Inventor · disambiguated record
Takayuki Yamahira
Also filed as: YAMAHIRA TAKAYUKI
10 granted patents·1 pending application·304 citations·filing 1990–2006
91Inventor score
Files withSONY CORP10
Top patents by PatentIndex Score
11 records- 0192US7989105B2Battery packSONY CORP·Filed 2006·Granted Aug 2, 2011·18 cites·6 claims
- 0291US5053297ANonaqueous electrolyte secondary batterySONY CORP·Filed 1990·Granted Oct 1, 1991·115 cites·6 claims
- 0386US6746799B2Lithium phosphate composite positive electrode and non-aqueous electrolyte cellSONY CORP·Filed 2001·Granted Jun 8, 2004·34 cites·26 claims
- 0466US5273842ANon-aqueous electrolyte secondary batterySONY CORP·Filed 1992·Granted Dec 28, 1993·34 cites·4 claims
- 0565US6746798B1Rectangular and sealed batterySONY CORP·Filed 1998·Granted Jun 8, 2004·38 cites·12 claims
- 0664US5601950ANon-aqueous electrolyte secondary cellSONY CORP·Filed 1995·Granted Feb 11, 1997·19 cites·8 claims
- 0762US7556885B2Battery packSONY CORP·Filed 2004·Granted Jul 7, 2009·5 cites·5 claims
- 0848US5709969ANon-aqueous electrolyte secondary cellSONY CORP·Filed 1997·Granted Jan 20, 1998·18 cites·6 claims
- 0939US2002172866A1Carbonaceous precursor, carbonaceous material for negative electrode and non-aqueous secondary batteryFiled 2002·Application pending·0 cites
- 1036US6355372B2Non-aqueous electrolyte secondary cellSONY CORP·Filed 1998·Granted Mar 12, 2002·13 cites·12 claims
- 1136US6174625B1Anode material, method for producing it and nonaqueous electrolyte cell employing such anode materialsSONY CORP·Filed 1997·Granted Jan 16, 2001·10 cites·4 claims
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