Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9795860 | Roller skate blade and sharpening thereof | Leonid B. Rubin, Valery M. Nebusov, Benjamin Duperthal, George Rubin | 2017-10-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9795860 | Roller skate blade and sharpening thereof | Leonid B. Rubin, Valery M. Nebusov, Benjamin Duperthal, George Rubin | 2017-10-24 |