Issued Patents All Time
Showing 25 most recent of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10400557 | Method and apparatus for completing a multi-stage well | Michael J. Bertoja, Bruno Lecerf, Vitaliy Timoshenko, Sergey Balakin, Elena Tarasova +2 more | 2019-09-03 |
| 10138706 | Completing a multi-stage well | Jason Baihly, Michael J. Bertoja, Bruno Lecerf, Don Aldridge | 2018-11-27 |
| 9546534 | Technique and apparatus to form a downhole fluid barrier | Bruno Lecerf, Dmitry Ivanovich Potapenko, Elena Tarasova, Michael J. Bertoja | 2017-01-17 |
| 9382790 | Method and apparatus for completing a multi-stage well | Michael J. Bertoja, Bruno Lecerf, Vitaliy Timoshenko, Sergey Balakin, Elena Tarasova +2 more | 2016-07-05 |
| 9033041 | Completing a multi-stage well | Jason Baihly, Michael J. Bertoja, Bruno Lecerf, Don Aldridge | 2015-05-19 |
| 8944171 | Method and apparatus for completing a multi-stage well | Bruno Lecerf, Sergey Vladimirovich Solovyov, Mikhail Petrovich Gusev, Ilya Anatolievich Pavlov, Jason Baihly +1 more | 2015-02-03 |
| 8439114 | Method and apparatus for orienting perforating devices | David Mills, Cynthia L. Hickson, Jerry D. Campbell | 2013-05-14 |
| 7213655 | System for connecting downhole tools | — | 2007-05-08 |
| 7159657 | Shaped charge loading tube for perforating gun | Wanchai Ratanasirigulchia, Wenbo Yang, Cynthia L. Hickson | 2007-01-09 |
| 7114564 | Method and apparatus for orienting perforating devices | David Mills, Cynthia L. Hickson, Jerry D. Campbell | 2006-10-03 |
| 7000699 | Method and apparatus for orienting perforating devices and confirming their orientation | Wenbo Yang, Alfredo Fayard, Klaus Huber, Jeffrey P. Meisenhelder, A. Glen Edwards +4 more | 2006-02-21 |
| 6817598 | Gun brake device | Stephen F. Lloyd, Gerhard Schoonderbeek, Atilla Kaplan, Henrik Praesius, Kuo-Chiang Chen | 2004-11-16 |
| 6702039 | Perforating gun carriers and their methods of manufacture | Daniel C. Markel | 2004-03-09 |
| 6588508 | Method and apparatus to reduce trapped pressure in a downhole tool | Haoming Li, Anthony P. Vovers, Cynthia L. Hickson, Harry B. Anderson, John Corben | 2003-07-08 |
| 6523474 | Shaped recesses in explosive carrier housings that provide for improved explosive performance | Janet S. Denney, Jack F. Lands, Jr., Alfredo Fayard | 2003-02-25 |
| 6523449 | Perforating gun | Alfredo Fayard, Haoming Li | 2003-02-25 |
| 6460463 | Shaped recesses in explosive carrier housings that provide for improved explosive performance in a well | Janet S. Denney, Jack F. Lands, Jr., Alfredo Fayard | 2002-10-08 |
| 6422148 | Impermeable and composite perforating gun assembly components | Zheng Rong Xu, Manish Kothari, Haoming Li | 2002-07-23 |
| 6397752 | Method and apparatus for coupling explosive devices | Wenbo Yang | 2002-06-04 |
| 6397947 | Optimizing charge phasing of a perforating gun | Lawrence A. Behrmann, Jorge E. Lopez de Cardenas | 2002-06-04 |
| 6336408 | Cooling system for downhole tools | Haoshi Song, Kuo-Chiang Chen | 2002-01-08 |
| 6021714 | Shaped charges having reduced slug creation | Brenden M. Grove, Jack F. Lands, Jr. | 2000-02-08 |
| 5952603 | Insert and twist method and apparatus for securing a shaped charge to a loading tube of a perforating gun | — | 1999-09-14 |
| 5862758 | Insert and twist method and apparatus for securing a shaped charge to a loading tube of a perforating gun | — | 1999-01-26 |
| 5673760 | Perforating gun including a unique high shot density packing arrangement | James E. Brooks, Jack F. Lands, Jr., Gary M. Lendermon, Jorge E. Lopez de Cardenas | 1997-10-07 |