Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11401936 | Motor-driven roots pump with smooth activation in low-temperature environment | Daisuke Masaki, Takayuki Hirano, Shintaro KASHIWA, Naoki TAKANI | 2022-08-02 |
| 11353021 | Roots pump having a seal member with first and second projections | Daisuke Masaki, Takayuki Hirano, Shintaro KASHIWA, Naoki TAKANI, Yohei Miki | 2022-06-07 |
| 11293437 | Fluid machine | Takayuki Hirano, Daisuke Masaki, Shintaro KASHIWA, Naoki TAKANI, Takahiro Kato +1 more | 2022-04-05 |