Inventor · disambiguated record
Akira Yoshida
Also filed as: KAWAKAMA MOTOAKI · YOSHIDA AKIRA
135 granted patents·32 pending applications·2,085 citations·filing 1973–2023
99Inventor score
Top patents by PatentIndex Score
167 records- 0198US9535347B2Electrophotographic photosensitive member, process cartridge and electrophotographic apparatusCANON KK·Filed 2014·Granted Jan 3, 2017·23 cites·10 claims
- 0298US9068083B2Method of producing gallium phthalocyanine crystal and method of producing electrophotographic photosensitive member using the method of producing gallium phthalocyanine crystalCANON KK·Filed 2012·Granted Jun 30, 2015·28 cites·12 claims
- 0398US8974991B2Electrophotographic photosensitive member, method of producing phthalocyanine crystal, method of producing electrophotographic photosensitive member, process cartridge, electrophotographic apparatus, and phthalocyanine crystalCANON KK·Filed 2012·Granted Mar 10, 2015·31 cites·5 claims
- 0498US8841052B2Electrophotographic photosensitive member, process cartridge and electrophotographic apparatusCANON KK·Filed 2012·Granted Sep 23, 2014·32 cites·9 claims
- 0598US7927774B2Electrophotographic photosensitive member, process cartridge and electrophotographic apparatusCANON KK·Filed 2009·Granted Apr 19, 2011·44 cites·2 claims
- 0698US7585604B2Electrographic photosensitive member, process cartridge and electrophotographic apparatusCANON KK·Filed 2005·Granted Sep 8, 2009·37 cites·11 claims
- 0797US9459542B2Electrophotographic photosensitive member, process cartridge, electrophotographic apparatus, and gallium phthalocyanine crystalCANON KK·Filed 2012·Granted Oct 4, 2016·24 cites·9 claims
- 0897US5096560AElectrode for electrochemical detectorsMITSUBISHI PETROCHEMICAL CO·Filed 1990·Granted Mar 17, 1992·302 cites·9 claims
- 0996US4365659APneumatic safety tireTOYO TIRE & RUBBER CO·Filed 1977·Granted Dec 28, 1982·83 cites·12 claims
- 1094US4205040AExposed aggregate finishing method for concreteDAICEL LTD·Filed 1975·Granted May 27, 1980·51 cites·3 claims
- 1193US7001699B2Electrophotographic photosensitive member, process cartridge and electrophotographic apparatusCANON KK·Filed 2003·Granted Feb 21, 2006·45 cites·16 claims
- 1293US6991881B2Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatusCANON KK·Filed 2003·Granted Jan 31, 2006·45 cites·13 claims
- 1393US6883064B2Disk array controller comprising a plurality of disk array controlling unitsHITACHI LTD·Filed 2002·Granted Apr 19, 2005·89 cites·12 claims
- 1492US12010842B2Method of forming a stepped surface in a three-dimensional memory device and structures incorporating the sameSANDISK TECHNOLOGIES LLC·Filed 2021·Granted Jun 11, 2024·2 cites·19 claims
- 1592US8212288B2Compound semiconductor substrate comprising a multilayer buffer layerKOMIYAMA JUN·Filed 2010·Granted Jul 3, 2012·15 cites·32 claims
- 1691US9323200B2Image forming apparatus that performs parameter correction processing according to an image density in a predetermined regionTAKEUCHI NOBUTAKA·Filed 2014·Granted Apr 26, 2016·7 cites·16 claims
- 1791US9117743B2Nitride semiconductor substrateCOVALENT MATERIALS CORP·Filed 2014·Granted Aug 25, 2015·10 cites·4 claims
- 1891US8309462B1Double spacer quadruple patterning with self-connected hook-upYOSHIDA AKIRA·Filed 2011·Granted Nov 13, 2012·18 cites·20 claims
- 1990US5920600ABit phase synchronizing circuitry for controlling phase and frequency, and PLL circuit thereforOKI ELECTRIC IND CO LTD·Filed 1996·Granted Jul 6, 1999·90 cites·19 claims
- 2090US5623439AFerroelectric memory deviceFUJITSU LTD·Filed 1995·Granted Apr 22, 1997·90 cites·16 claims
- 2188US8455851B2Optical sensor and image forming apparatusTANAKA KAYOKO·Filed 2010·Granted Jun 4, 2013·5 cites·15 claims
- 2288US4900474ASilicone antifoamersSHINETSU CHEMICAL CO·Filed 1988·Granted Feb 13, 1990·70 cites·16 claims
- 2387US8045874B2Image forming apparatus and image density control methodRICOH CO LTD·Filed 2009·Granted Oct 25, 2011·9 cites·19 claims
- 2485US6787793B2Strained Si device with first SiGe layer with higher Ge concentration being relaxed to have substantially same lattice constant as second SiGe layer with lower Ge concentrationSHARP KK·Filed 2002·Granted Sep 7, 2004·30 cites·6 claims
- 2584US7897527B2Cushioning pad for hot pressYAMAUCHI CORP·Filed 2005·Granted Mar 1, 2011·6 cites·4 claims
- 2684US7129870B2Superconducting latch driver circuit generating sufficient output voltage and pulse-widthINT SUPERCONDUCTIVITY TECH·Filed 2004·Granted Oct 31, 2006·27 cites·22 claims
- 2784US7038604B2Superconducting multi-stage sigma-delta modulatorFUJITSU LTD·Filed 2005·Granted May 2, 2006·19 cites·20 claims
- 2884US4883969AMethod of ionizing gas within cathode-containing chamberTEXAS INSTRUMENTS INC·Filed 1989·Granted Nov 28, 1989·30 cites·14 claims
- 2981US9651910B2Image forming apparatus incorporating line sensorKOSUGE AKIO·Filed 2016·Granted May 16, 2017·2 cites·16 claims
- 3078US5778214ABit-phase aligning circuitOKI ELECTRIC IND CO LTD·Filed 1995·Granted Jul 7, 1998·119 cites·11 claims
- 3177US4996344AFluorine-containing organosilicon compound and process for preparing the sameSHINETSU CHEMICAL CO·Filed 1989·Granted Feb 26, 1991·12 cites·4 claims
- 3277US4742177AMethacrylic acid esterSHINETSU CHEMICAL CO·Filed 1987·Granted May 3, 1988·21 cites·3 claims
- 3376US8238768B2Image forming apparatus including developing unit and toner supplying unitKOIZUMI EICHI·Filed 2009·Granted Aug 7, 2012·5 cites·16 claims
- 3476US7929873B2Image forming apparatus and image density control methodRICOH CO LTD·Filed 2008·Granted Apr 19, 2011·5 cites·15 claims
- 3576US5912098AElectrophotographic photosensitive member and electrophotographic apparatus and process cartridge including sameCANON KK·Filed 1997·Granted Jun 15, 1999·24 cites·15 claims
- 3676US5602192AProcess for producing sand moldKAO CORP·Filed 1993·Granted Feb 11, 1997·31 cites·28 claims
- 3775US6711220B1Bit position synchronizerOKI ELECTRIC IND CO LTD·Filed 2000·Granted Mar 23, 2004·21 cites·15 claims
- 3874US10365601B2Image forming apparatus and image forming methodRICOH CO LTD·Filed 2017·Granted Jul 30, 2019·1 cites·16 claims
- 3974US6942952B2Electrophotgraphic photosensitive member, process cartridge, and electrophotgraphic apparatusCANON KK·Filed 2003·Granted Sep 13, 2005·14 cites·16 claims
- 4073US10501635B2Magnesium oxide powder, resin composition including same, and method for producing magnesium oxide powderUBE MAT IND LTD·Filed 2016·Granted Dec 10, 2019·1 cites·8 claims
- 4173US8387683B2Structure for producing cast articlesYOSHIDA AKIRA·Filed 2009·Granted Mar 5, 2013·4 cites·16 claims
- 4273US8148753B2Compound semiconductor substrate having multiple buffer layersOISHI HIROSHI·Filed 2010·Granted Apr 3, 2012·3 cites·3 claims
- 4373US7831984B2Disk drive with established resonance frequencies for damper memberPANASONIC CORP·Filed 2009·Granted Nov 9, 2010·2 cites·2 claims
- 4471US4898958AOrganosilicon compoundSHINETSU CHEMICAL CO·Filed 1988·Granted Feb 6, 1990·10 cites·2 claims
- 4570US9828538B2Thermally conductive filler and thermally conductive resin composition containing sameUBE MAT IND LTD·Filed 2014·Granted Nov 28, 2017·1 cites·3 claims
- 4670US9565319B2Image forming apparatus having an optical sensor for converting a toner adhesion amount and image forming methodMUTO TETSUYA·Filed 2015·Granted Feb 7, 2017·2 cites·19 claims
- 4770US7378865B2Superconducting circuit for generating pulse signalFUJITSU LTD·Filed 2006·Granted May 27, 2008·7 cites·5 claims
- 4870US5687240AMethod and apparatus for processing discontinuities in digital sound signals caused by pitch controlSANYO ELECTRIC CO·Filed 1994·Granted Nov 11, 1997·22 cites·10 claims
- 4970US2025162030A1Metal powder forming methodNISSAN MOTOR·Filed 2022·Application pending·0 cites
- 5069US7010283B2Signal waveform detection circuitOKI ELECTRIC IND CO LTD·Filed 2003·Granted Mar 7, 2006·11 cites·17 claims
Showing the top 50 of 167 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →