Inventor · disambiguated record
Takahisa Ohsaki
Also filed as: OHSAKI TAKAHISA
26 granted patents·1 pending application·1,019 citations·filing 1987–2013
97Inventor score
Top patents by PatentIndex Score
27 records- 0197US6423447B1Non-aqueous electrolyte secondary battery and method of production of the sameTOSHIBA KK·Filed 2000·Granted Jul 23, 2002·95 cites·23 claims
- 0293US6503657B1Nonaqueous electrolyte secondary batteryTOSHIBA KK·Filed 1999·Granted Jan 7, 2003·90 cites·32 claims
- 0393US5753387ALithium secondary batteryTOSHIBA KK·Filed 1996·Granted May 19, 1998·115 cites·8 claims
- 0492US6544682B1Nonaqueous electrolyte secondary batteryTOSHIBA KK·Filed 2000·Granted Apr 8, 2003·52 cites·16 claims
- 0591US5340670ALithium secondary battery and method of manufacturing carbonaceous material for negative electrode of the batteryTOSHIBA KK·Filed 1993·Granted Aug 23, 1994·109 cites·30 claims
- 0688US6589690B1Secondary batteryTOSHIBA KK·Filed 2000·Granted Jul 8, 2003·37 cites·40 claims
- 0788US5312611ALithium secondary battery process for making carbonaceous material for a negative electrode of lithium secondary batteryTOSHIBA KK·Filed 1993·Granted May 17, 1994·72 cites·19 claims
- 0887US6468693B1Nonaqueous electrolyte secondary batteryTOSHIBA KK·Filed 2000·Granted Oct 22, 2002·31 cites·21 claims
- 0982US6413679B1Battery with an additive to evolve a gas at high temperatureTOSHIBA KK·Filed 2000·Granted Jul 2, 2002·21 cites·33 claims
- 1081US5612155ALithium ion secondary batteryTOSHIBA KK·Filed 1995·Granted Mar 18, 1997·69 cites·15 claims
- 1181US5272022ANon-aqueous electrolyte secondary batteryTOSHIBA KK·Filed 1991·Granted Dec 21, 1993·72 cites·15 claims
- 1279US5079109ANonaqueous electrolyte secondary batteryTOSHIBA KK·Filed 1990·Granted Jan 7, 1992·65 cites·16 claims
- 1376US5795678ANegative electrode for use in lithium secondary battery and process for producing the sameTOSHIBA KK·Filed 1995·Granted Aug 18, 1998·51 cites·6 claims
- 1474US8334071B2Non-aqueous electrolyte secondary battery, electrode used for secondary battery, and method of manufacturing electrodeMORISHIMA HIDEAKI·Filed 2009·Granted Dec 18, 2012·6 cites·15 claims
- 1573US7727676B2Nonaqueous electrolyte secondary batteryTOSHIBA KK·Filed 2006·Granted Jun 1, 2010·1 cites·25 claims
- 1670US6350544B1Lithium secondary batteryTOSHIBA KK·Filed 1998·Granted Feb 26, 2002·36 cites·49 claims
- 1769US6623889B2Nonaqueous electrolyte secondary battery, carbon material for negative electrode, and method for manufacturing carbon material for negative electrodeTOSHIBA KK·Filed 2000·Granted Sep 23, 2003·8 cites·12 claims
- 1868US6890684B2Method of binding an electrolyte assembly to form a non-aqueous electrolyte secondary batteryTOSHIBA KK·Filed 2002·Granted May 10, 2005·6 cites·2 claims
- 1966US6342319B1Nonaqueous electrolyte secondary battery and method of manufacturing negative electrodeTOSHIBA KK·Filed 1998·Granted Jan 29, 2002·25 cites·27 claims
- 2065US9029008B2Nonaqueous electrolyte secondary batteryTOSHIBA KK·Filed 2013·Granted May 12, 2015·0 cites·16 claims
- 2165US8808910B2Non-aqueous electrolyte secondary battery, electrode used for secondary battery, and method of manufacturing electrodeTOSHIBA KK·Filed 2013·Granted Aug 19, 2014·0 cites·19 claims
- 2265US8383275B2Nonaqueous electrolyte secondary batteryTOSHIBA KK·Filed 2002·Granted Feb 26, 2013·4 cites·24 claims
- 2358US5556723ANegative electrode for use in a secondary batteryTOSHIBA KK·Filed 1994·Granted Sep 17, 1996·25 cites·2 claims
- 2453US8642209B2Non-aqueous electrolyte secondary battery, electrode used for secondary battery, and method of manufacturing electrodeTOSHIBA KK·Filed 2012·Granted Feb 4, 2014·0 cites·19 claims
- 2552US5498492ALithium secondary batteryTOSHIBA KK·Filed 1994·Granted Mar 12, 1996·20 cites·23 claims
- 2645US2004241537A1Air batteryFiled 2004·Application pending·0 cites
- 2742US4767683ANon-aqueous electrochemical cellTOKYO SHIBAURA ELECTRIC CO·Filed 1987·Granted Aug 30, 1988·9 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →