Inventor · disambiguated record
Masayuki Nagamine
Also filed as: NAGAMINE MASAYUKI
36 granted patents·4 pending applications·851 citations·filing 1991–2024
98Inventor score
Top patents by PatentIndex Score
40 records- 0195US7754389B2Battery including an electrolyte solution comprising a halogenated carbonate derivativeSONY CORP·Filed 2005·Granted Jul 13, 2010·37 cites·14 claims
- 0295US6940254B2Trade-in battery systemSONY CORP·Filed 2003·Granted Sep 6, 2005·148 cites·14 claims
- 0390US7867649B2Non-aqueous electrolyte secondary cellSONY CORP·Filed 2006·Granted Jan 11, 2011·9 cites·7 claims
- 0489US6139815AHydrogen lithium titanate and manufacturing method thereforSONY CORP·Filed 1998·Granted Oct 31, 2000·62 cites·18 claims
- 0587US6277522B1Non-aqueous electrolyte secondary cell cathode material and non-aqueous electrolyte secondary cell employing the cathode materialSONY CORP·Filed 1997·Granted Aug 21, 2001·48 cites·7 claims
- 0686US7138207B2Non-aqueous electrolyte secondary cellSONY CORP·Filed 2002·Granted Nov 21, 2006·25 cites·9 claims
- 0786US7014954B2Nonaqueous electrolyte secondary battery including vinylene carbonate and an antioxidant in the electrolyteSONY CORP·Filed 2001·Granted Mar 21, 2006·27 cites·24 claims
- 0886US6806003B1Nonaqueous electrolyte secondary battery having a negative electrode containing carbon fibers and carbon flakesSONY CORP·Filed 2000·Granted Oct 19, 2004·23 cites·8 claims
- 0986US5451477ANon-aqueous liquid electrolyte secondary batterySONY CORP·Filed 1994·Granted Sep 19, 1995·81 cites·10 claims
- 1083US6120938ANon-aqueous electrolyte secondary cellSONY CORP·Filed 1998·Granted Sep 19, 2000·39 cites·30 claims
- 1177US6884543B2Material for positive electrode and secondary batterySONY CORP·Filed 2001·Granted Apr 26, 2005·15 cites·22 claims
- 1277US6458490B1Nonaqueous electrolyte batterySONY CORP·Filed 2000·Granted Oct 1, 2002·19 cites·14 claims
- 1374US7498101B2Non-aqueous electrolyte secondary battery having a negative electrode containing carbon fibers and carbon flakesSONY CORP·Filed 2006·Granted Mar 3, 2009·2 cites·22 claims
- 1474US5916707ANonaqueous-electrolyte secondary battery and battery case for limiting expansion thereof due to internal pressureSONY CORP·Filed 1996·Granted Jun 29, 1999·48 cites·13 claims
- 1573US6146790ANon-aqueous electrolyte secondary cellSONY CORP·Filed 1997·Granted Nov 14, 2000·26 cites·10 claims
- 1673US5246796ANonaqueous-electrolyte secondary cellSONY CORP·Filed 1991·Granted Sep 21, 1993·49 cites·4 claims
- 1772US6534217B2Positive electrode material and secondary battery using the sameSONY CORP·Filed 2001·Granted Mar 18, 2003·13 cites·17 claims
- 1872US2025007000A1Electrolytic solution for secondary battery, and secondary batteryMURATA MANUFACTURING CO·Filed 2024·Application pending·0 cites
- 1970US8444717B2Method for evaluating battery safety under internal short-circuit condition, battery and battery pack whose safety is identified by internal short-circuit safety evaluation method, and method for producing the sameKASAMATSU SHINJI·Filed 2008·Granted May 21, 2013·2 cites·6 claims
- 2070US6623892B1Nonaqueous electrolyte batterySONY CORP·Filed 2000·Granted Sep 23, 2003·14 cites·10 claims
- 2169US6716557B2Anode material for non-aqueous electrolyte secondary battery and non-aqueous electrolyte secondary battery using such anode materialSONY CORP·Filed 2001·Granted Apr 6, 2004·6 cites·5 claims
- 2268US7045251B2Material for positive electrode and secondary batterySONY CORP·Filed 2005·Granted May 16, 2006·2 cites·2 claims
- 2368US6335122B1Carbonaceous electrode material for non-aqueous secondary batterySONY CORP·Filed 1998·Granted Jan 1, 2002·41 cites·7 claims
- 2462US6440609B1Non-aqueous electrolytic cell comprising low weight percent of carbon fibersSONY CORP·Filed 2000·Granted Aug 27, 2002·4 cites·9 claims
- 2561US7172837B2Nonaqueous electrolyte secondary battery having a negative electrode containing carbon fibers and carbon flakesSONY CORP·Filed 2004·Granted Feb 6, 2007·3 cites·20 claims
- 2661US2017092922A1Non-aqueous electrolyte batterySONY CORP·Filed 2016·Application pending·0 cites
- 2760US7648800B1Positive electrode active material for a non-aqueous electrode cell and non-aqueous electrode cell using the sameSONY CORP·Filed 2000·Granted Jan 19, 2010·4 cites·6 claims
- 2859US7659033B2Graphite powders suited for negative electrode material of lithium ion secondary batterySONY CORP·Filed 2007·Granted Feb 9, 2010·0 cites·6 claims
- 2957US7214447B2Graphite powders suited for negative electrode material of lithium ion secondary batterySONY CORP·Filed 2004·Granted May 8, 2007·2 cites·12 claims
- 3057US7070883B2Non-aqueous electrolyte secondary batterySONY CORP·Filed 2003·Granted Jul 4, 2006·2 cites·8 claims
- 3149US5932373ANon-aqueous electrolyte secondary cell using carbonaceous material for negative electrodeSONY CORP·Filed 1997·Granted Aug 3, 1999·12 cites·1 claims
- 3249US5639575ANon-aqueous liquid electrolyte secondary batterySONY CORP·Filed 1996·Granted Jun 17, 1997·20 cites·4 claims
- 3348US6686094B2Non-acqueous electrolyte secondary cellSONY CORP·Filed 1997·Granted Feb 3, 2004·15 cites·6 claims
- 3448US2004166414A1Anode material for non-aqueous electrolyte secondary battery and non-aqueous electrolyte secondary battery using such anode materialFiled 2004·Application pending·0 cites
- 3546US6764767B2Graphite powders suited for negative electrode material of lithium ion secondary batterySONY CORP·Filed 1999·Granted Jul 20, 2004·12 cites·5 claims
- 3644US6623888B1Non-aqueous electrolyte secondary cellSONY CORP·Filed 1995·Granted Sep 23, 2003·14 cites·8 claims
- 3744US2004115523A1Non-aqueous electrolyte batteryFiled 2002·Application pending·0 cites
- 3842US5667914AProcess for preparing carbonaceous material for negative electrode of cell and non-aqueous electrolyte secondary cell using sameSONY CORP·Filed 1996·Granted Sep 16, 1997·10 cites·4 claims
- 3938US5643426AAnode material and method of manufacturing the sameSONY CORP·Filed 1993·Granted Jul 1, 1997·8 cites·12 claims
- 4037US5716732AAnode material and method of manufacturing the sameFiled 1997·Granted Feb 10, 1998·9 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →