Inventor · disambiguated record
Kaoru Okamoto
Also filed as: OKAMOTO KAORU
38 granted patents·10 pending applications·173 citations·filing 1982–2025
96Inventor score
Files withCANON KK19NIPPON ZOKI PHARMACEUTICAL CO9OKAMOTO KAORU5LUMENTUM JAPAN INC3OPNEXT JAPAN INC3
Top patents by PatentIndex Score
48 records- 0197US11329450B2Electro-absorption optical modulator and manufacturing method thereofLUMENTUM JAPAN INC·Filed 2020·Granted May 10, 2022·5 cites·20 claims
- 0290US10768557B2Intermediary transfer belt and image forming apparatusCANON KK·Filed 2019·Granted Sep 8, 2020·4 cites·13 claims
- 0389US5601905ALaminate for insulation protection of circuit boardsNIPPON STEEL CHEMICAL CO·Filed 1995·Granted Feb 11, 1997·84 cites·9 claims
- 0487US11556082B2Intermediary transfer belt, manufacturing method of the intermediary transfer belt, and image forming apparatusCANON KK·Filed 2019·Granted Jan 17, 2023·3 cites·7 claims
- 0584US11552448B2Semiconductor optical amplifier integrated laserLUMENTUM JAPAN INC·Filed 2020·Granted Jan 10, 2023·1 cites·14 claims
- 0681US8643570B2Active matrix organic electroluminescence display and its gradation control methodOKAMOTO KAORU·Filed 2008·Granted Feb 4, 2014·6 cites·9 claims
- 0781US8228271B2Active-matrix display and drive method thereofHIRAI TADAHIKO·Filed 2008·Granted Jul 24, 2012·7 cites·12 claims
- 0880US12218480B2Semiconductor optical amplifier integrated laserLUMENTUM JAPAN INC·Filed 2023·Granted Feb 4, 2025·0 cites·20 claims
- 0978US8395613B2Display apparatus and driving method thereofOKAMOTO KAORU·Filed 2009·Granted Mar 12, 2013·4 cites·7 claims
- 1077US7855093B2Semiconductor laser device and method of manufacturing the sameOPNEXT JAPAN INC·Filed 2009·Granted Dec 21, 2010·4 cites·3 claims
- 1175US12420532B2Electrophotographic member and electrophotographic image forming apparatusCANON KK·Filed 2024·Granted Sep 23, 2025·0 cites·10 claims
- 1273US7778133B2Optical Information recording/reproducing apparatusCANON KK·Filed 2007·Granted Aug 17, 2010·2 cites·5 claims
- 1371US7858806B2Crystal form of 5-hydroxy-1-methylhydantoinNIPPON ZOKI PHARMACEUTICAL CO·Filed 2009·Granted Dec 28, 2010·1 cites·10 claims
- 1470US7569701B2Crystal form of 5-hydroxy-1-methylimidazolidin-2,4-dioneNIPPON ZOKI PHARMACEUTICAL CO·Filed 2003·Granted Aug 4, 2009·5 cites·21 claims
- 1568US12019381B2Electrophotographic member and electrophotographic image-forming apparatusCANON KK·Filed 2022·Granted Jun 25, 2024·0 cites·13 claims
- 1668US7706243B2Method and apparatus for reproducing optical informationCANON KK·Filed 2007·Granted Apr 27, 2010·1 cites·7 claims
- 1768US2025244698A1Electrophotographic belt, method for producing electrophotographic belt, and electrophotographic image forming apparatusCANON KK·Filed 2025·Application pending·0 cites
- 1867US4545993A1,2-Benzopyran-6-yl acetic acid compound and pharmaceutical compositions containing said compoundsNIPPON ZOKI PHARMACEUTICAL CO·Filed 1982·Granted Oct 8, 1985·10 cites·13 claims
- 1965US8179343B2Display apparatus and driving method of display apparatusSUMIOKA JUN·Filed 2008·Granted May 15, 2012·1 cites·9 claims
- 2064US11281128B2Electrophotographic belt and electrophotographic image forming apparatus using the electrophotographic beltCANON KK·Filed 2021·Granted Mar 22, 2022·0 cites·14 claims
- 2164US7687295B2Method for manufacturing optical semiconductor deviceOPNEXT JAPAN INC·Filed 2008·Granted Mar 30, 2010·2 cites·2 claims
- 2263US11188011B2Electrophotographic belt and electrophotographic image forming apparatusCANON KK·Filed 2021·Granted Nov 30, 2021·0 cites·10 claims
- 2363US5438125ASialic acid derivativesNIPPON ZOKI PHARMACEUTICAL CO·Filed 1992·Granted Aug 1, 1995·13 cites·10 claims
- 2462US5681843AParabanic acid derivativesNIPPON ZOKI PHARMACEUTICAL CO·Filed 1995·Granted Oct 28, 1997·10 cites·19 claims
- 2561US7738338B2Optical information reproducing methodCANON KK·Filed 2007·Granted Jun 15, 2010·0 cites·2 claims
- 2654US7687874B2Surface illuminated photodiode and optical receiver moduleOPNEXT JAPAN INC·Filed 2007·Granted Mar 30, 2010·0 cites·3 claims
- 2754US7593302B2Recording strategy in multilevel recordingCANON KK·Filed 2006·Granted Sep 22, 2009·0 cites·15 claims
- 2854US2025044716A1Electrophotographic member, process cartridge, and electrophotographic image forming apparatusCANON KK·Filed 2024·Application pending·0 cites
- 2952US7848200B2Method and apparatus of reproducing multilevel informationCANON KK·Filed 2007·Granted Dec 7, 2010·0 cites·17 claims
- 3051US10312665B2Optical semiconductor device, optical subassembly, and optical moduleOCLARO JAPAN INC·Filed 2018·Granted Jun 4, 2019·0 cites·11 claims
- 3151US7808873B2Optical information reproducing methodCANON KK·Filed 2010·Granted Oct 5, 2010·0 cites·2 claims
- 3251US7808874B2Optical information reproducing methodCANON KK·Filed 2010·Granted Oct 5, 2010·0 cites·2 claims
- 3351US7804754B2Optical information recording/reproducing methodCANON KK·Filed 2006·Granted Sep 28, 2010·0 cites·9 claims
- 3450US2008056091A1Multivalued information recording reproducing methodCANON KK·Filed 2007·Application pending·0 cites
- 3548US9012927B2Display deviceCANON KK·Filed 2012·Granted Apr 21, 2015·0 cites·9 claims
- 3648US5912261ACarboxyalkyl heterocyclic derivativesNIPPON ZOKI PHARMACEUTICAL CO·Filed 1995·Granted Jun 15, 1999·4 cites·17 claims
- 3748US2007064544A1Near-field light generating deviceCANON KK·Filed 2006·Application pending·0 cites
- 3848US2008013582A1Semiconductor laser device and method of manufacturing the sameOKAMOTO KAORU·Filed 2007·Application pending·0 cites
- 3947US8860301B2Dimming method of organic EL displaying apparatus and organic EL displaying apparatusTAMAKI JUNYA·Filed 2011·Granted Oct 14, 2014·0 cites·10 claims
- 4045US2024013279A1Information processing devicePIGNUS INC·Filed 2021·Application pending·0 cites
- 4142US8488918B2Semiconductor optical device, optical transmitter module, optical transceiver module, and optical transmission equipmentSUMI SEIJI·Filed 2011·Granted Jul 16, 2013·0 cites·19 claims
- 4240US2006241163A1Optically active (S)-hydantoin derivativeOKAMOTO KAORU·Filed 2005·Application pending·0 cites
- 4339US5900426ABenzothiazole derivativesNIPPON ZOKI PHARMACEUTICAL CO·Filed 1996·Granted May 4, 1999·2 cites·20 claims
- 4439US2006241162A1Optically active (R)-hydantoin derivativeOKAMOTO KAORU·Filed 2005·Application pending·0 cites
- 4535US2006222032A1Optical semiconductor element, method of manufacturing optical semiconductor element and optical moduleSAKUMA YASUSHI·Filed 2005·Application pending·0 cites
- 4634US2007126119A1Semiconductor element, production process thereof, semiconductor laser and production process thereofWASHINO RYU·Filed 2006·Application pending·0 cites
- 4732US5658918APurine-2,8-diones and pharmaceutically acceptable salts thereofNIPPON ZOKI PHARMACEUTICAL CO·Filed 1995·Granted Aug 19, 1997·2 cites·24 claims
- 4831US5128069ALuciferin derivativesNIPPON ZOKI PHARMACEUTICAL CO·Filed 1990·Granted Jul 7, 1992·2 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →