Inventor · disambiguated record
Ryusaku Takahashi
Also filed as: TAKAHASHI RYUSAKU
36 granted patents·3 pending applications·991 citations·filing 1990–2009
98Inventor score
Files withVICTOR COMPANY OF JAPAN34FUKUZAKI YOSHIO1KOBAYASHI MANABU1KOBAYASHI TATSURU1MURATA TOSHITAKA1
Top patents by PatentIndex Score
39 records- 0189US5305146ATri-color separating and composing optical systemVICTOR COMPANY OF JAPAN·Filed 1992·Granted Apr 19, 1994·88 cites·2 claims
- 0289US5239322ADisplay apparatusVICTOR COMPANY OF JAPAN·Filed 1991·Granted Aug 24, 1993·97 cites·10 claims
- 0387US5379135AOptical system for display apparatusVICTOR COMPANY OF JAPAN·Filed 1993·Granted Jan 3, 1995·85 cites·6 claims
- 0487US5325137AOverhead projector with a spatial light modulatorVICTOR COMPANY OF JAPAN·Filed 1992·Granted Jun 28, 1994·70 cites·15 claims
- 0584US7239454B2Image display apparatusVICTOR COMPANY OF JAPAN·Filed 2006·Granted Jul 3, 2007·11 cites·4 claims
- 0682US5130826AOptical system having photoconductive members and optical means for decomposing and composing the polarized lights for a color picture displayVICTOR COMPANY OF JAPAN·Filed 1991·Granted Jul 14, 1992·60 cites·2 claims
- 0779US8388147B2Screen assembly and rear-projection type graphic display deviceMURATA TOSHITAKA·Filed 2009·Granted Mar 5, 2013·8 cites·9 claims
- 0879US8152317B2Light source device, lighting device and image display deviceOKAMOTO NAOYA·Filed 2008·Granted Apr 10, 2012·6 cites·31 claims
- 0979US5327229ADisplay deviceVICTOR COMPANY OF JAPAN·Filed 1993·Granted Jul 5, 1994·50 cites·5 claims
- 1077US5299042ALight-to-light conversion method, display unit using the same, and light-to-light conversion element incorporated thereinVICTOR COMPANY OF JAPAN·Filed 1991·Granted Mar 29, 1994·47 cites·9 claims
- 1177US5191408AColor imaging system with selectively openable optical shutterVICTOR COMPANY OF JAPAN·Filed 1991·Granted Mar 2, 1993·23 cites·42 claims
- 1275US5122895APolarization converter for converting randomly polarized light to linearly polarized lightVICTOR COMPANY OF JAPAN·Filed 1990·Granted Jun 16, 1992·41 cites·4 claims
- 1374US7095568B2Image display apparatusVICTOR COMPANY OF JAPAN·Filed 2004·Granted Aug 22, 2006·8 cites·9 claims
- 1474US5357289AProjector lens system having three lens groups for image projectorVICTOR COMPANY OF JAPAN·Filed 1994·Granted Oct 18, 1994·41 cites·2 claims
- 1573US7564190B2Light source device and image displaying apparatus using the sameVICTOR COMPANY OF JAPAN·Filed 2007·Granted Jul 21, 2009·4 cites·9 claims
- 1672US8337025B2Projection type display device and image displaying methodKOBAYASHI MANABU·Filed 2009·Granted Dec 25, 2012·5 cites·6 claims
- 1772US7273279B2Projection display apparatusVICTOR COMPANY OF JAPAN·Filed 2005·Granted Sep 25, 2007·4 cites·2 claims
- 1869US5164854APolarization converter for converting unpolarized light to linearly polarized lightVICTOR COMPANY OF JAPAN·Filed 1991·Granted Nov 17, 1992·33 cites·2 claims
- 1968US5502490ADisplay unit having a light-to-light conversion elementVICTOR COMPANY OF JAPAN·Filed 1995·Granted Mar 26, 1996·31 cites·11 claims
- 2066US6398365B1Image projection display apparatusVICTOR COMPANY OF JAPAN·Filed 2000·Granted Jun 4, 2002·10 cites·5 claims
- 2166US5897190AIllumination optical system, projection optical system and display apparatus using the sameVICTOR COMPANY OF JAPAN·Filed 1996·Granted Apr 27, 1999·29 cites·20 claims
- 2266US5285268AProjection type display device having a mask for cutting off unnecessary light parts of displayed pictureVICTOR COMPANY OF JAPAN·Filed 1992·Granted Feb 8, 1994·25 cites·4 claims
- 2365US5264951ASpatial light modulator systemVICTOR COMPANY OF JAPAN·Filed 1992·Granted Nov 23, 1993·29 cites·5 claims
- 2463US6283615B1Illumination apparatusVICTOR COMPANY OF JAPAN·Filed 2000·Granted Sep 4, 2001·10 cites·3 claims
- 2562US5463468ADisplay unit having a light-to-light conversion elementVICTOR COMPANY OF JAPAN·Filed 1994·Granted Oct 31, 1995·22 cites·7 claims
- 2662US5294992ADriving method for photoconductive-type SLMVICTOR COMPANY OF JAPAN·Filed 1992·Granted Mar 15, 1994·26 cites·5 claims
- 2760US6174060B1Projection-type display apparatus having polarized beam splitters and an illuminating deviceVICTOR COMPANY OF JAPAN·Filed 1998·Granted Jan 16, 2001·28 cites·9 claims
- 2858USD618268SPortion of display panel with projectorVICTOR COMPANY OF JAPAN·Filed 2008·Granted Jun 22, 2010·10 cites·1 claims
- 2958US6141124AColor filter and color picture display device using the sameVICTOR COMPANY OF JAPAN·Filed 1997·Granted Oct 31, 2000·21 cites·7 claims
- 3051US6046856AImage projector and illumination device used for the image projectorVICTOR COMPANY OF JAPAN·Filed 1998·Granted Apr 4, 2000·16 cites·5 claims
- 3150US5565882AImage processing system for display, recording and reproducing imageVICTOR COMPANY OF JAPAN·Filed 1995·Granted Oct 15, 1996·15 cites·2 claims
- 3246US5486878AColor image display apparatus with reflection mirrors simultaneously oscillatedVICTOR COMPANY OF JAPAN·Filed 1994·Granted Jan 23, 1996·11 cites·18 claims
- 3345USD615576SProjector screenVICTOR COMPANY OF JAPAN·Filed 2008·Granted May 11, 2010·5 cites·1 claims
- 3445US5250939ADrive apparatus for optical element arrayVICTOR COMPANY OF JAPAN·Filed 1991·Granted Oct 5, 1993·12 cites·2 claims
- 3545US2007024809A1Polarizing illuminant apparatus and image display apparatusVICTOR COMPANY OF JAPAN·Filed 2006·Application pending·0 cites
- 3644US2006256289A1Projection display apparatusFUKUZAKI YOSHIO·Filed 2006·Application pending·0 cites
- 3743US5227902ASpatial light modulator with a photoconductor on each side of a light modulation layerVICTOR COMPANY OF JAPAN·Filed 1991·Granted Jul 13, 1993·10 cites·2 claims
- 3838US2008123343A1Light source device, image display device, optical element and manufacturing method thereofKOBAYASHI TATSURU·Filed 2007·Application pending·0 cites
- 3930US5381188ALight to light modulator with reading light of specified wavelengthVICTOR COMPANY OF JAPAN·Filed 1992·Granted Jan 10, 1995·0 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →