Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7500524 | Well operations systems | Hans Paul Hopper | 2009-03-10 |
| 7314085 | Well operations system | Hans Paul Hopper | 2008-01-01 |
| 7314086 | Well operations system | Hans Paul Hopper | 2008-01-01 |
| 7308943 | Well operations system | Hans Paul Hopper | 2007-12-18 |
| 7117945 | Well operations system | Hans Paul Hopper | 2006-10-10 |
| 7093660 | Well operations system | Hans Paul Hopper | 2006-08-22 |
| 6991039 | Well operations system | Hans Paul Hopper | 2006-01-31 |
| 6547008 | Well operations system | Hans Paul Hopper | 2003-04-15 |
| 6039119 | Completion system | Hans Paul Hopper | 2000-03-21 |
| 5544707 | Wellhead | Hans Paul Hopper | 1996-08-13 |
| 4892149 | Method of securing a tubular member within an annular well member, the combined well structure and the tool | Larry M. Hoes, Steven D. Gullion | 1990-01-09 |
| 4869319 | Wellhead structure | Edward J. Szymozak, William M. Taylor, Peer H. Tiemer, Larry M. Hoes, Jerry D. Smith +1 more | 1989-09-26 |
| 4862426 | Method and apparatus for operating equipment in a remote location | William C. Montgomery, Gerald S. Baker, Alfred W. Wedel, William M. Taylor | 1989-08-29 |
| 4817716 | Pipe connector and method of applying same | William M. Taylor | 1989-04-04 |
| 4791987 | Wellhead seal | Steven D. Gullion | 1988-12-20 |
| 4771828 | Wellhead seals | — | 1988-09-20 |
| 4751965 | Wellhead seal assembly | — | 1988-06-21 |
| 4749035 | Tubing packer | — | 1988-06-07 |