P

Inventor

KAWAMURA RYOJI

TW21 patents
⚠️ This page may combine multiple inventors who share the name “KAWAMURA RYOJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

YKK CORP

17 patents

SOKKIA CO LTD

2 patents

CHUGAI RO KOGYO KAISHA LTD

2 patents