Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7987911 | Oil well perforators | Mark R Rhodes, Stephen Wheller, Anthony J Whelan, Neil Cole | 2011-08-02 |
| 7913758 | Oil well perforators and method of use | Stephen Wheller | 2011-03-29 |