Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5324164 | Fluid active device | Lloyd D. Doering, Michael Doering | 1994-06-28 |
| 4593849 | Rotary welding device | — | 1986-06-10 |
| 4272212 | Method and apparatus for rejuvenating and recycling asphalt | Andrew J. Bauer | 1981-06-09 |