Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4867658 | Rotary vane compressor having pressure-biased vanes | Koji Urushibara | 1989-09-19 |
| 4708598 | Rotary type gas compressor | Hideo Shinozuka, Koji Murayama | 1987-11-24 |
| 4471862 | Sealing structure in air compressor | — | 1984-09-18 |