Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5011231 | Chevrolet rally cap keeper | — | 1991-04-30 |
| 4820235 | Threaded fastener | Stanley Marchewka | 1989-04-11 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5011231 | Chevrolet rally cap keeper | — | 1991-04-30 |
| 4820235 | Threaded fastener | Stanley Marchewka | 1989-04-11 |