Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4714089 | Electromagnetic proportional control valve | Kazuhiro Ueda, Toshiaki Yamaguchi, Osamu Matsumoto | 1987-12-22 |
KK
Kouji Kajiyama
Overall (All Time): #3,987,531 of 4,157,543Top 100%
1
Patents All Time