Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4727569 | Hardwire airplane telephone apparatus | John M. Kurschner, Alan E. Dobrowolski, John A. Larson, Scott Robinson | 1988-02-23 |
| 4507174 | Tire pyrolizing | — | 1985-03-26 |
| 4402664 | Waste oil heater | — | 1983-09-06 |