Inventor
BANNAI YUTAKA
JP14 patents
⚠️ This page may combine multiple inventors who share the name “BANNAI YUTAKA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NEC CORP
13 patentsUS6558438B1May 6, 2003
Method for producing a pressurized package for a film packed battery
NEC CORP104 citations96
US7285359B2Oct 23, 2007
Secondary battery-use negative electrode and secondary battery using it
NEC CORP25 citations92
US6866964B2Mar 15, 2005
Secondary battery
NEC CORP19 citations92
US6503656B1Jan 7, 2003
Method for production of battery
NEC CORP22 citations92
US6235433B1May 22, 2001
High molecular gel electrolyte and secondary battery using the same
NEC CORP41 citations92
US7642011B2Jan 5, 2010
Secondary battery with a radical compound active material
NEC CORP8 citations84
US7462244B2Dec 9, 2008
Device and method for vacuum film formation
NEC CORP9 citations83
US6444359B1Sep 3, 2002
Liquid electrolyte solution including a halogenated and aliphatic polyolefin dissolved therein and secondary battery
NEC CORP6 citations72
US7045248B2May 16, 2006
Secondary battery having radical compound electrode
NEC CORP4 citations63
US8034475B2Oct 11, 2011
Anode for secondary battery and secondary battery using the same
NEC CORP2 citations62
US7763387B2Jul 27, 2010
Negative electrode for secondary cell and secondary cell using the same
NEC CORP4 citations62
US7118831B2Oct 10, 2006
Nonaqueous electrolyte cell
NEC CORP5 citations62
US6893775B2May 17, 2005
Battery having active material containing neutral carbon radical compound
NEC CORP0 citations52