Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4749039 | Gun firing system using fluid filled pressure balance tubing | Roy R. Vann, Emmet F. Brieger, Flint R. George, Hilton B. Jones | 1988-06-07 |
| 4702168 | Sidewall core gun | Donald N. Yates, Jr., Emmet F. Brieger | 1987-10-27 |
| 4635733 | Gun firing system using fluid filled pressure balance tubing | Roy R. Vann, Emmet F. Brieger, Flint R. George, Hilton B. Jones | 1987-01-13 |
| 4632034 | Redundant detonation initiators for use in wells and method of use | — | 1986-12-30 |
| 4614156 | Pressure responsive explosion initiator with time delay and method of use | Flint R. George, Donald N. Yates, Jr. | 1986-09-30 |
| 4609056 | Sidewall core gun | Donald N. Yates, Jr., Emmet F. Brieger | 1986-09-02 |
| 4598775 | Perforating gun charge carrier improvements | Roy R. Vann | 1986-07-08 |
| 4538680 | Gun below packer completion tool string | Emmet F. Brieger, Flint R. George | 1985-09-03 |
| 4498541 | Method of well completion | Emmet F. Brieger, Flint R. George | 1985-02-12 |