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Homogenizer, illuminating optical system, and illuminator
Grant 11,378,877 - Ooi , et al. July 5, 2 | 2022-07-05 |
Optical filter and imaging device
Grant 10,746,908 - Ooi , et al. A | 2020-08-18 |
Light selective transmission type glass and laminated substrate
Grant 10,683,233 - Nomura , et al. | 2020-06-16 |
Near-infrared cut filter and solid-state imaging device
Grant 10,310,150 - Sugiyama , et al. | 2019-06-04 |
Optical filter and imaging device
Grant 10,228,500 - Ooi , et al. | 2019-03-12 |
Optical Filter And Imaging Device
App 20180095203 - Ooi; Yoshiharu ; et al. | 2018-04-05 |
Light Selective Transmission Type Glass And Laminated Substrate
App 20170355637 - NOMURA; Shuhei ; et al. | 2017-12-14 |
Optical Filter And Imaging Device
App 20170192144 - OOI; Yoshiharu ; et al. | 2017-07-06 |
Near-infrared Cut Filter And Solid-state Imaging Device
App 20170017023 - SUGIYAMA; Takashi ; et al. | 2017-01-19 |
Liquid crystal alignment film, process for its production, optical element using the liquid crystal alignment film, and optical information writing/reading device
Grant 8,565,058 - Shiono , et al. October 22, 2 | 2013-10-22 |
Liquid Crystal Alignment Film, Process For Its Production, Optical Element Using The Liquid Crystal Alignment Film, And Optical Information Writing/reading Device
App 20130163399 - SHIONO; Kazuhiko ; et al. | 2013-06-27 |
Projection Display Device
App 20120075539 - KONISHI; Teppei ; et al. | 2012-03-29 |
Optical head apparatus
Grant 7,835,252 - Murata , et al. November 16, 2 | 2010-11-16 |
Liquid crystal lens element and optical head device
Grant 7,773,489 - Murata , et al. August 10, 2 | 2010-08-10 |
Multi-layer diffraction type polarizer and liquid crystal element
Grant 7,764,354 - Ooi , et al. July 27, 2 | 2010-07-27 |
Polarizing diffraction element and optical head device
Grant 7,738,346 - Ooi , et al. June 15, 2 | 2010-06-15 |
Liquid crystal lens element optical head device
Grant 7,738,344 - Ooi , et al. June 15, 2 | 2010-06-15 |
Liquid crystal lens element and optical head device
Grant 7,719,657 - Ooi , et al. May 18, 2 | 2010-05-18 |
Liquid crystal diffraction lens element and optical head device
Grant 7,710,536 - Osawa , et al. May 4, 2 | 2010-05-04 |
Phase correction element and optical head device
Grant 7,688,700 - Ooi , et al. March 30, 2 | 2010-03-30 |
Phase Correction Element And Optical Head Device
App 20100020671 - Ooi; Yoshiharu ; et al. | 2010-01-28 |
Phase plate and an optical data recording/reproducing device
Grant 7,564,504 - Ooi , et al. July 21, 2 | 2009-07-21 |
Double-wavelength light source unit and optical head device having four diffraction gratings
Grant 7,548,359 - Murakami , et al. June 16, 2 | 2009-06-16 |
Optical Head Device
App 20090016191 - MURATA; Koichi ; et al. | 2009-01-15 |
Diffraction Element
App 20080310024 - SATO; Hiromasa ; et al. | 2008-12-18 |
Optical Head Apparatus
App 20080253265 - Murata; Koichi ; et al. | 2008-10-16 |
Diffraction element
Grant 7,430,076 - Sato , et al. September 30, 2 | 2008-09-30 |
Liquid crystal lens element and optical head device
Grant 7,388,822 - Ooi , et al. June 17, 2 | 2008-06-17 |
Liquid Crystal Lens Element And Optical Head Device
App 20070183293 - MURATA; Kouichi ; et al. | 2007-08-09 |
Liquid Crystal Diffraction Lens Element And Optical Head Device
App 20070182915 - Osawa; Mitsuo ; et al. | 2007-08-09 |
Liquid crystal lens element and optical head device
App 20070146625 - Ooi; Yoshiharu ; et al. | 2007-06-28 |
Liquid Crystal Lens Element Optical Head Device
App 20070127348 - Ooi; Yoshiharu ; et al. | 2007-06-07 |
Liquid crystal lens element and optical head device
App 20060280100 - Ooi; Yoshiharu ; et al. | 2006-12-14 |
Polarizing diffraction element and optical head device
App 20060239171 - Ooi; Yoshiharu ; et al. | 2006-10-26 |
Optical element employing liquid crystal having optical isotropy
App 20060227283 - Ooi; Yoshiharu ; et al. | 2006-10-12 |
Multi-layer diffraction type polarizer and liquid crystal element
Grant 7,079,202 - Ooi , et al. July 18, 2 | 2006-07-18 |
Multi-layer diffraction type polarizer and liquid crystal element
App 20060103778 - Ooi; Yoshiharu ; et al. | 2006-05-18 |
Phase correction element and optical head device
App 20050226122 - Ooi, Yoshiharu ; et al. | 2005-10-13 |
Phase plate and an optical data recording/reproducing device
App 20050213212 - Ooi, Yoshiharu ; et al. | 2005-09-29 |
Double-wavelength light source unit and optical head device
App 20050213444 - Murakami, Ryota ; et al. | 2005-09-29 |
Retarder and optical head device installing the same
Grant 6,917,576 - Nishiyama , et al. July 12, 2 | 2005-07-12 |
Wavelength-selective diffraction element and an optical head device
Grant 6,891,147 - Goto , et al. May 10, 2 | 2005-05-10 |
Diffraction element
App 20040169929 - Sato, Hiromasa ; et al. | 2004-09-02 |
Multi-layer diffraction type polarizer and liquid crystal element
App 20040165126 - Ooi, Yoshiharu ; et al. | 2004-08-26 |
Wavelength-selective diffraction element and an optical head device
App 20040094699 - Goto, Ryuichiro ; et al. | 2004-05-20 |
LCD device including an illumination device having a polarized light separating sheet between a light guide and the display
Grant RE38,305 - Gunjima , et al. November 11, 2 | 2003-11-11 |
Retarder and optical head device installing the same
App 20030174631 - Nishiyama, Takehiko ; et al. | 2003-09-18 |
Retarder and optical head device installing the same
App 20030123371 - Nishiyama, Takehiko ; et al. | 2003-07-03 |
LCD device including an illumination device having a polarized light separating sheet between a light guide and the display
Grant RE37,377 - Gunjima , et al. September 18, 2 | 2001-09-18 |
Projection type display apparatus
Grant 5,798,805 - Ooi , et al. August 25, 1 | 1998-08-25 |
Projection type color liquid crystal optical apparatus
Grant 5,754,260 - Ooi , et al. May 19, 1 | 1998-05-19 |
Light source apparatus using a cone-like material and an applied apparatus thereof
Grant 5,659,409 - Ooi , et al. August 19, 1 | 1997-08-19 |
Projection type color liquid crystal optical apparatus
Grant 5,648,860 - Ooi , et al. July 15, 1 | 1997-07-15 |
LCD device including an illumination device having a polarized light separating sheet between a light guide and the display
Grant 5,587,816 - Gunjima , et al. December 24, 1 | 1996-12-24 |
Liquid crystal display element with electrode having concave-convex surface at liquid crystal side
Grant 5,283,675 - Ooi , et al. February 1, 1 | 1994-02-01 |
Polymer dispersed liquid crystal color projection display apparatus
Grant 5,245,449 - Ooi , et al. September 14, 1 | 1993-09-14 |
Transparent-scattering type optical device including a prism with a triangular longitudinal cross section
Grant 5,206,746 - Ooi , et al. April 27, 1 | 1993-04-27 |
Spatial light modulating devices utilizing electro-optic crystal
Grant 4,923,287 - Ooi , et al. May 8, 1 | 1990-05-08 |
Optical joint comprising antireflection films
Grant 4,794,033 - Ooi December 27, 1 | 1988-12-27 |
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