P

Inventor

OKAWA YUSUKE

JP13 patents
⚠️ This page may combine multiple inventors who share the name “OKAWA YUSUKE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HITACHI LTD

4 patents

VICTOR COMPANY OF JAPAN

4 patents

OKAWA YUSUKE

3 patents

KITAMURA KOTARO

1 patent

SAITO KOICHI

1 patent