Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5815969 | Sign for indicating that assistance is required by a person in a vehicle | — | 1998-10-06 |
| 5732815 | Circuit breaker lockout device | — | 1998-03-31 |
| 4735134 | Apparatus for storing produce | — | 1988-04-05 |
| 4489589 | Automatic wire joint installation tool | Peter Kirsinas, Richard M. Purpura, Donald C. Wiencek | 1984-12-25 |