Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7399166 | Variable displacement pump | Shigeyuki Miyazawa | 2008-07-15 |
| 7318705 | Variable displacement pump with communication passage | Shigeyuki Miyazawa | 2008-01-15 |
| 7207783 | Variable displacement pump | — | 2007-04-24 |
| 7070399 | Variable displacement pump with a suction area groove for pushing out rotor vanes | Hideo Konishi, Haruo Okamoto | 2006-07-04 |
| 6976830 | Variable displacement pump | — | 2005-12-20 |
| 6352415 | variable capacity hydraulic pump | — | 2002-03-05 |
| 6217296 | Variable displacement pump | Shigeyuki Miyazawa, Yuuichi Kimura, Tatsufumi Yamura, Takashi Shimo, Masaaki Kogure | 2001-04-17 |
| 4753264 | Flow control valve | Masaya Nikaido | 1988-06-28 |
| 4700733 | Flow control valve | Masaya Nikaido | 1987-10-20 |
| 4658850 | Flow control valve with switching valve | — | 1987-04-21 |