Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12416226 | Crude oil extraction pump | Shuhei Sasaki | 2025-09-16 |
| 12410808 | Crude oil extraction pump | Shuhei Sasaki | 2025-09-09 |
| 12281709 | Piston ring and booster pump | Motoshi Harada, Kenji Nakamichi, Yuichi Kihara, Hideaki Asai, Jun Fukada +1 more | 2025-04-22 |
| 12247576 | Impeller and pump | Yuki Nakamura | 2025-03-11 |
| 12025135 | Pump | Shuhei Sasaki | 2024-07-02 |
| 11873821 | Pump | Shuhei Sasaki | 2024-01-16 |
| 8997734 | Solar concentrating heat receiver and system thereof | Yasuharu Yamamoto, Toshiyuki Osada, Masashi Tagawa, Kazuta Kobayashi | 2015-04-07 |
| 7785082 | Sealless pump | Yasuharu Yamamoto, Toshiyuki Osada, Zenichi Yoshida | 2010-08-31 |
| 7300263 | Pump | Yasuharu Yamamoto, Toshiyuki Osada, Masashi Tagawa, Masatake Maekawa | 2007-11-27 |