P

Inventor

DOUNIWA KENICHI

JP4 patents
⚠️ This page may combine multiple inventors who share the name “DOUNIWA KENICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TOSHIBA KK

2 patents

HAMAKAWA YOHEI

1 patent

YAMASAKI MASAYA

1 patent