Inventor
OKUTANI EIJI
JP26 patents
⚠️ This page may combine multiple inventors who share the name “OKUTANI EIJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SANYO ELECTRIC CO
18 patentsUS6432578B1Aug 13, 2002
Sealed cell
SANYO ELECTRIC CO22 citations90
US9059460B2Jun 16, 2015
Prismatic secondary battery
SANYO ELECTRIC CO2 citations63
US10181596B2Jan 15, 2019
Secondary Battery
SANYO ELECTRIC CO1 citations60
US8906545B2Dec 9, 2014
Prismatic secondary battery
SANYO ELECTRIC CO3 citations60
US7727671B2Jun 1, 2010
Electrode tab for spiral wound battery
SANYO ELECTRIC CO2 citations58
US9755217B2Sep 5, 2017
Sealing plate for prismatic secondary battery and prismatic secondary battery using the sealing plate
SANYO ELECTRIC CO0 citations52
US9741985B2Aug 22, 2017
Sealing plate for prismatic secondary battery, method for producing the same, and prismatic secondary battery using the same
SANYO ELECTRIC CO0 citations52
US9660227B2May 23, 2017
Sealing plate for prismatic secondary battery and prismatic secondary battery using the sealing plate
SANYO ELECTRIC CO0 citations52
US9419304B2Aug 16, 2016
Nonaqueous electrolyte secondary battery
SANYO ELECTRIC CO1 citations52
US10062873B2Aug 28, 2018
Secondary battery and battery pack using the same
SANYO ELECTRIC CO0 citations50
US10355251B2Jul 16, 2019
Secondary battery
SANYO ELECTRIC CO0 citations48
US10153478B2Dec 11, 2018
Secondary battery
SANYO ELECTRIC CO1 citations48
US10680230B2Jun 9, 2020
Square secondary battery
SANYO ELECTRIC CO0 citations41
US10256508B2Apr 9, 2019
Non-aqueous electrolyte secondary battery
SANYO ELECTRIC CO0 citations41
US10079370B2Sep 18, 2018
Secondary battery
SANYO ELECTRIC CO0 citations41
US9627659B2Apr 18, 2017
Rectangular secondary battery
SANYO ELECTRIC CO0 citations41
US8980469B2Mar 17, 2015
Prismatic secondary battery
SANYO ELECTRIC CO0 citations41
US10256457B2Apr 9, 2019
Secondary battery
SANYO ELECTRIC CO0 citations39
OKUTANI EIJI
3 patentsUS8993155B2Mar 31, 2015
Prismatic secondary battery
OKUTANI EIJI2 citations60
US8991232B2Mar 31, 2015
Sealing plate for prismatic secondary battery, method for producing the same, and prismatic secondary battery using the same
OKUTANI EIJI2 citations60
US8439983B2May 14, 2013
Sealed battery with electrode terminal welded to current collector, and manufacturing method for the same
OKUTANI EIJI1 citations43