Issued Patents 2018
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10118304 | Method of treating razor blade cutting edges | Ronald Richard Duff, JR., John Joseph Nisby, Joseph Allan DePuydt | 2018-11-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10118304 | Method of treating razor blade cutting edges | Ronald Richard Duff, JR., John Joseph Nisby, Joseph Allan DePuydt | 2018-11-06 |