Inventor · disambiguated record
Fumiaki Kato
Also filed as: ITZUKA HARUHIKO · KATO FUMIAKI
38 granted patents·15 pending applications·467 citations·filing 1976–2025
96Inventor score
Top patents by PatentIndex Score
53 records- 0199US4064844AApparatus and method for successively inactivating the cylinders of an electronically fuel-injected internal combustion engine in response to sensed engine loadNISSAN MOTOR·Filed 1976·Granted Dec 27, 1977·85 cites·11 claims
- 0294US5235428AAuto-focus system for video cameraSONY CORP·Filed 1992·Granted Aug 10, 1993·159 cites·33 claims
- 0392US11910697B2Copolymer, electroluminescence device material including copolymer, and electroluminescence deviceSAMSUNG ELECTRONICS CO LTD·Filed 2021·Granted Feb 20, 2024·1 cites·17 claims
- 0492US4144864AMethod and apparatus for disabling cylinders under light load conditions by comparison with variable referenceNISSAN MOTOR·Filed 1977·Granted Mar 20, 1979·36 cites·6 claims
- 0588US4061055AFuel injection control system for an internal combustion engine of a vehicleNISSAN MOTOR·Filed 1976·Granted Dec 6, 1977·31 cites·10 claims
- 0687US5093716ADigital color video camera with auto-focus, auto-exposure and auto-white balance, and an auto exposure system therefor which compensates for abnormal lightingSONY CORP·Filed 1991·Granted Mar 3, 1992·82 cites·18 claims
- 0786US10636973B2Polymer material, material for electroluminescence device, composition, thin film, and electroluminescence device comprising the sameSAMSUNG ELECTRONICS CO LTD·Filed 2019·Granted Apr 28, 2020·3 cites·19 claims
- 0885US2025376622A1Copolymer, electroluminescent device material including copolymer, and electroluminescent deviceSAMSUNG ELECTRONICS CO LTD·Filed 2025·Application pending·0 cites
- 0981US9159500B2Photoelectric conversion elementPANASONIC CORP·Filed 2014·Granted Oct 13, 2015·2 cites·10 claims
- 1077US12466947B2Copolymer, electroluminescence device material including copolymer, and electroluminescence deviceSAMSUNG ELECTRONICS CO LTD·Filed 2024·Granted Nov 11, 2025·0 cites·18 claims
- 1176US11997917B2Quantum dot electroluminescence deviceSAMSUNG ELECTRONICS CO LTD·Filed 2023·Granted May 28, 2024·0 cites·10 claims
- 1275US8023748B2Image capturing apparatus, imaging circuit, and image capturing methodSONY CORP·Filed 2007·Granted Sep 20, 2011·4 cites·18 claims
- 1374US8320685B2Picture processing apparatus and method, and imaging apparatusOZAKI KOJI·Filed 2006·Granted Nov 27, 2012·4 cites·24 claims
- 1472US8013910B2Imaging apparatus, imaging circuit and imaging methodSONY CORP·Filed 2008·Granted Sep 6, 2011·3 cites·17 claims
- 1572US2024158566A1Polymer compound, and electroluminescent device material and electroluminescent device including polymer compoundSAMSUNG ELECTRONICS CO LTD·Filed 2023·Application pending·0 cites
- 1671US2024247104A1Polymer compound, composition, organic film, and electroluminescent device comprising polymer compound, and method of preparing electroluminescent deviceSAMSUNG ELECTRONICS CO LTD·Filed 2023·Application pending·0 cites
- 1770US11939422B2Copolymer, electroluminescence device material including copolymer, and electroluminescence deviceSAMSUNG ELECTRONICS CO LTD·Filed 2021·Granted Mar 26, 2024·0 cites·20 claims
- 1869US9012901B2Photoelectric conversion elementSUZUKA MICHIO·Filed 2012·Granted Apr 21, 2015·1 cites·1 claims
- 1968US12384965B2Copolymer, electroluminescent device material including copolymer, and electroluminescent deviceSAMSUNG ELECTRONICS CO LTD·Filed 2021·Granted Aug 12, 2025·0 cites·10 claims
- 2068US11631815B2Quantum dot electroluminescence deviceSAMSUNG ELECTRONICS CO LTD·Filed 2019·Granted Apr 18, 2023·0 cites·6 claims
- 2166US12173114B2Copolymer, electroluminescence device material including copolymer, and electroluminescence deviceSAMSUNG ELECTRONICS CO LTD·Filed 2021·Granted Dec 24, 2024·0 cites·14 claims
- 2266US11322695B2Ink composition for organic light-emitting device, organic light-emitting device including film formed by using the ink composition, and method of manufacturing the organic light-emitting deviceSAMSUNG ELECTRONICS CO LTD·Filed 2020·Granted May 3, 2022·0 cites·15 claims
- 2364US9013023B2Photoelectric element having stacked charge-transport layersPANASONIC CORP·Filed 2012·Granted Apr 21, 2015·1 cites·11 claims
- 2463US8952372B2Photoelectric element and method for producing the samePANASONIC CORP·Filed 2012·Granted Feb 10, 2015·1 cites·10 claims
- 2560US11411188B2Arylamine polymer including silicone, and electroluminescence device material and electroluminescence device using the polymerSAMSUNG ELECTRONICS CO LTD·Filed 2019·Granted Aug 9, 2022·0 cites·14 claims
- 2659US5144450AAuto focus frequency conversion filter for ccd imagers having different numbers of pixelsSONY CORP·Filed 1991·Granted Sep 1, 1992·18 cites·12 claims
- 2759US2025311610A1Copolymer, and composition, liquid composition, and electroluminsecnt device including the copolymerSAMSUNG ELECTRONICS CO LTD·Filed 2025·Application pending·0 cites
- 2859US2025311611A1Polymeric compound, and electroluminescence device material and electroluminescence device including the polymeric compoundSAMSUNG ELECTRONICS CO LTD·Filed 2025·Application pending·0 cites
- 2958US2025311608A1Polymeric compound, electroluminescence device materilal and liquid composition including the polymeric compound, and electroluminescence device including the materialSAMSUNG ELECTRONICS CO LTD·Filed 2025·Application pending·0 cites
- 3057US8674215B2Photoelectric deviceSEKIGUCHI TAKASHI·Filed 2009·Granted Mar 18, 2014·0 cites·15 claims
- 3156US12509415B2Compounds, liquid compositions including compounds, and electroluminescent devicesSAMSUNG ELECTRONICS CO LTD·Filed 2021·Granted Dec 30, 2025·0 cites·33 claims
- 3256US4194417AApparatus for improving fuel economy of multi-cylinder I. C. engine followed by automatic transmission via hydrokinetic unitNISSAN MOTOR·Filed 1978·Granted Mar 25, 1980·12 cites·2 claims
- 3356US2023212334A1Polymer, electroluminescence material, electroluminescence device, and electronic deviceSAMSUNG ELECTRONICS CO LTD·Filed 2023·Application pending·0 cites
- 3456US2023212335A1Polymeric Compound, Electroluminescent Device Material, Electroluminescent Device, and Electronic DeviceSAMSUNG ELECTRONICS CO LTD·Filed 2023·Application pending·0 cites
- 3555US11917899B2Arylamine-fluorene alternating copolymer, electroluminescence device material, and electroluminescence device using the polymerSAMSUNG ELECTRONICS CO LTD·Filed 2021·Granted Feb 27, 2024·0 cites·9 claims
- 3655US2023126748A1Polymer, a composition, and an electroluminescent deviceSAMSUNG ELECTRONICS CO LTD·Filed 2022·Application pending·0 cites
- 3754US2018019411A1Ink composition for organic light-emitting device, organic light-emitting device including film formed by using the ink composition, and method of manufacturing the organic light-emitting deviceSAMSUNG ELECTRONICS CO LTD·Filed 2017·Application pending·0 cites
- 3851US8841550B2Photoelectric elementSEKIGUCHI TAKASHI·Filed 2010·Granted Sep 23, 2014·0 cites·15 claims
- 3951US5274458AVideo cameraSONY CORP·Filed 1992·Granted Dec 28, 1993·13 cites·2 claims
- 4050US9029845B2Electrode composite and photoelectric element equipped therewithPANASONIC CORP·Filed 2012·Granted May 12, 2015·0 cites·17 claims
- 4149US8729532B2Light-absorbing material and photoelectric conversion elementSEKIGUCHI TAKASHI·Filed 2010·Granted May 20, 2014·0 cites·4 claims
- 4249US8592807B2Photoelectric elementSEKIGUCHI TAKASHI·Filed 2010·Granted Nov 26, 2013·0 cites·8 claims
- 4349US5321513AApparatus for shifting the DC level of a luminance signal based on frequency distribution and rate of modulationSONY CORP·Filed 1993·Granted Jun 14, 1994·11 cites·6 claims
- 4448US11758800B2Polymer material, material for electroluminescence device, liquid composition, thin film, and electroluminescence deviceSAMSUNG ELECTRONICS CO LTD·Filed 2020·Granted Sep 12, 2023·0 cites·15 claims
- 4543US9236576B2Photoelectric element, process for producing photoelectric element, and photosensitizerSUZUKA MICHIO·Filed 2011·Granted Jan 12, 2016·0 cites·15 claims
- 4641US8895975B2Photoelectric elementHAYASHI NAOKI·Filed 2012·Granted Nov 25, 2014·0 cites·4 claims
- 4740US2018182966A1Polymer, composition including the polymer, and organic light-emitting device including the polymerSAMSUNG ELECTRONICS CO LTD·Filed 2017·Application pending·0 cites
- 4839US2013025683A1Photoelectric elementSEKIGUCHI TAKASHI·Filed 2011·Application pending·0 cites
- 4938US2004194918A1Heater pipeFiled 2004·Application pending·0 cites
- 5037US10597403B2Condensed cyclic compound, composition including the condensed cyclic compound, organic light-emitting device including the condensed cyclic compound, and method of manufacturing the organic light-emitting deviceSAMSUNG ELECTRONICS CO LTD·Filed 2016·Granted Mar 24, 2020·0 cites·18 claims
Showing the top 50 of 53 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →