Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5067568 | Well perforating gun | William D. Myers | 1991-11-26 |
| 5016716 | Tubing carried perforating gun with insulation jacket | Joseph F. Donovan | 1991-05-21 |
| 4886126 | Method and apparatus for firing a perforating gun | — | 1989-12-12 |
| 4829901 | Shaped charge having multi-point initiation for well perforating guns and method | — | 1989-05-16 |
| 4702168 | Sidewall core gun | Edward A. Colle, Jr., Emmet F. Brieger | 1987-10-27 |
| 4660638 | Downhole recorder for use in wells | — | 1987-04-28 |
| 4616566 | Secondary high explosive booster, and method of making and method of using same | — | 1986-10-14 |
| 4614156 | Pressure responsive explosion initiator with time delay and method of use | Edward A. Colle, Jr., Flint R. George | 1986-09-30 |
| 4609056 | Sidewall core gun | Edward A. Colle, Jr., Emmet F. Brieger | 1986-09-02 |
| 4522665 | Primer mix, percussion primer and method for initiating combustion | Michael Oestrich | 1985-06-11 |
| 4190183 | Hand gun case | — | 1980-02-26 |