus Grant 5,208,620 - Mitsutake , et al. May 4, 1	1993-05-04
Apparatus having a screen with light blocking elements Grant 5,191,472 - Kurematsu , et al. March 2, 1	1993-03-02
Reflection type liquid crystal valve and projector having the same Grant 5,170,194 - Kurematsu , et al. December 8, 1	1992-12-08
Projector Grant 5,153,752 - Kurematsu , et al. October 6, 1	1992-10-06
Screen and image display apparatus which minimizes the effects of re-reflected incident light Grant 5,146,365 - Minoura , et al. September 8, 1	1992-09-08
Liquid crystal display apparatus having lenticular elements oriented in relation to LC pixel aperture dimensions Grant 5,101,279 - Kurematsu , et al. March 31, 1	1992-03-31
Screen and image display apparatus Grant 5,100,222 - Minoura , et al. March 31, 1	1992-03-31
Method and apparatus for readout of information from display panel Grant 4,981,340 - Kurematsu , et al. January 1, 1	1991-01-01
Non-contact developing apparatus utilizing a tangential magnetic field Grant 4,844,008 - Sakemi , et al. July 4, 1	1989-07-04
Method and apparatus for image development using a two component developer with contact and non-contact development steps alternated by vibration of magnetic particles subject to electric and magnetic fields Grant 4,777,107 - Kurematsu , et al. October 11, 1	1988-10-11
Image forming method and apparatus using developer having toner generally from one to five microns in size and a lubricant Grant 4,748,474 - Kurematsu , et al. May 31, 1	1988-05-31
Thermal recording material for display and image display device utilizing the same Grant 4,734,359 - Oguchi , et al. March 29, 1	1988-03-29
Cleaning device for an image forming apparatus Grant 4,702,591 - Tsuda , et al. October 27, 1	1987-10-27

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