Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4809587 | Actuator with built-in pilot valve | Eiichiro Kawahara, Kenichi Ikejiri, Takashi Iino, Noboru Yamamoto | 1989-03-07 |
KI
Kenjiro Iwasawa
Overall (1989): #88,631 of 140,708Top 65%
1
Patents 1989