Inventor · disambiguated record
Takafumi Oura
Also filed as: OURA TAKAFUMI
13 granted patents·1 pending application·244 citations·filing 1997–2007
92Inventor score
Top patents by PatentIndex Score
14 records- 0191US6958198B2Non-aqueous electrochemical apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Oct 25, 2005·54 cites·27 claims
- 0291US6645667B1Lithium secondary cellMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Nov 11, 2003·44 cites·6 claims
- 0389US7026073B2Non-aqueous electrolyte secondary batteryMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Apr 11, 2006·39 cites·14 claims
- 0485US7052803B2Lithium rechargeable batteryMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted May 30, 2006·26 cites·7 claims
- 0583US6723473B1Nonaqueous electrolyte secondary cellMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Apr 20, 2004·22 cites·9 claims
- 0683US6630272B1Non-aqueous electrochemical deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Oct 7, 2003·22 cites·6 claims
- 0771US6806004B1Polymeric solid electrolyte and lithium secondary cell using the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Oct 19, 2004·9 cites·8 claims
- 0868US8277520B2Method for producing negative electrode for non-aqueous electrolyte secondary battery, and negative electrode for non-aqueous electrolyte secondary batteryINOUE TOSHIHIRO·Filed 2007·Granted Oct 2, 2012·2 cites·3 claims
- 0961US7674556B2Non-aqueous electrolyte secondary battery and method for charging the samePANASONIC CORP·Filed 2003·Granted Mar 9, 2010·5 cites·3 claims
- 1053US6589689B2Non-aqueous electrolyte secondary battery and method for producing the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Jul 8, 2003·1 cites·14 claims
- 1151US8367252B2Non-aqueous electrolyte secondary batteryPANASONIC CORP·Filed 2007·Granted Feb 5, 2013·0 cites·13 claims
- 1245US6114065ASecondary batteryMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Sep 5, 2000·12 cites·12 claims
- 1342US2007254215A1Non-Aqueous Electrolyte and Secondary Battery Containing the SameMORIKAWA TAKAHARU·Filed 2005·Application pending·0 cites
- 1437US6713217B2Nonaqueous electrolyte secondary battery with a polyolefin microporous membrane separatorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Mar 30, 2004·8 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →