P

Inventor

YOKOUCHI HITOSHI

JP9 patents
⚠️ This page may combine multiple inventors who share the name “YOKOUCHI HITOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SHOWA DENKO KK

5 patents

MITSUI MINING & SMELTING CO

2 patents

NIPPON STEEL CORP

1 patent

IKENOUE YOSHIAKI

1 patent