P

Inventor

YAMAUCHI KOUJI

JP23 patents
⚠️ This page may combine multiple inventors who share the name “YAMAUCHI KOUJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MURATA MANUFACTURING CO

16 patents

OLYMPUS OPTICAL CO

3 patents

TORAY INDUSTRIES

2 patents

SEKISUI CHEMICAL CO LTD

1 patent

MITSUBISHI MINING & CEMENT CO

1 patent