Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5515924 | Technique for restoring or increasing flow to oil and gas wells | — | 1996-05-14 |
| 4611664 | Technique for placing a liquid chemical in a well or bore hole | Vernon L. Green | 1986-09-16 |