Inventor · disambiguated record
Yoko Yamamoto
Also filed as: YAMAMOTO YOKO
36 granted patents·6 pending applications·320 citations·filing 1985–2022
97Inventor score
Top patents by PatentIndex Score
42 records- 0189US9005840B2Polymer fuel cell stack and polymer fuel cell separator pairMORIMOTO TAKASHI·Filed 2010·Granted Apr 14, 2015·8 cites·4 claims
- 0289US7995291B2Image reading lens system and image reading apparatusFUJINON CORP·Filed 2009·Granted Aug 9, 2011·20 cites·12 claims
- 0389US5897673AFine metallic particles-containing fibers and method for producing the sameJAPAN EXLAN CO LTD·Filed 1996·Granted Apr 27, 1999·55 cites·20 claims
- 0488US7636205B2Wide-angle imaging lensFUJINON CORP·Filed 2007·Granted Dec 22, 2009·19 cites·16 claims
- 0587US7911712B2Imaging lens and imaging apparatusFUJINON CORP·Filed 2009·Granted Mar 22, 2011·16 cites·16 claims
- 0685US8129990B2Image processing apparatus and computer program productYAMAMOTO YOKO·Filed 2008·Granted Mar 6, 2012·11 cites·14 claims
- 0782US7335496B2Method for producing target substanceAJINOMOTO KK·Filed 2004·Granted Feb 26, 2008·8 cites·7 claims
- 0880US4637973AImage forming process for electrophotographyKONISHIROKU PHOTO IND·Filed 1985·Granted Jan 20, 1987·23 cites·20 claims
- 0977US8871405B2Polymer electrolyte fuel cell stackYAMAMOTO YOKO·Filed 2010·Granted Oct 28, 2014·3 cites·15 claims
- 1076US4614700AImage forming process with magnetic brush developmentKONISHIROKU PHOTO IND·Filed 1985·Granted Sep 30, 1986·20 cites·11 claims
- 1175US4929081ASystem for detecting defects in a regularly arranged pattern such as an integrated circuit or the likeMITSUBISHI ELECTRIC CORP·Filed 1989·Granted May 29, 1990·34 cites·8 claims
- 1274US8497104B2Method for producing an organic acidTAJIMA YOSHINORI·Filed 2011·Granted Jul 30, 2013·2 cites·7 claims
- 1374US4994340AMagnetic tonerKONISHIROKU PHOTO IND·Filed 1989·Granted Feb 19, 1991·18 cites·10 claims
- 1472US11984607B2Gas diffusion layer, membrane electrode assembly, fuel cell, and manufacturing method of gas diffusion layerPANASONIC CORP·Filed 2021·Granted May 14, 2024·0 cites·13 claims
- 1572US7230776B2Image scanning lens and image reader that uses sameFUJINON CORP·Filed 2006·Granted Jun 12, 2007·6 cites·14 claims
- 1671US9490497B2Solid polymer electrolyte type fuel cell, and electrolyte membrane-electrode-frame assemblyPANASONIC CORP·Filed 2013·Granted Nov 8, 2016·1 cites·7 claims
- 1766US11489174B2Fuel battery cell, fuel battery, and method of manufacturing fuel battery cellPANASONIC IP MAN CO LTD·Filed 2021·Granted Nov 1, 2022·0 cites·10 claims
- 1865US8649580B2Image processing method, image processing apparatus, and computer-readable recording medium storing image processing programYAMAMOTO YOKO·Filed 2010·Granted Feb 11, 2014·3 cites·19 claims
- 1964US6999246B2Image scanning lens and image scanning device that uses sameFUJINON CORP·Filed 2005·Granted Feb 14, 2006·3 cites·20 claims
- 2063US7220064B2Coupling optical system for optical communicationsFUJINON CORP·Filed 2006·Granted May 22, 2007·3 cites·3 claims
- 2162US2009202699A1Carbonated beverage and method of producing carbonated beverageAJINOMOTO KK·Filed 2009·Application pending·0 cites
- 2258US4968573AMethod of developing electrostatic latent imagesKONISHIROKU PHOTO IND·Filed 1986·Granted Nov 6, 1990·11 cites·20 claims
- 2355US5334510AProcess for producing riboflavin by fermentationAJINOMOTO KK·Filed 1992·Granted Aug 2, 1994·10 cites·2 claims
- 2454US6894848B2Image scanning lens and image scanning device that uses sameFUJINON CORP·Filed 2004·Granted May 17, 2005·4 cites·20 claims
- 2553US12341122B2Semiconductor deviceTOSHIBA KK·Filed 2022·Granted Jun 24, 2025·0 cites·12 claims
- 2652US2012327211A1Diagnostic information distribution device and pathology diagnosis systemYAMAMOTO YOKO·Filed 2012·Application pending·0 cites
- 2749US2015288020A1Fuel cell stackPANASONIC IP MAN CO LTD·Filed 2014·Application pending·0 cites
- 2848US4885222AMethod for developing electrostatic latent image in an oscillating electric fieldKONISHIROKU PHOTO IND·Filed 1988·Granted Dec 5, 1989·7 cites·10 claims
- 2947US7998636B2Polymer electrolyte fuel cell stackPANASONIC CORP·Filed 2010·Granted Aug 16, 2011·0 cites·3 claims
- 3047US7599130B2Image reading lens and image reading apparatusFUJINON CORP·Filed 2008·Granted Oct 6, 2009·0 cites·9 claims
- 3147US5223365AMagnetic tonerKONISHIROKU PHOTO IND·Filed 1989·Granted Jun 29, 1993·11 cites·7 claims
- 3246US7138563B2Gene of aluminum-activated malate transporter of a plant and a protein encoded by the geneUNIV OKAYAMA·Filed 2003·Granted Nov 21, 2006·0 cites·4 claims
- 3346US5406387AFacsimile apparatus capable of preventing receipt of unauthorized facsimile transmissionsTOSHIBA KK·Filed 1994·Granted Apr 11, 1995·10 cites·8 claims
- 3446US2010272334A1Microscope System, Specimen Observation Method, and Computer Program ProductYAMADA TATSUKI·Filed 2010·Application pending·0 cites
- 3545US7477460B2Image reading lens and image reading apparatusFUJINON CORP·Filed 2006·Granted Jan 13, 2009·0 cites·8 claims
- 3645US7417806B2Lens with reference mounting surfaceFUJINON CORP·Filed 2006·Granted Aug 26, 2008·0 cites·6 claims
- 3745US2005060475A1Data transfer apparatus and data transfer methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Application pending·0 cites
- 3843US5691421AHigh moisture adsorptive and desorptive fine particles and process for producing the sameJAPAN EXLAN CO LTD·Filed 1997·Granted Nov 25, 1997·10 cites·2 claims
- 3942US8962212B2Unit cell module and gasket for polymer electrolyte fuel cellYAMAMOTO YOKO·Filed 2010·Granted Feb 24, 2015·0 cites·7 claims
- 4041US9793555B2Membrane electrode assembly with gas diffusion layers having a rib porosity and method of manufacturing the same, as well as fuel cellYAMAUCHI MASAKI·Filed 2010·Granted Oct 17, 2017·0 cites·11 claims
- 4140US2010201800A1Microscopy systemOLYMPUS CORP·Filed 2010·Application pending·0 cites
- 4234US5766757ABasic gas absorptive fiber and production thereofJAPAN EXLAN CO LTD·Filed 1997·Granted Jun 16, 1998·4 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →