Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10456720 | Fluid intake screen | Thomas Berger | 2019-10-29 |
| 9604164 | Fluid intake screen | Thomas Berger | 2017-03-28 |
| D282368 | Combined erectable hydraulic drilling rig and transport trailer | — | 1986-01-28 |
| 4496006 | Cylinder displaceable power swivel for a portable drilling apparatus _and a process therefor | — | 1985-01-29 |