Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11499373 | Pulling product lines underground under obstacles including water bodies | Ronald G. Halderman, Pablo Esteban Guerra, Richard Neil Smith, John Steven Meaders | 2022-11-15 |
| 10914121 | Pulling product lines underground under obstacles including water bodies | Ronald G. Halderman, Pablo Esteban Guerra, Richard Neil Smith, John Steven Meaders | 2021-02-09 |
| 4530536 | Lifting tongs | — | 1985-07-23 |
| 4452481 | Lifting tongs | — | 1984-06-05 |