Inventor · disambiguated record
Katsumi Kurematsu
Also filed as: KUREMATSU KATSUMI
75 granted patents·3,268 citations·filing 1985–2006
99Inventor score
Top patents by PatentIndex Score
75 records- 0196US5580142AImage forming apparatus and projector using the sameCANON KK·Filed 1995·Granted Dec 3, 1996·78 cites·25 claims
- 0296US5227900AMethod of driving ferroelectric liquid crystal elementCANON KK·Filed 1991·Granted Jul 13, 1993·170 cites·8 claims
- 0395US5100222AScreen and image display apparatusCANON KK·Filed 1990·Granted Mar 31, 1992·61 cites·15 claims
- 0494US6808271B1Projection type display apparatusCANON KK·Filed 2000·Granted Oct 26, 2004·70 cites·15 claims
- 0594US6592227B2Projection type image-display apparatusCANON KK·Filed 2001·Granted Jul 15, 2003·46 cites·6 claims
- 0694US6163352AActive matrix substrated, liquid crystal apparatus using the same the display apparatus using such liquid crystal apparatusCANON KK·Filed 2000·Granted Dec 19, 2000·67 cites·6 claims
- 0793US6020867ADisplay apparatusCANON KK·Filed 1996·Granted Feb 1, 2000·170 cites·67 claims
- 0893US5237435AMulticolor projector employing diffraction grating type liquid crystal light modulatorsCANON KK·Filed 1991·Granted Aug 17, 1993·132 cites·9 claims
- 0991US6172723B1Reflection type LCD pixel having outer low reflectivity region surrounding high reflectivity region upon which microlens light is focussedCANON KK·Filed 1998·Granted Jan 9, 2001·120 cites·19 claims
- 1091US6057897AActive matrix display in which adjacent transistors share a common source regionCANON KK·Filed 1997·Granted May 2, 2000·72 cites·6 claims
- 1191US5816677ABacklight device for display apparatusCANON KK·Filed 1995·Granted Oct 6, 1998·132 cites·23 claims
- 1291US4702591ACleaning device for an image forming apparatusCANON KK·Filed 1985·Granted Oct 27, 1987·39 cites·4 claims
- 1390US6923546B2Projection optical system and projection type display apparatus using the sameCANON KK·Filed 2002·Granted Aug 2, 2005·42 cites·9 claims
- 1490US5153752AProjectorCANON KK·Filed 1991·Granted Oct 6, 1992·106 cites·30 claims
- 1589US6274516B1Process for manufacturing interlayer insulating film and display apparatus using this film and its manufacturing methodCANON KK·Filed 1998·Granted Aug 14, 2001·99 cites·20 claims
- 1689US6127998AMatrix substrate, liquid-crystal device incorporating the matrix substrate, and display device incorporating the liquid-crystal deviceCANON KK·Filed 1997·Granted Oct 3, 2000·96 cites·31 claims
- 1789US5372745ALiquid crystal device, display apparatus using same and display method using sameCANON KK·Filed 1991·Granted Dec 13, 1994·55 cites·21 claims
- 1889US5101279ALiquid crystal display apparatus having lenticular elements oriented in relation to LC pixel aperture dimensionsCANON KK·Filed 1990·Granted Mar 31, 1992·95 cites·26 claims
- 1988US6994442B2Display apparatusCANON KK·Filed 2005·Granted Feb 7, 2006·15 cites·10 claims
- 2088US4844008ANon-contact developing apparatus utilizing a tangential magnetic fieldCANON KK·Filed 1987·Granted Jul 4, 1989·32 cites·20 claims
- 2187US5446510AImage display apparatusCANON KK·Filed 1994·Granted Aug 29, 1995·80 cites·30 claims
- 2286US6266038B1Liquid crystal display apparatusCANON KK·Filed 1998·Granted Jul 24, 2001·79 cites·11 claims
- 2384US5267029AImage projectorKUREMATSU KATSUMI·Filed 1992·Granted Nov 30, 1993·78 cites·22 claims
- 2484US5191472AApparatus having a screen with light blocking elementsCANON KK·Filed 1989·Granted Mar 2, 1993·49 cites·8 claims
- 2583US6078368AActive matrix substrate, liquid crystal apparatus using the same and display apparatus using such liquid crystal apparatusCANON KK·Filed 1999·Granted Jun 20, 2000·41 cites·3 claims
- 2683US5847795ALiquid crystal display apparatus and anti-reflection film applicable theretoCANON KK·Filed 1996·Granted Dec 8, 1998·67 cites·8 claims
- 2783US5540858ADisplay method and apparatus using chiral smectic liquid crystalCANON KK·Filed 1994·Granted Jul 30, 1996·37 cites·24 claims
- 2882US6712473B2Mirror array device and projection type display apparatus using the sameCANON KK·Filed 2001·Granted Mar 30, 2004·16 cites·21 claims
- 2982US6559821B2Matrix substrate and liquid crystal display as well as projector using the sameCANON KK·Filed 1998·Granted May 6, 2003·48 cites·35 claims
- 3082US6339459B1Liquid crystal display deviceCANON KK·Filed 1998·Granted Jan 15, 2002·64 cites·5 claims
- 3182US6166792AReflective LCD having reflectivity characteristics between electrodes and reflectorCANON KK·Filed 1997·Granted Dec 26, 2000·65 cites·27 claims
- 3280US6927829B2Matrix substrate, liquid crystal display device using it, and method for producing the matrix substrateCANON KK·Filed 2004·Granted Aug 9, 2005·16 cites·3 claims
- 3380US4748474AImage forming method and apparatus using developer having toner generally from one to five microns in size and a lubricantCANON KK·Filed 1986·Granted May 31, 1988·22 cites·10 claims
- 3477US6295107B1Liquid crystal display with shielding layer for passing parallel rays of light into micro-lens arrayCANON KK·Filed 1998·Granted Sep 25, 2001·52 cites·18 claims
- 3577US6281867B2Display panel and projection type display apparatusCANON KK·Filed 1998·Granted Aug 28, 2001·51 cites·15 claims
- 3677US5170194AReflection type liquid crystal valve and projector having the sameCANON KK·Filed 1990·Granted Dec 8, 1992·46 cites·19 claims
- 3776US6157429AMatrix substrate having continuous even surface in drive circuit or sealing region as well as display region and manufacturing method thereofCANON KK·Filed 1997·Granted Dec 5, 2000·52 cites·41 claims
- 3875US6883922B2Display apparatusCANON KK·Filed 2001·Granted Apr 26, 2005·9 cites·3 claims
- 3974US8766897B2Matrix substrate and display which inputs signal-polarity inverting signals to picture dataYOSHIDA DAISUKE·Filed 2006·Granted Jul 1, 2014·3 cites·8 claims
- 4074US6650460B2Projection type display apparatusCANON KK·Filed 2001·Granted Nov 18, 2003·12 cites·18 claims
- 4174US5764318ALiquid crystal display panel and projector utilizing the sameCANON KK·Filed 1997·Granted Jun 9, 1998·44 cites·22 claims
- 4274US5461500APolarization converting apparatus and optical instrument having the sameCANON KK·Filed 1994·Granted Oct 24, 1995·39 cites·8 claims
- 4372US4981340AMethod and apparatus for readout of information from display panelCANON KK·Filed 1989·Granted Jan 1, 1991·27 cites·10 claims
- 4471US6984044B2Projection optical system, projection type image display apparatus, and image display systemCANON KK·Filed 2003·Granted Jan 10, 2006·13 cites·16 claims
- 4570US6951395B2Projection optical system, projection type image display apparatus, and image display systemCANON KK·Filed 2003·Granted Oct 4, 2005·9 cites·19 claims
- 4670US6809790B2Matrix substrate, liquid crystal display device using it, and method for producing the matrix substrateCANON KK·Filed 2002·Granted Oct 26, 2004·9 cites·21 claims
- 4770US5666176AProcess for producing liquid crystal display panel by photolithography using microlensesCANON KK·Filed 1995·Granted Sep 9, 1997·35 cites·4 claims
- 4870US5390050AEccentric Fresnel lens sheet and method of making sameCANON KK·Filed 1993·Granted Feb 14, 1995·22 cites·5 claims
- 4968US5371617ALiquid crystal projector with one modulator including a member for preventing light from another modulator from entering the oneCANON KK·Filed 1992·Granted Dec 6, 1994·29 cites·23 claims
- 5068US4777107AMethod 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 fieldsCANON KK·Filed 1986·Granted Oct 11, 1988·15 cites·20 claims
Showing the top 50 of 75 patent records by PatentIndex Score.
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