Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4429170 | Process for removing tar bases from Lurgi tar acid stream | — | 1984-01-31 |
| 4351542 | Flexible towing hitch | Robert Vanos | 1982-09-28 |
| 4249408 | Process for extruding maraging steel | — | 1981-02-10 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4429170 | Process for removing tar bases from Lurgi tar acid stream | — | 1984-01-31 |
| 4351542 | Flexible towing hitch | Robert Vanos | 1982-09-28 |
| 4249408 | Process for extruding maraging steel | — | 1981-02-10 |