Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12234823 | Internal gear pump and internal gear motor | Koichi Osamura | 2025-02-25 |
| 12044238 | Gear pump or motor with communication paths to suction and discharge in closed space between the drive and driven gears | Kenichi Kanatani | 2024-07-23 |