Inventor

TSUMURA TOMOHIRO

JP3 patents

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

SONY CORP

2 patents

US7648795B2Jan 19, 2010

Electronic apparatus

SONY CORP12 citations79

US7700224B2Apr 20, 2010

Electronic apparatus with secure battery inserting and removing operation

SONY CORP4 citations57

HAGIWARA HIDEKI

1 patent

US8409748B2Apr 2, 2013

Battery and electronic apparatus

HAGIWARA HIDEKI2 citations59