Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5065692 | Solder flux applicator | David B. Hollesen, Joseph W. Kaczorek | 1991-11-19 |
| 4294214 | Engine combustion control system | Joseph A. Dopkin, Raymond N. Alford | 1981-10-13 |
| 4263883 | Engine combustion control system | Joseph A. Dopkin, Raymond N. Alford | 1981-04-28 |