P

Inventor

TSUKAMOTO OSAMI

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

FURUKAWA ELECTRIC CO LTD

2 patents

DORYOKURO KAKUNENRYO

1 patent

TOSHIBA KK

1 patent

RAILWAY TECHNICAL RES INST

1 patent