Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7114574 | By-pass valve mechanism and method of use hereof | H. Steven Bissonnette, L. Michael McKee | 2006-10-03 |
| 7051812 | Fracturing tool having tubing isolation system and method | L. Michael McKee, David Milton Eslinger | 2006-05-30 |