Issued Patents All Time
Showing 26–50 of 53 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4928769 | Casing hanger running tool using string weight | Philippe C. Nobileau, Bruce J. Watkins | 1990-05-29 |
| 4919460 | Wellhead casing hanger support mechanism | Herman O. Henderson, Jr. | 1990-04-24 |
| 4919454 | Tieback connector with protective landing sleeve | J. Keith Caulfield, B. Lee Danner | 1990-04-24 |
| 4846508 | Tubular connector system | Joseph W. Pallini, B. Lee Danner | 1989-07-11 |
| 4817724 | Diverter system test tool and method | Robert R. Funderburg, Jr., Max E. Kattner, Louis Slaughter | 1989-04-04 |
| 4757593 | Method of locking a connector | Joseph W. Pallini | 1988-07-19 |
| 4711471 | Non-clocking connector with locking anti-rotation tabs | Joseph W. Pallini | 1987-12-08 |
| 4613164 | Misalignment tieback tool - rotating casing | David W. Hughes | 1986-09-23 |
| 4596375 | Hydraulic control of subsea well equipment | Gary L. Hurta, Alford M. Williams | 1986-06-24 |
| 4593944 | Pile driving connector | — | 1986-06-10 |
| 4586366 | Method and apparatus for measuring driving resistance and velocity of piles during driving | — | 1986-05-06 |
| 4580630 | Mudline casing hanger assembly | Jimmy R. Martin, Jr., Thomas Patrick Mataway, Charles E. Gibbs | 1986-04-08 |
| 4577686 | Mudline support hanger assembly | Glen E. Lochte, Anthony J. Masciopinto | 1986-03-25 |
| 4569404 | Mudline casing hanger | Donald Baron, Paul C. Berner, Jr. | 1986-02-11 |
| 4534583 | Mudline casing hanger assembly | Jimmy R. Martin, Jr., Thomas Patrick Mataway | 1985-08-13 |
| 4519263 | Matrix switching control of subsea production systems | — | 1985-05-28 |
| 4509594 | Mudline casing hanger assembly | Charles D. Bridges | 1985-04-09 |
| 4497369 | Hydraulic control of subsea well equipment | Gary L. Hurta, Alford M. Williams | 1985-02-05 |
| 4407183 | Method and apparatus for hydraulically controlling subsea equipment | Charles E. Horn, Marvin H. Kluttz | 1983-10-04 |
| 4378848 | Method and apparatus for controlling subsea well template production systems | — | 1983-04-05 |
| 4356841 | Matrix switching control of subsea production systems | — | 1982-11-02 |
| 4317490 | Apparatus and method for obtaining a core at in situ pressure | Eddie W. Denk, Kai R. Hostrup | 1982-03-02 |
| 4293148 | Pile connector | — | 1981-10-06 |
| 4280531 | Method and apparatus for hydraulically controlling subsea well equipment | Albert R. Tucker | 1981-07-28 |
| 4271867 | Method and apparatus for hydraulically controlling subsea well equipment | Albert R. Tucker | 1981-06-09 |