P

Inventor

MARUYAMA TOSHIHIKO

JP7 patents
⚠️ This page may combine multiple inventors who share the name “MARUYAMA TOSHIHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

PIONEER ELECTRONIC CORP

3 patents

PIONEER CORP

2 patents

UNIREX CO LTD

1 patent

URADE YOSHIHIRO

1 patent