Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4664609 | Vane holder for vane pump and method of making same | Hiroshi Kaneda, Kenji Hamabe | 1987-05-12 |
| 4664644 | Fiber reinforced plastic drive shaft and method of manufacturing thereof | Masataka Kumata, Kazuo Emori, Hideo Watanabe, Kazuaki Kobayashi | 1987-05-12 |
| 4583926 | Vane structure for vane type air pumps | Kenji Hamabe, Hiroshi Kaneda | 1986-04-22 |