Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE48843 | Rolling bearing and spindle apparatus for machine tool | Naoki Matsuyama, Yu Koiwa, Takaaki Anzai, Tamotsu Misawa, Masaru Terasaki | 2021-12-07 |
SS
Sumio Sugita
Overall (2021): #245,422 of 548,734Top 45%
1
Patents 2021