P

Inventor

KOBAYASHI SUMIO

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

SUMITOMO METAL IND

10 patents

HITACHI LTD

6 patents

TOKYO SHIBAURA ELECTRIC CO

6 patents

TOSHIBA KK

2 patents

NIPPON KINZOKU CO LTD

1 patent