Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D791205 | Serrated male slot knife | Mark Johnson, Timothy R. Greve | 2017-07-04 |
| D791206 | Serrated male slot knife | Mark Johnson, Timothy R. Greve, Gregory K. Farnham | 2017-07-04 |