Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8177535 | Method for timing a polymer pump containing polymer | David T. Moldt | 2012-05-15 |
| 4619669 | Method for increased mine recovery and upgrading of lignite | Elvis E. Jones, Terry A. Pearce, Dacon C. Laird, III | 1986-10-28 |