Issued Patents All Time
Showing 26–40 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6409219 | Downhole screen with tubular bypass | Todd Broome, Benn Voll, Perry D. Baycroft, Bobby E. Hall | 2002-06-25 |
| 6305468 | Downhole screen and method of manufacture | John Todd Broome, Benn Voll, Gary Corbett, Jim Goodson, Yusheng Yuan | 2001-10-23 |
| 5611399 | Screen and method of manufacturing | Bennett M. Richard, Brian J. Horton | 1997-03-18 |
| 5394938 | Gravel pack screen for well completions | Holley M. Cornette, Robert K. Bethel | 1995-03-07 |
| 4928768 | Sump packer latching mechanism | — | 1990-05-29 |
| 4917187 | Method and apparatus for hydraulically firing a perforating gun below a set packer | Robert Burns | 1990-04-17 |
| 4915172 | Method for completing a non-vertical portion of a subterranean well bore | Joseph F. Donovan, Edward C. Spatz, John V. Salerni, John B. Weirich | 1990-04-10 |
| 4858691 | Gravel packing apparatus and method | William T. Ilfrey, Edward C. Spatz, William Nickolas Moran | 1989-08-22 |
| 4856591 | Method and apparatus for completing a non-vertical portion of a subterranean well bore | Joseph F. Donovan, Edward C. Spatz, John V. Salerni, John B. Weirich | 1989-08-15 |
| 4611660 | Wireline conveyed firing mechanism for well perforating gun | Gregg W. Stout | 1986-09-16 |
| 4606409 | Fluid pressure actuated firing mechanism for a well perforating gun | Gregg W. Stout | 1986-08-19 |
| 4566538 | Fail-safe one trip perforating and gravel pack system | — | 1986-01-28 |
| 4531590 | Fluid pressure actuated perforating gun | — | 1985-07-30 |
| 4388971 | Hanger and running tool apparatus and method | — | 1983-06-21 |
| 4364432 | Seal assembly | C. Joe Bass | 1982-12-21 |