Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6405572 | Locking apparatus for a key holder | — | 2002-06-18 |
| 6146038 | Variable contour grip | Gregor Mittersinker, Richard Joseph D'Amico, Donald Santos, Ralph Graves | 2000-11-14 |
| 5518330 | Four part ball point pen mechanism | Guy A. Gervais | 1996-05-21 |