Inventor · disambiguated record
Toshikazu Ohnishi
Also filed as: OHNISHI TOSHIKAZU
73 granted patents·4 pending applications·2,736 citations·filing 1979–2012
99Inventor score
Top patents by PatentIndex Score
77 records- 0199US6246168B1Electron-emitting device, electron source and image-forming apparatus as well as method of manufacturing the sameCANON KK·Filed 1995·Granted Jun 12, 2001·179 cites·67 claims
- 0298US6169356B1Electron-emitting device, electron source and image-forming apparatusCANON KK·Filed 1994·Granted Jan 2, 2001·114 cites·25 claims
- 0397US6179678B1Method of manufacturing electron-emitting device electron source and image-forming apparatusCANON KK·Filed 1999·Granted Jan 30, 2001·106 cites·15 claims
- 0496US6608437B1Electron-emitting device, electron source and image-forming apparatus as well as method of manufacturing the sameCANON KK·Filed 2000·Granted Aug 19, 2003·47 cites·14 claims
- 0596US5512446ALabeled complexCANON KK·Filed 1992·Granted Apr 30, 1996·130 cites·3 claims
- 0695US7234985B2Method for manufacturing an electric emitting device with first and second carbon filmsCANON KK·Filed 2006·Granted Jun 26, 2007·16 cites·10 claims
- 0795US5700647ACarbocation containing cyanine-type dyeCANON KK·Filed 1995·Granted Dec 23, 1997·132 cites·20 claims
- 0895US5622634AMethod of manufacturing electron-emitting device, electron source and image-forming apparatusCANON KK·Filed 1994·Granted Apr 22, 1997·141 cites·54 claims
- 0995US4995705ADevice, method and apparatus for optical modulation using ferroelectric polymer liquid crystalsCANON KK·Filed 1987·Granted Feb 26, 1991·62 cites·48 claims
- 1094US6344711B1Electron-emitting deviceCANON KK·Filed 2000·Granted Feb 5, 2002·43 cites·24 claims
- 1194US5591061AApparatus for manufacturing electron source and image forming apparatusCANON KK·Filed 1995·Granted Jan 7, 1997·94 cites·45 claims
- 1292US7057336B2Electron-emitting device, electron source and image-forming apparatus as well as method of manufacturing the sameCANON KK·Filed 2003·Granted Jun 6, 2006·25 cites·6 claims
- 1392US5370842ASample measuring device and sample measuring systemCANON KK·Filed 1992·Granted Dec 6, 1994·198 cites·17 claims
- 1491US6848961B2Method and apparatus for manufacturing image displaying apparatusCANON KK·Filed 2001·Granted Feb 1, 2005·33 cites·30 claims
- 1590US5846730ALabelled complexCANON KK·Filed 1997·Granted Dec 8, 1998·135 cites·6 claims
- 1690US4965591ARecording with polymer liquid crystal recording mediumCANON KK·Filed 1988·Granted Oct 23, 1990·38 cites·10 claims
- 1789US6384541B1Electron-emitting device, electron source, and image-forming apparatusCANON KK·Filed 1999·Granted May 7, 2002·43 cites·40 claims
- 1889US5372745ALiquid crystal device, display apparatus using same and display method using sameCANON KK·Filed 1991·Granted Dec 13, 1994·55 cites·21 claims
- 1988US5427959AApparatus and method for measuring specimenCANON KK·Filed 1991·Granted Jun 27, 1995·79 cites·20 claims
- 2087US5041723AInfrared ray detector with multiple optical filtersHORIBA LTD·Filed 1990·Granted Aug 20, 1991·76 cites·16 claims
- 2187US5039208APolymer liquid crystal deviceCANON KK·Filed 1990·Granted Aug 13, 1991·55 cites·26 claims
- 2285US6582268B1Electron-emitting device, electron source and manufacture method for image-forming apparatusCANON KK·Filed 2000·Granted Jun 24, 2003·20 cites·20 claims
- 2385US5268783ALiquid crystal device including a polymer having a surface energy of at most 25 dyn/cm, display apparatus using same and display method using sameCANON KK·Filed 1992·Granted Dec 7, 1993·48 cites·6 claims
- 2484US5812227ALiquid crystal device, display apparatus using same and display method using sameCANON KK·Filed 1993·Granted Sep 22, 1998·44 cites·15 claims
- 2583US5599502ALiquid moving apparatus and measuring apparatus utilizing the sameCANON KK·Filed 1994·Granted Feb 4, 1997·46 cites·8 claims
- 2683US5540858ADisplay method and apparatus using chiral smectic liquid crystalCANON KK·Filed 1994·Granted Jul 30, 1996·37 cites·24 claims
- 2783US5339306ADetecting interferential diffraction of a reflected beam from a polymer liquid crystal recording mediumCANON KK·Filed 1992·Granted Aug 16, 1994·32 cites·7 claims
- 2883US5100468AImage recording inkCANON KK·Filed 1988·Granted Mar 31, 1992·26 cites·4 claims
- 2982US8934101B2Gas analysis apparatusIDO TAKUYA·Filed 2012·Granted Jan 13, 2015·7 cites·18 claims
- 3082US4920361AImage recording method and apparatus thereforCANON KK·Filed 1988·Granted Apr 24, 1990·25 cites·16 claims
- 3181US6283815B1Electron source and image forming apparatus as well as method of providing the same with means for maintaining activated state thereofCANON KK·Filed 1999·Granted Sep 4, 2001·31 cites·3 claims
- 3280US6224732B1Method and apparatus for separating particlesCANON KK·Filed 1996·Granted May 1, 2001·57 cites·2 claims
- 3380US5141785ARecording mediumCANON KK·Filed 1990·Granted Aug 25, 1992·33 cites·8 claims
- 3480US5059000AImage forming medium and image forming apparatus using sameCANON KK·Filed 1990·Granted Oct 22, 1991·29 cites·10 claims
- 3579US6419539B1Method of manufacturing electron-emitting device, electron source and image-forming apparatus, and apparatus of manufacturing electron sourceCANON KK·Filed 2000·Granted Jul 16, 2002·12 cites·14 claims
- 3677US6160347AElectron source and image forming apparatus as well as method of providing the same with means for maintaining activated state thereofCANON KK·Filed 1995·Granted Dec 12, 2000·25 cites·83 claims
- 3777US4789617AProduction of toner through polymerizationCANON KK·Filed 1986·Granted Dec 6, 1988·20 cites·22 claims
- 3875US5384069APolymeric liquid crystal composition and liquid crystal deviceCANON KK·Filed 1992·Granted Jan 24, 1995·31 cites·15 claims
- 3973US5066107ALiquid crystal display medium, liquid crystal display method and liquid crystal display apparatus for outputting color imagesCANON KK·Filed 1989·Granted Nov 19, 1991·26 cites·19 claims
- 4071US7705527B2Electron-emitting device, electron source, and image-forming apparatusCANON KK·Filed 2008·Granted Apr 27, 2010·1 cites·2 claims
- 4171US7326097B2Method and apparatus for manufacturing image displaying apparatusCANON KK·Filed 2004·Granted Feb 5, 2008·7 cites·7 claims
- 4271US5473448ADisplay device having a mesomorphic diffraction grating layer adjacent a polymer dispersed layerCANON KK·Filed 1995·Granted Dec 5, 1995·41 cites·24 claims
- 4370US6890231B2Electron-emitting device, electron source, and image forming apparatusCANON KK·Filed 2004·Granted May 10, 2005·5 cites·3 claims
- 4470US6063453AMethod of manufacturing electron-emitting device and image-forming apparatus comprising such devicesCANON KK·Filed 1997·Granted May 16, 2000·22 cites·11 claims
- 4567US4702988AProcess for producing toner for developing electrostatic imagesCANON KK·Filed 1987·Granted Oct 27, 1987·14 cites·24 claims
- 4666US5475515ALiquid crystal device having a stretched porous polymer film impregnated with a low molecular weight mesomorphic compoundCANON KK·Filed 1994·Granted Dec 12, 1995·28 cites·30 claims
- 4765US9013703B2Gas analyzing apparatusHORIBA LTD·Filed 2012·Granted Apr 21, 2015·1 cites·11 claims
- 4865US5601983AMethod for specimen measurementCANON KK·Filed 1995·Granted Feb 11, 1997·34 cites·3 claims
- 4964US6908356B2Electron-emitting device, electron source, and image-forming apparatusCANON KK·Filed 2003·Granted Jun 21, 2005·3 cites·6 claims
- 5064US5773828AGas analyzerHORIBA LTD·Filed 1996·Granted Jun 30, 1998·29 cites·16 claims
Showing the top 50 of 77 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →