Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5251539 | Bellows pump | Hiroshi Kubo, Masanobu Matsusaka | 1993-10-12 |
| 5201643 | Compression machine | Hiroshi Kubo | 1993-04-13 |
| 5141409 | Compression machine | Hiroshi Kubo | 1992-08-25 |
| 5133327 | Air flow system having constant discharge volume | Hiroshi Kubo | 1992-07-28 |
| 5044907 | Rotor device having inner rotor and driven outer rotor | Takashi Ohmitsu, Masahiro Fukuta | 1991-09-03 |
| 4948352 | Rotor unit with peripheral projections and clearances for centrifugal deflection | Makoto Shirai | 1990-08-14 |
| 4599916 | Continuously variable transmission including planetary gearing | — | 1986-07-15 |