Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6663186 | Cutting bit | Yuriy Kosobrodov | 2003-12-16 |
| 5799741 | Method of cutting and a cutting rotative bit | Yuriy Kosobrodov | 1998-09-01 |
| 5520444 | Method of cutting and cutting rotative bit | Yury Kosobrodov | 1996-05-28 |