Inventor

OKAWA TSUYOSHI

JP3 patents

⚠️ This page may combine multiple inventors who share the name “OKAWA TSUYOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SONY CORP

2 patents

US6656635B2Dec 2, 2003

Non-aqueous electrolyte secondary cell

SONY CORP60 citations94

US7122272B2Oct 17, 2006

Non-aqueous electrolyte secondary cell with a lithium metal phosphate cathode

SONY CORP18 citations82

YONEZAWA KEI

1 patent

US9450244B2Sep 20, 2016

Cathode active material with zirconium in crystal grain boundary of lithium cobalt complex oxide

YONEZAWA KEI0 citations36