Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9919406 | Abrasive material product, its production method and use method | Michihiro Ohishi, Yasuhiko Nagano | 2018-03-20 |
YT
Yoko Togashi
Overall (All Time): #2,880,742 of 4,157,543Top 70%
1
Patents All Time