P

Inventor

KUMAGAI WATARU

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

UACJ CORP

6 patents

HITACHI METALS LTD

3 patents

FURUKAWA ELECTRIC CO LTD

2 patents