P

Inventor

YAMAUCHI KOUICHI

JP27 patents
⚠️ This page may combine multiple inventors who share the name “YAMAUCHI KOUICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SHARP KK

12 patents

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

8 patents

KOYO SEIKO CO

3 patents

PANASONIC CORP

3 patents

ISHIHARA MINING & CHEMICAL CO

1 patent