Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4928730 | Proportional electromagnetic valve having amplifier therein | Tsuyoshi Ando, Hirotoshi Nakao, Akio Mito, Kazuyuki Kihara, Kosuke Hatakenaka +1 more | 1990-05-29 |
| 4855739 | Marine autopilot apparatus | Toshio Miyayama, Isao Masuzawa | 1989-08-08 |