P

Inventor

MATSUMURA SEIJI

JP5 patents
⚠️ This page may combine multiple inventors who share the name “MATSUMURA SEIJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NIPPON TELEGRAPH & TELEPHONE

3 patents

MITSUBISHI ELECTRIC CORP

1 patent

TEIJIN LTD

1 patent