Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11598334 | Vane pump having a side member including a triangular-shaped protruding opening portion in communication with a back pressure opening portion for preventing wear of an inner circumference cam face | Fumiyasu Kato | 2023-03-07 |
| 11536268 | Electric pump | Kohei Kubo, Tomoyuki Fujita, Yoshiyuki Maki, Koji Higuchi, Yutaka Hashimoto | 2022-12-27 |
| 9897086 | Vane pump | Tomoyuki Fujita, Fumiyasu Kato, Hiroki GOMI | 2018-02-20 |
| 9879670 | Variable displacement vane pump | Tomoyuki Fujita, Fumiyasu Kato | 2018-01-30 |
| 9664188 | Variable displacement vane pump | Tomoyuki Fujita, Masamichi Sugihara, Fumiyasu Kato | 2017-05-30 |
| 9644626 | Vane pump | Tomoyuki Fujita, Fumiyasu Kato | 2017-05-09 |
| 9611848 | Variable displacement vane pump having connection groove communicating with suction-side back pressure port thereof | Tomoyuki Fujita, Fumiyasu Kato | 2017-04-04 |
| 9581159 | Electric oil pump | Masamichi Sugihara, Tomoyuki Fujita | 2017-02-28 |
| 9567997 | Variable capacity type vane pump | Tomoyuki Fujita, Masamichi Sugihara, Fumiyasu Kato | 2017-02-14 |
| 9534595 | Variable displacement vane pump | Tomoyuki Fujita, Masamichi Sugihara, Fumiyasu Kato | 2017-01-03 |
| 9488175 | Variable capacity type vane pump | Tomoyuki Fujita, Masamichi Sugihara, Fumiyasu Kato | 2016-11-08 |
| 9482228 | Variable capacity vane pump with a rotor and a cam ring rotatable eccentrically relative to a center of the rotor | Tomoyuki Fujita, Masamichi Sugihara, Fumiyasu Kato | 2016-11-01 |
| 9366251 | Vane pump with a vane ring, a vane ring housing chamber and vane ring opposite pressure chambers | Masamichi Sugihara, Tomoyuki Fujita | 2016-06-14 |
| 9239050 | Vane pump | Ryuji Naide | 2016-01-19 |
| 8469334 | Solenoid actuator | Hideki Yamagata, Mamoru Hosogai, Hideki Tsuchiya, Yoshiharu Miya, Tomoyuki Fujita +1 more | 2013-06-25 |
| 8348646 | Variable displacement vane pump | Tomoyuki Fujita, Masamichi Sugihara, Hiroshi Shiozaki | 2013-01-08 |
| 8342817 | Variable displacement vane pump | Tomoyuki Fujita, Masamichi Sugihara, Hiroshi Shiozaki | 2013-01-01 |
| 8342826 | Variable capacity vane pump | Tomoyuki Fujita, Masamichi Sugihara, Hiroshi Shiozaki | 2013-01-01 |
| 8081053 | Solenoid actuator | Hideki Yamagata, Mamoru Hosogai, Hideki Tsuchiya, Yoshiharu Miya, Tomoyuki Fujita +3 more | 2011-12-20 |
| 7973627 | Solenoid actuator | Hideki Yamagata, Mamoru Hosogai, Hideki Tsuchiya, Yoshiharu Miya, Tomoyuki Fujita +1 more | 2011-07-05 |