Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11959482 | Vane pump | — | 2024-04-16 |
| 11773848 | Cartridge vane pump and pump device including same | Hirotoshi KONDOU | 2023-10-03 |
| 11644031 | Vane pump with tip-end-side guide surfaces provided between inner and outer notches of the discharge port and base-end-side guide surface provided in the back pressure port | Yusuke Ohmori, Tomoyuki Nakagawa, Atsumi Takahashi, Satoshi Watanabe | 2023-05-09 |
| 11231033 | Cartridge vane pump and pump device | — | 2022-01-25 |
| 9995301 | Vane pump and vane pump manufacturing method | Tomoyuki Fujita, Tomoyuki Nakagawa, Tsutomu Komiya | 2018-06-12 |
| 9856873 | Vane pump | Hiromi SHIMONO, Tomoyuki Fujita, Yoshiyuki Maki | 2018-01-02 |
| 9664188 | Variable displacement vane pump | Tomoyuki Fujita, Koichiro Akatsuka, Fumiyasu Kato | 2017-05-30 |
| 9581159 | Electric oil pump | Tomoyuki Fujita, Koichiro Akatsuka | 2017-02-28 |
| 9567997 | Variable capacity type vane pump | Koichiro Akatsuka, Tomoyuki Fujita, Fumiyasu Kato | 2017-02-14 |
| 9534595 | Variable displacement vane pump | Koichiro Akatsuka, Tomoyuki Fujita, Fumiyasu Kato | 2017-01-03 |
| 9488175 | Variable capacity type vane pump | Koichiro Akatsuka, Tomoyuki Fujita, 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, Koichiro Akatsuka, Fumiyasu Kato | 2016-11-01 |
| 9366251 | Vane pump with a vane ring, a vane ring housing chamber and vane ring opposite pressure chambers | Tomoyuki Fujita, Koichiro Akatsuka | 2016-06-14 |
| 8348646 | Variable displacement vane pump | Tomoyuki Fujita, Hiroshi Shiozaki, Koichiro Akatsuka | 2013-01-08 |
| 8342817 | Variable displacement vane pump | Tomoyuki Fujita, Hiroshi Shiozaki, Koichiro Akatsuka | 2013-01-01 |
| 8342826 | Variable capacity vane pump | Tomoyuki Fujita, Hiroshi Shiozaki, Koichiro Akatsuka | 2013-01-01 |
| 7802973 | Compact vane pump with mixed suction and return flows | Tomoyuki Fujita | 2010-09-28 |
| 7314359 | Vane pump for continuously variable transmission | Tomoyuki Fujita, Yoshinobu Yasue, Hiroyuki Nishiyama, Shingo Hirotsu, Katsutoshi Amano | 2008-01-01 |
| 6224130 | Mechanism for mounting seat belt of center seating space of a vehicle seat | Atsuki Sasaki, Naoaki Hoshihara, Kenji Onodera | 2001-05-01 |
| 5497083 | Rod axial position detector including a first scale having equidistant magnetic parts and a second scale having unequally distant parts and differing field strengths | Masakazu Nakazato, Youichi Shimoura | 1996-03-05 |
| 5461311 | Rod axial position detector including plural scales wherein nonmagnetized portions have differing spacing and differing depths and means for calculating the absolute position are provided | Masakazu Nakazato, Youichi Shimoura | 1995-10-24 |