Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6497285 | Low debris shaped charge perforating apparatus and method for use of same | — | 2002-12-24 |
| 6371219 | Oilwell perforator having metal loaded polymer matrix molded liner and case | William Richard Collins, David J. Leidel, Nathan G. Clark, James M. Barker | 2002-04-16 |