Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4668002 | Vehicle tail gate ramp assembly | — | 1987-05-26 |
| 4493640 | Solvent reducing oven | — | 1985-01-15 |
| 4398076 | Product recovery method and system for hydrocarbon materials | — | 1983-08-09 |
| 4216999 | Machine for mining tar sands having rearwardly directed exhaust related to conveyor trough | — | 1980-08-12 |