Issued Patents 2018
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10143964 | Vacuum pump with abatement function | Kohtaro Kawamura, Toyoji Shinohara, Tetsuro Sugiura, Hideo Arai, Takashi Kyotani +3 more | 2018-12-04 |
| 9956524 | Vacuum pump with abatement function | Toshiharu Nakazawa, Tetsuro Sugiura, Kohtaro Kawamura, Toyoji Shinohara, Takashi Kyotani +3 more | 2018-05-01 |