Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11564772 | Rolling bearing, bearing unit for air turbine, and air turbine handpiece for dental use | Toru Nakahara, Atsuhiro Yamamoto | 2023-01-31 |
| 11540902 | Rolling bearing, bearing unit for air turbine, and air turbine handpiece for dental use | Toru Nakahara, Atsuhiro Yamamoto | 2023-01-03 |