Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D533759 | Dead blow hammer | Richard L. Hopper, Thomas Whalen | 2006-12-19 |
| 5248068 | Caulk gun with ergonomic handles | Nancy C. Rittmann Gasperi, Steven R. Wente | 1993-09-28 |
| 5074171 | Open-end wrench with reduced size jaws | Jeffrey R. Annis, Frank Mikic, Patrick J. Sampson | 1991-12-24 |