Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11499373 | Pulling product lines underground under obstacles including water bodies | Ronald G. Halderman, Pablo Esteban Guerra, John Steven Meaders, James Williams | 2022-11-15 |
| 10914121 | Pulling product lines underground under obstacles including water bodies | Ronald G. Halderman, Pablo Esteban Guerra, John Steven Meaders, James Williams | 2021-02-09 |
| 4511463 | Process for recovery of phosphate ore | Edward N. Alexander | 1985-04-16 |