P

Inventor

YASUNAGA ITSUO

JP18 patents
⚠️ This page may combine multiple inventors who share the name “YASUNAGA ITSUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

YUYAMA SEISAKUSHO KK

7 patents

YASUNAGA ITSUO

5 patents

YUYAMA MFG CO LTD

4 patents

YUYAMA SHOJI

2 patents