Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12343839 | Knife sharpening device with 1-point bearing | — | 2025-07-01 |
| D900582 | Knife sharpener | — | 2020-11-03 |
| 7393266 | Knife sharpening apparatus | — | 2008-07-01 |
| 6905403 | Knife-sharpening machine | Alois Spreitz | 2005-06-14 |
| 6305085 | Clasp knife | Sami Stinner | 2001-10-23 |