P

Inventor

KUMAGAI HIDEAKI

JP22 patents
⚠️ This page may combine multiple inventors who share the name “KUMAGAI HIDEAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SONY CORP

12 patents

YAMAMOTO KAZUYUKI

6 patents

JAPAN ENERGY CORP

2 patents

KUMAGAI HIDEAKI

2 patents