Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5240477 | Method and device for removing bubbles from liquid | Joji Yamaga | 1993-08-31 |
| 4662908 | Device for removing bubbles from liquid | Joji Yamaga | 1987-05-05 |
| 4643746 | Apparatus for separating gas from fluid | Joji Yamaga | 1987-02-17 |
| 4585465 | Method for causing bubbles in a fluid to coalesce | Joji Yamaga, Kunio Matsui, Hiroaki Tsuchiya | 1986-04-29 |
| 4548622 | Device for separating dissolved gases and entrained bubbles from liquid | Joji Yamaga | 1985-10-22 |
| 4390351 | Gas-liquid separator | Kunio Matsui, Hiroaki Tsuchiya | 1983-06-28 |
| 4290791 | Gas-liquid separator | Kunio Matsui, Hiroaki Tsuchiya, Takayoshi Omura | 1981-09-22 |