Inventor
KITA FUSAJI
JP26 patents
⚠️ This page may combine multiple inventors who share the name “KITA FUSAJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI MAXELL
15 patentsUS5356736AOct 18, 1994
Organic electrolyte solution type cell
HITACHI MAXELL29 citations92
US5691084ANov 25, 1997
Organic electrolytic solution secondary cell
HITACHI MAXELL24 citations91
US6325611B1Dec 4, 2001
Non-aqueous secondary cell
HITACHI MAXELL36 citations89
US5534370AJul 9, 1996
Organic electrolytic solution cell
HITACHI MAXELL27 citations89
US9350019B2May 24, 2016
Nonaqueous secondary battery and method of using the same
HITACHI MAXELL5 citations82
US5527644AJun 18, 1996
Layer built cell
HITACHI MAXELL7 citations74
US5437944AAug 1, 1995
Organic electrolytic solution cell
HITACHI MAXELL17 citations74
US5352547AOct 4, 1994
Organic electrolytic solution and organic electrolytic solution cell
HITACHI MAXELL13 citations73
US5085954AFeb 4, 1992
Organic electrolyte solution type cell
HITACHI MAXELL10 citations73
US6143449ANov 7, 2000
Non-aqueous secondary cell
HITACHI MAXELL8 citations72
US7611804B2Nov 3, 2009
Nonaqueous secondary battery and electronic equipment using the same
HITACHI MAXELL4 citations61
US5902698AMay 11, 1999
Ion conductive material and electrochemical device comprising the same
HITACHI MAXELL3 citations61
US7285361B2Oct 23, 2007
Non-aqueous secondary battery and portable equipment using the same
HITACHI MAXELL0 citations51
US7282303B2Oct 16, 2007
Non-aqueous secondary battery and portable equipment using the same
HITACHI MAXELL0 citations51
US6059987AMay 9, 2000
Ionic conductive material and electrochemical device comprising the same
HITACHI MAXELL0 citations42
SAKATA HIDEO
3 patentsUS8691446B2Apr 8, 2014
Nonaqueous secondary battery and method of using the same
SAKATA HIDEO6 citations81
US8415058B2Apr 9, 2013
Nonaqueous secondary battery comprising at least two lithium-containing transition metal oxides of different average particle sizes
SAKATA HIDEO6 citations81
US8795884B2Aug 5, 2014
Nonaqueous secondary battery and electronic device
SAKATA HIDEO2 citations57
MAXELL LTD
2 patentsUSRE49407EJan 31, 2023
Lithium secondary battery pack, as well as electronic device, charging system, and charging method using said pack
MAXELL LTD1 citations72
USRE50521EAug 5, 2025
Lithium secondary battery pack, as well as electronic device, charging system, and charging method using said pack
MAXELL LTD0 citations61