Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6284990 | Bore rider switch | Douglas G. Arnold, Michael J. Wroblewski | 2001-09-04 |
| 4185345 | Neg'ator spring powered underwater launching device | Francis J. Waclawik, James P. Muzaca, Robert A. Cook, Alfred D. Silvia, Ronald Correia | 1980-01-29 |