Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6296058 | Wellbottom fluid implosion treatment system | — | 2001-10-02 |
| 5006013 | Granular type structure with moisture retaining top surface | Herman F. Burkstaller | 1991-04-09 |
| 4817710 | Apparatus for absorbing shock | A. Glen Edwards, David S. Wesson | 1989-04-04 |
| 4756371 | Perforation apparatus and method | — | 1988-07-12 |
| 4749039 | Gun firing system using fluid filled pressure balance tubing | Roy R. Vann, Flint R. George, Edward A. Colle, Jr., Hilton B. Jones | 1988-06-07 |
| 4702168 | Sidewall core gun | Edward A. Colle, Jr., Donald N. Yates, Jr. | 1987-10-27 |
| 4693317 | Method and apparatus for absorbing shock | A. Glen Edwards, David S. Wesson | 1987-09-15 |
| 4635733 | Gun firing system using fluid filled pressure balance tubing | Roy R. Vann, Flint R. George, Edward A. Colle, Jr., Hilton B. Jones | 1987-01-13 |
| 4612992 | Single trip completion of spaced formations | Roy R. Vann | 1986-09-23 |
| 4609056 | Sidewall core gun | Edward A. Colle, Jr., Donald N. Yates, Jr. | 1986-09-02 |
| 4564076 | Well completion method and apparatus | Roy R. Vann | 1986-01-14 |
| 4538680 | Gun below packer completion tool string | Flint R. George, Edward A. Colle, Jr. | 1985-09-03 |
| 4529038 | Differential vent and bar actuated circulating valve and method | — | 1985-07-16 |
| 4510999 | Well cleanup and completion method and apparatus | Flint R. George | 1985-04-16 |
| 4501331 | Method of completing a well | — | 1985-02-26 |
| 4498541 | Method of well completion | Flint R. George, Edward A. Colle, Jr. | 1985-02-12 |
| 4497366 | Packer actuated vent assembly | — | 1985-02-05 |
| 4436155 | Well cleanup and completion apparatus | — | 1984-03-13 |
| 4287946 | Formation testers | — | 1981-09-08 |
| 4285402 | Method and apparatus for stimulating oil well production | — | 1981-08-25 |
| 4210018 | Formation testers | — | 1980-07-01 |
| 4203607 | High pressure, fluid tight seal | — | 1980-05-20 |