Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6128981 | Folding hand tool set | John R. Bondhus, Michael D. Blackston, Dennis A. Burda, Mark L. Petroske | 2000-10-10 |
| 5970828 | Folding hand tool set | John R. Bondhus, Michael D. Blackston, Dennis A. Burda, Mark L. Petroske | 1999-10-26 |
| 5791211 | Folding hand tool set | John R. Bondhus, Michael D. Blackston, Dennis A. Burda, Mark L. Petroske | 1998-08-11 |