Issued Patents 2019
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10253777 | Thread groove pump mechanism, vacuum pump including thread groove pump mechanism, and rotor, outer circumference side stator, and inner circumference side stator used in thread groove pump mechanism | Yoshiyuki Sakaguchi, Takashi Kabasawa | 2019-04-09 |