P

Inventor

KATSURA SHIGEO

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

NIPPON MINING CO

2 patents

JX NIPPON MINING & METALS CORP

1 patent

JAPAN ENERGY CORP

1 patent

KIMURA YUKIO

1 patent