P

Inventor

OGAWA YOICHI

JP17 patents
⚠️ This page may combine multiple inventors who share the name “OGAWA YOICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HITACHI MAXELL

9 patents

PIONEER ELECTRONIC CORP

3 patents

HITACHI KOKI KK

2 patents

NEC CORP

2 patents

OGAWA YOICHI

1 patent