Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4932840 | Control apparatus of variable delivery pump | Kunihiko Takeuchi, Osamu Hayakawa | 1990-06-12 |
| 4930992 | Control apparatus of variable delivery pump | Kunihiko Takeuchi, Osamu Hayakawa | 1990-06-05 |
| 4886422 | Control apparatus of variable delivery pump | Kunihiko Takeuchi, Osamu Hayakawa | 1989-12-12 |
| 4630639 | Apparatus for controlling pressure and flow rate | Ichiro Tenmyo, Kiyoshi Hayashi, Kazuyuki Kihara, Akio Mito | 1986-12-23 |