Inventor
NAGAYAMA MASATOSHI
JP35 patents
⚠️ This page may combine multiple inventors who share the name “NAGAYAMA MASATOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PANASONIC CORP
14 patentsUS7541114B2Jun 2, 2009
Anode active material, manufacturing method thereof, and non-aqueous electrolyte secondary battery
PANASONIC CORP81 citations98
US7951482B2May 31, 2011
Non-aqueous electrolyte secondary battery and battery module
PANASONIC CORP26 citations91
US7935443B2May 3, 2011
Lithium nickel-manganese-cobalt oxide positive electrode active material
PANASONIC CORP13 citations84
US7579114B2Aug 25, 2009
Method of preparing positive electrode active material
PANASONIC CORP8 citations84
US7592100B2Sep 22, 2009
Positive-electrode active material and nonaqueous-electrolyte secondary battery containing the same
PANASONIC CORP5 citations74
US7985495B2Jul 26, 2011
Assembled battery, power-supply system and production method of assembled battery
PANASONIC CORP3 citations63
US7718318B2May 18, 2010
Positive electrode active material and non-aqueous electrolyte secondary battery containing the same
PANASONIC CORP4 citations63
US7682747B2Mar 23, 2010
Positive electrode active material and non-aqueous electrolyte secondary battery containing the same
PANASONIC CORP3 citations63
US8343666B2Jan 1, 2013
Nonaqueous electrolyte secondary battery
PANASONIC CORP4 citations62
US7767348B2Aug 3, 2010
Non-aqueous electrolyte secondary battery and battery pack using the same
PANASONIC CORP5 citations62
US8349287B2Jan 8, 2013
Positive electrode active material and non-aqueous electrolyte secondary battery containing the same
PANASONIC CORP1 citations52
US8012614B2Sep 6, 2011
Non-aqueous electrolyte battery, and power supply unit
PANASONIC CORP1 citations52
US7816036B2Oct 19, 2010
Positive electrode active material and non-aqueous electrolyte secondary cell comprising the same
PANASONIC CORP0 citations52
US7670723B2Mar 2, 2010
Positive electrode active material, production method thereof and non-aqueous electrolyte secondary battery
PANASONIC CORP1 citations52
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
11 patentsUS6551744B1Apr 22, 2003
Positive electrode active material and non-aqueous electrolyte secondary battery containing the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD106 citations98
US6576373B1Jun 10, 2003
Non-aqueous electrochemical apparatus and electrolyte thereof
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD39 citations93
US7255963B2Aug 14, 2007
Non-aqueous electrolyte rechargeable battery
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD10 citations84
US7122278B1Oct 17, 2006
Non-aqueous electrolyte secondary battery
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD10 citations73
US5770173AJun 23, 1998
Method of producing cathode active material for non-aqueous electrolyte secondary battery
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD14 citations69
US7157186B2Jan 2, 2007
Method of producing positive electrode active material for non-aqueous electrolyte secondary battery
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5 citations63
US7422824B2Sep 9, 2008
Active material of positive electrode for nonaqueous electrolyte secondary battery and process for producing the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD3 citations62
US6991752B2Jan 31, 2006
Positive electrode active material for non-aqueous electrolyte secondary cell and cell using the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD4 citations62
US7150940B2Dec 19, 2006
Lithium ion secondary battery
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD6 citations60
US7438994B2Oct 21, 2008
Non-aqueous electrolyte secondary battery
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD2 citations59
US7381497B2Jun 3, 2008
Positive electrode active material for non-aqueous electrolyte secondary battery
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD0 citations42
OHZUKU TSUTOMU
4 patentsUS9391325B2Jul 12, 2016
Positive electrode active material, production method thereof and non-aqueous electrolyte secondary battery
OHZUKU TSUTOMU4 citations72
US8658125B2Feb 25, 2014
Positive electrode active material and non-aqueous electrolyte secondary battery containing the same
OHZUKU TSUTOMU2 citations62
US8241790B2Aug 14, 2012
Positive electrode active material and non-aqueous electrolyte secondary battery containing the same
OHZUKU TSUTOMU2 citations62
US8153297B2Apr 10, 2012
Positive electrode active material and non-aqueous electrolyte secondary battery containing the same
OHZUKU TSUTOMU5 citations62
PANASONIC IP MAN CO LTD
2 patentsUS12153096B2Nov 26, 2024
Remaining capability evaluation method for secondary battery, remaining capability evaluation program for secondary battery, computation device, and remaining capability evaluation system
PANASONIC IP MAN CO LTD3 citations72
US11502530B2Nov 15, 2022
Battery management device, battery system, and vehicle power supply system for managing battery state of charge level when in non-use state
PANASONIC IP MAN CO LTD5 citations71