P

Inventor

UKAI HIROSHI

JP12 patents
⚠️ This page may combine multiple inventors who share the name “UKAI HIROSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

RAKUTEN INC

4 patents

SUMITOMO RIKO CO LTD

4 patents

UKAI HIROSHI

3 patents

RAKUTEN GROUP INC

1 patent