P

Inventor

TSUBOTA YASUTOSHI

JP16 patents
⚠️ This page may combine multiple inventors who share the name “TSUBOTA YASUTOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

KOKUSAI ELECTRIC CORP

10 patents

HITACHI INT ELECTRIC INC

4 patents

CENTRAL GLASS CO LTD

1 patent

HAMANO KATSUYOSHI

1 patent