P

Inventor

YOKOYAMA KOUICHI

JP11 patents
⚠️ This page may combine multiple inventors who share the name “YOKOYAMA KOUICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BABCOCK HITACHI KK

4 patents

TONEN CORP

4 patents

ASAHI GLASS CO LTD

2 patents

SHIMAMURA JUN

1 patent