P

Inventor

IWAMATSU MASAYUKI

JP30 patents
⚠️ This page may combine multiple inventors who share the name “IWAMATSU MASAYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

YAMAHA CORP

15 patents

NIPPON MUSICAL INSTRUMENTS MFG

10 patents

IWAMATSU MASAYUKI

5 patents