P

Inventor

HANZAWA HIROSHI

JP10 patents
⚠️ This page may combine multiple inventors who share the name “HANZAWA HIROSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

RISO KAGAKU CORP

6 patents

ALPS ALPINE CO LTD

2 patents

RISO KOGAKU CORP

1 patent

RICOH KK

1 patent