Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8257071 | Vane pump | Etsuo Matsuki, Masaaki Nishikata, Tsukasa Hojo, Ken Yamamoto | 2012-09-04 |
| D616903 | Pump | Masakuni Kimura, Masaaki Nishikata, Etsuo Matsuki | 2010-06-01 |
| 7628594 | Vane pump having a labyrinth seal and gap between a top surface of a rotor and a ceiling surface of a rotor chamber that is formed between upper and lower cases | Masaaki Nishikata, Tsukasa Hojo, Ken Yamamoto, Masaki Nagano | 2009-12-08 |
| D604329 | Pump | Etsuo Matsuki, Masaaki Nishikata | 2009-11-17 |
| 7566211 | Vane pump having vanes with a cutout portion | Masaaki Nishikata, Tsukasa Hojo, Ken Yamamoto, Masaki Nagano | 2009-07-28 |
| 7566212 | Vane pump with blade base members | Masaaki Nishikata, Toshiyuki Kubota, Harumi Fukuki | 2009-07-28 |