Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5510019 | Bubble separating apparatus | Masanori Hirose | 1996-04-23 |
| 5295083 | Device for dynamically measuring bubble content of flowing liquid | Hisashi Yano, Mitulu Fujioka, Koji Tsuchimoto | 1994-03-15 |
| 5114575 | Oil filter | Hisashi Yano, Ryuzi Kuwavara | 1992-05-19 |
| 5085561 | Gas removal pump for liquid | Hisashi Yano, Akiharu Kitada | 1992-02-04 |
| 5064452 | Gas removable pump for liquid | Hisashi Yano, Akiharu Kitada | 1991-11-12 |
| 5051072 | Gas removable pump for liquid | Hisashi Yano, Akiharu Kitada | 1991-09-24 |
| 5041990 | Method and apparatus for measuring entrained gas bubble content of flowing fluid | Hisashi Yano | 1991-08-20 |
| 5000766 | Suction system gas separator from fluid | Hisashi Yano | 1991-03-19 |
| 4997556 | Oil filter I | Hisashi Yano, Hiroyuki Ihara, Ryuzi Kuwavara, Masanori Nishiya | 1991-03-05 |
| 4976854 | Oil filter II | Hisashi Yano, Ryuzi Kuwavara | 1990-12-11 |
| 4878924 | Integrated separator for solid and gas contaminants in engine oil | Hisashi Yano, Hiroyuki Ihara | 1989-11-07 |
| 4865632 | Integrated separator for solid and gaseous contaminants in a fluid | Hisashi Yano, Hiroyuki Ihara | 1989-09-12 |