Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11269265 | Developing roller | Yusuke FUJISAWA | 2022-03-08 |
| 9771979 | Manufacturing method for tapered roller, and tapered roller bearing | Ryosuke Hada | 2017-09-26 |
SY
Sotaro Yamashita
Overall (All Time): #1,837,582 of 4,157,543Top 45%
2
Patents All Time