Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D565411 | Hang tag | Shawn A Burke | 2008-04-01 |
| 6012361 | Locking pliers wrench | Charles Martinka | 2000-01-11 |
| D366819 | Bar clamp | Charles Martinka | 1996-02-06 |
| D366820 | Bar clamp | Charles Martinka | 1996-02-06 |
| 5197360 | Adjustable clamp | — | 1993-03-30 |