Patents per Year
Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11512535 | Dual rotary elevating geotechnical drill | — | 2022-11-29 |
| RE33312 | Vibratory roller with axially spaced zig zag impact bars and wire rope cleaners | — | 1990-08-28 |
| 4523873 | Vibratory roller with axially spaced zig zag impact bars and wire rope cleaners | — | 1985-06-18 |