Inventor · disambiguated record
Kazuo Yamada
Also filed as: IMAIZUMI SHIGETAKE · KATSUMATA KATASHI · YAMADA KAZUO
139 granted patents·22 pending applications·2,420 citations·filing 1974–2024
99Inventor score
Files withSHARP KK44HITACHI CHEMICAL CO LTD14NIPPON SHEET GLASS CO LTD11YAMADA KAZUO9FUJI XEROX CO LTD7
Top patents by PatentIndex Score
161 records- 0198US8355965B2Battery exchange service system and charging method therefor, and portable deviceSHARP KK·Filed 2006·Granted Jan 15, 2013·55 cites·7 claims
- 0298US7783389B2Power storage equipment management systemSHARP KK·Filed 2005·Granted Aug 24, 2010·205 cites·10 claims
- 0396US7399553B2Graphite particles and lithium secondary battery using the same as negative electrodeHITACHI CHEMICAL CO LTD·Filed 2007·Granted Jul 15, 2008·11 cites·18 claims
- 0495US7288342B2Graphite particles and lithium secondary battery using the same as negative electrodeHITACHI CHEMICAL CO LTD·Filed 2005·Granted Oct 30, 2007·11 cites·24 claims
- 0594US7410727B2Graphite particles and lithium secondary battery using the same as negative electrodeHITACHI CHEMICAL CO LTD·Filed 2005·Granted Aug 12, 2008·8 cites·40 claims
- 0693US7947395B2Graphite particles and lithium secondary battery using the same as negative electrodeHITACHI CHEMICAL CO LTD·Filed 2010·Granted May 24, 2011·5 cites·7 claims
- 0793US7700239B2Graphite particles and lithium secondary battery using the same as negative electrodeHITACHI CHEMICAL CO LTD·Filed 2008·Granted Apr 20, 2010·7 cites·3 claims
- 0893US7378191B2Graphite particles and lithium secondary battery using the same as negative electrodeHITACHI CHEMICAL CO LTD·Filed 2005·Granted May 27, 2008·7 cites·16 claims
- 0993US6444365B2Graphite particles and lithium secondary battery using the same as negative electrodeHITACHI CHEMICAL CO LTD·Filed 2001·Granted Sep 3, 2002·25 cites·18 claims
- 1093US4473997AMethod and apparatus for switching roving bobbins in a spinning frameHOWA MACHINERY LTD·Filed 1983·Granted Oct 2, 1984·27 cites·6 claims
- 1191US6447956B2Graphite particles and lithium secondary battery using the same as negative electrodeHITACHI CHEMICAL CO LTD·Filed 2001·Granted Sep 10, 2002·22 cites·18 claims
- 1291US5792574ANonaqueous secondary batterySHARP KK·Filed 1997·Granted Aug 11, 1998·72 cites·18 claims
- 1391US4799353AMethod for piecing rovings and exchange roving bobbins in a ring spinning frame and working machine for carrying out this methodHOWA MACHINERY LTD·Filed 1987·Granted Jan 24, 1989·22 cites·11 claims
- 1490US5875615AMethod of manufacturing an ink cartridge for use in ink jet recorderSEIKO EPSON CORP·Filed 1997·Granted Mar 2, 1999·72 cites·13 claims
- 1590US4838606ADoor guard barNISSAN MOTOR·Filed 1987·Granted Jun 13, 1989·70 cites·23 claims
- 1690US4146401AGraphite material having compressibility and recovering property and method for manufacturing the sameHITACHI CHEMICAL CO LTD·Filed 1976·Granted Mar 27, 1979·49 cites·12 claims
- 1789US6689511B2Secondary battery and electronic instrument using itSHARP KK·Filed 2000·Granted Feb 10, 2004·38 cites·11 claims
- 1889US6534214B1Lithium secondary cellSHARP KK·Filed 2000·Granted Mar 18, 2003·38 cites·16 claims
- 1989US6344296B1Graphite particles and lithium secondary battery using the same as negative electrodeHITACHI CHEMICAL CO LTD·Filed 1997·Granted Feb 5, 2002·48 cites·17 claims
- 2089US4701368APapermaker's pressure belt for extended nip pressesICHIKAWA WOLLEN TEXTILE CO LTD·Filed 1986·Granted Oct 20, 1987·73 cites·8 claims
- 2188US8299816B2Data processing apparatusYAMADA KAZUO·Filed 2010·Granted Oct 30, 2012·9 cites·5 claims
- 2287US6953640B2Graphite particles and lithium secondary battery using the same as negative electrodeHITACHI CHEMICAL CO LTD·Filed 2002·Granted Oct 11, 2005·13 cites·2 claims
- 2387US4622085AMethod of and apparatus for injecting an adhesiveRYOWA ENGINEERING CO LTD·Filed 1986·Granted Nov 11, 1986·51 cites·10 claims
- 2486US9508980B2Graphite particles and lithium secondary battery using the same as negativeHITACHI CHEMICAL CO LTD·Filed 2014·Granted Nov 29, 2016·1 cites·9 claims
- 2586US8129051B2Graphite particles and lithium secondary battery using the same as negative electrodeISHII YOSHITO·Filed 2011·Granted Mar 6, 2012·2 cites·19 claims
- 2684US9121382B2Engine starter with improved fixing structure of auxiliary electromagnetic switchYAMADA KAZUO·Filed 2011·Granted Sep 1, 2015·6 cites·14 claims
- 2784USD279106SDesk-top calculatorSHARP KK·Filed 1983·Granted Jun 4, 1985·19 cites·1 claims
- 2884US3970776ASystem for converting the number of lines of a television signalKOKUSAI DENSHIN DENWA CO LTD·Filed 1974·Granted Jul 20, 1976·35 cites·2 claims
- 2983US8310094B2Power supply systemYAMADA KAZUO·Filed 2007·Granted Nov 13, 2012·34 cites·34 claims
- 3083US7335447B2Graphite particles and lithium secondary battery using the same as negative electrodeHITACHI CHEMICAL CO LTD·Filed 2005·Granted Feb 26, 2008·2 cites·5 claims
- 3183US5482797ANonaqueous secondary batterySHARP KK·Filed 1994·Granted Jan 9, 1996·50 cites·7 claims
- 3283USD280418SElectronic printing calculatorSHARP KK·Filed 1983·Granted Sep 3, 1985·18 cites·1 claims
- 3383US4531459AStanding position support apparatus for amusement vehicleTOGO KK·Filed 1982·Granted Jul 30, 1985·58 cites·14 claims
- 3482US4749399ARing mold unit for shaping and tempering glass sheetNIPPON SHEET GLASS CO LTD·Filed 1987·Granted Jun 7, 1988·28 cites·22 claims
- 3580US8802297B2Graphite particles and lithium secondary battery using the same as negative electrodeHITACHI CHEMICAL CO LTD·Filed 2013·Granted Aug 12, 2014·2 cites·9 claims
- 3680US8587793B2Print image processing apparatus and computer readable mediumNAITO TAKAO·Filed 2010·Granted Nov 19, 2013·6 cites·10 claims
- 3779US7238444B2Lithium secondary batterySHARP KK·Filed 2001·Granted Jul 3, 2007·18 cites·14 claims
- 3878US8133317B2Cement additive and cement compositionHIRAO HIROSHI·Filed 2006·Granted Mar 13, 2012·9 cites·12 claims
- 3978US6438553B1Distributed job integrated management system and methodNEC CORP·Filed 1999·Granted Aug 20, 2002·99 cites·19 claims
- 4077US7514654B2Glass article with metal member joined thereto, and junction structure using the sameNIPPON SHEET GLASS CO LTD·Filed 2003·Granted Apr 7, 2009·20 cites·4 claims
- 4177US4238233AAluminum alloy for cladding excellent in sacrificial anode property and erosion-corrosion resistanceMITSUBISHI ALUMINIUM·Filed 1979·Granted Dec 9, 1980·31 cites·1 claims
- 4276US5433153AAmusement track ride system with helical spinning section having locking restraints and enhanced passenger viewTOGO KK·Filed 1993·Granted Jul 18, 1995·42 cites·23 claims
- 4375US8495895B2Bent glass sheet shaping methodYAMADA KAZUO·Filed 2006·Granted Jul 30, 2013·2 cites·4 claims
- 4475US7979166B2Generation facility management systemSHARP KK·Filed 2005·Granted Jul 12, 2011·14 cites·10 claims
- 4575US5302176AMethod of and apparatus for bending sheet glassNIPPON SHEET GLASS CO LTD·Filed 1992·Granted Apr 12, 1994·25 cites·11 claims
- 4675US4841720ARoving bobbin exchanging method and apparatus for carrying out roving bobbin exchanging methodHOWA MACHINERY LTD·Filed 1988·Granted Jun 27, 1989·11 cites·13 claims
- 4774US6040092ANonaqueous secondary batterySHARP KK·Filed 1996·Granted Mar 21, 2000·48 cites·14 claims
- 4873US10700527B2Power generation system, power conditioner, power control device, power control method, and power control programSHARP KK·Filed 2017·Granted Jun 30, 2020·3 cites·13 claims
- 4973US5723232ACarbon electrode for nonaqueous secondary battery and nonaqueous battery using the sameSHARP KK·Filed 1996·Granted Mar 3, 1998·41 cites·12 claims
- 5072US9147870B2Rechargeable batteryTSUKUDA YOSHIHIRO·Filed 2012·Granted Sep 29, 2015·2 cites·13 claims
Showing the top 50 of 161 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →