P

Inventor

TSUTSUMI YASUAKI

JP25 patents
⚠️ This page may combine multiple inventors who share the name “TSUTSUMI YASUAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

KOITO MFG CO LTD

13 patents

TSUTSUMI YASUAKI

6 patents

TORAY INDUSTRIES

2 patents

DAICHO HISAYOSHI

2 patents

MASUDA TAKESHI

1 patent

SUMITOMO BAKELITE CO

1 patent