Inventor · disambiguated record
Yasuharu Yamada
Also filed as: YAMADA YASUHARU
61 granted patents·6 pending applications·702 citations·filing 1978–2022
99Inventor score
Top patents by PatentIndex Score
67 records- 0194US7963118B2Vapor-compression heat exchange system with evaporator coil mounted to outlet door of an electronics rackIBM·Filed 2007·Granted Jun 21, 2011·44 cites·20 claims
- 0291US6517369B1Retention bracket/collar for circuit cardsIBM·Filed 2002·Granted Feb 11, 2003·55 cites·8 claims
- 0390US8339714B2Zoom lens and imaging apparatus incorporating the sameTOCHIGI AKIYOSHI·Filed 2011·Granted Dec 25, 2012·16 cites·32 claims
- 0487US10955644B2Zoom optical system, image pickup optical system, and image pickup apparatus using the sameOLYMPUS CORP·Filed 2018·Granted Mar 23, 2021·5 cites·12 claims
- 0586US8654448B2Inner focus lens system and image pickup apparatus using the sameOLYMPUS IMAGING CORP·Filed 2012·Granted Feb 18, 2014·8 cites·16 claims
- 0686US6379111B1High volume ventilation fan with noise attenuation for personal computerIBM·Filed 2000·Granted Apr 30, 2002·35 cites·12 claims
- 0785US5030867ASame polarity induction generatorTECHNICAL ASSOCIATE CO LTD·Filed 1989·Granted Jul 9, 1991·54 cites·7 claims
- 0884US7593163B2Rear converter lens apparatus and taking system comprising the sameOLYMPUS IMAGING CORP·Filed 2008·Granted Sep 22, 2009·17 cites·27 claims
- 0984US6351382B1Cooling method and device for notebook personal computerIBM·Filed 2000·Granted Feb 26, 2002·55 cites·3 claims
- 1083US8767310B2Zoom lens, and imaging apparatus incorporating the sameOLYMPUS IMAGING CORP·Filed 2013·Granted Jul 1, 2014·5 cites·19 claims
- 1183US7771521B2Hyperbranched polyimide-based hybrid materialNAT UNIV CORP NAGOYA INST TECH·Filed 2007·Granted Aug 10, 2010·5 cites·11 claims
- 1281US8022110B2Porous polyimideIBIDEN CO LTD·Filed 2009·Granted Sep 20, 2011·4 cites·14 claims
- 1381US4223117AProcess for producing olefin polymersSUMITOMO CHEMICAL CO·Filed 1978·Granted Sep 16, 1980·24 cites·11 claims
- 1479US5477128AAutomatic charging apparatusTECHNICAL ASSOCIATES CO LTD·Filed 1994·Granted Dec 19, 1995·67 cites·1 claims
- 1578US8582212B2Zoom lens, and imaging apparatus incorporating the sameOGATA YASUJI·Filed 2011·Granted Nov 12, 2013·6 cites·15 claims
- 1678US5224563AEnergy regenerating mechanism of an automobileIIZUKA SOUICHI·Filed 1992·Granted Jul 6, 1993·57 cites·4 claims
- 1774US6437923B1High zoom ratio lensTAMRON KK·Filed 2001·Granted Aug 20, 2002·15 cites·5 claims
- 1873US8734574B2Gas separation membraneSUZUKI TOMOYUKI·Filed 2012·Granted May 27, 2014·2 cites·20 claims
- 1973US7432591B1Thermal enhanced plastic ball grid array with heat sink attachment optionIBM·Filed 2008·Granted Oct 7, 2008·8 cites·1 claims
- 2073US6912095B2Projection lens systemTAMRON KK·Filed 2003·Granted Jun 28, 2005·14 cites·3 claims
- 2172US7868117B2Resin composition and production method thereofNIDEK KK·Filed 2007·Granted Jan 11, 2011·2 cites·1 claims
- 2272US6791762B2High zoom ratio lensTAMRON KK·Filed 2002·Granted Sep 14, 2004·14 cites·3 claims
- 2371US4235984AProcess for producing highly stereoregular α-olefin polymersSUMITOMO CHEMICAL CO·Filed 1979·Granted Nov 25, 1980·13 cites·9 claims
- 2470US7479406B1Bottom heatslug EPBGA for high thermal performanceIBM·Filed 2008·Granted Jan 20, 2009·5 cites·1 claims
- 2570US7075731B1Large aperture zoom lensTAMRON KK·Filed 2005·Granted Jul 11, 2006·5 cites·24 claims
- 2670US4948400ASeparation membranes and process for preparing the sameNIPPON STEEL CHEMICAL CO·Filed 1989·Granted Aug 14, 1990·29 cites·11 claims
- 2769US10133085B2Zoom lens with blur correction and image pickup apparatus using the sameOLYMPUS CORP·Filed 2016·Granted Nov 20, 2018·1 cites·54 claims
- 2867US8711489B2Zoom lensKIMATA HIROHIKO·Filed 2012·Granted Apr 29, 2014·2 cites·17 claims
- 2967US7738184B2Zoom lens and imaging apparatus incorporating the sameOLYMPUS IMAGING CORP·Filed 2009·Granted Jun 15, 2010·4 cites·14 claims
- 3067US4279776ACatalyst systemSUMITOMO CHEMICAL CO·Filed 1980·Granted Jul 21, 1981·14 cites·9 claims
- 3166US7734169B2CameraOLYMPUS IMAGING CORP·Filed 2007·Granted Jun 8, 2010·3 cites·16 claims
- 3264US8755132B2Wide angle optical system and image pickup apparatus using the sameYAMADA YASUHARU·Filed 2010·Granted Jun 17, 2014·2 cites·26 claims
- 3364US7706085B2Imaging optical system and imaging apparatus comprising the sameOLYMPUS IMAGING CORP·Filed 2009·Granted Apr 27, 2010·3 cites·13 claims
- 3464US7391578B2Projection zoom lens system and projector apparatus using the sameOLYMPUS IMAGING CORP·Filed 2005·Granted Jun 24, 2008·3 cites·9 claims
- 3563US9507131B2Teleconverter and image pickup system using the sameOLYMPUS CORP·Filed 2015·Granted Nov 29, 2016·1 cites·24 claims
- 3659US10831037B2Zoom lens with blur correction and image pickup apparatus using the sameOLYMPUS CORP·Filed 2018·Granted Nov 10, 2020·0 cites·42 claims
- 3758US4364851AProcess for producing olefin polymersSUMITOMO CHEMICAL CO·Filed 1980·Granted Dec 21, 1982·12 cites·12 claims
- 3857US9097884B2Zoom lensOLYMPUS IMAGING CORP·Filed 2013·Granted Aug 4, 2015·0 cites·17 claims
- 3957US7525651B2Inspection apparatus and inspection method for pattern profile, and exposure apparatusIBM·Filed 2007·Granted Apr 28, 2009·1 cites·15 claims
- 4057US7310141B2Inspection device and inspection method for pattern profile, exposure systemIBM·Filed 2002·Granted Dec 18, 2007·5 cites·4 claims
- 4157US6407547B1Biaxial flux gate type magnetic sensorSHIMADZU CORP·Filed 1999·Granted Jun 18, 2002·24 cites·16 claims
- 4253US9678319B2Zoom lensOLYMPUS CORP·Filed 2015·Granted Jun 13, 2017·0 cites·20 claims
- 4353US5068293ANaphthol-based epoxy resins, intermediates for the same, process for preparing the same, and epoxy resin compositions containing the sameNIPPON STEEL CHEMICAL CO·Filed 1990·Granted Nov 26, 1991·9 cites·2 claims
- 4450US8080631B2Siloxane-modified hyperbranched polyimideYAMADA YASUHARU·Filed 2007·Granted Dec 20, 2011·0 cites·3 claims
- 4550US5094919APolyimide copolymers and process for preparing the sameNIPPON STEEL CHEMICAL CO·Filed 1989·Granted Mar 10, 1992·17 cites·11 claims
- 4648US8988783B2Zoom lens and image pickup apparatus equipped with sameOLYMPUS IMAGING CORP·Filed 2013·Granted Mar 24, 2015·0 cites·20 claims
- 4747US9321017B2Gas-separation membraneNAGOYA IND SCIENCE RES INST·Filed 2013·Granted Apr 26, 2016·0 cites·10 claims
- 4847US2022389268A1Ink-jet application type composition for wiring-line protection, method for producing semiconductor device using same, and semiconductor deviceMITSUI CHEMICALS INC·Filed 2020·Application pending·0 cites
- 4946US9110286B2Reflecting telescope optical system, optical unit, and image pickup apparatus using the sameOLYMPUS IMAGING CORP·Filed 2013·Granted Aug 18, 2015·0 cites·41 claims
- 5045US5905282AMulti-terminal surge protection deviceSANKOSHA CO LTD·Filed 1997·Granted May 18, 1999·14 cites·15 claims
Showing the top 50 of 67 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Yasuharu Yamada files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →