Issued Patents All Time
Showing 26–34 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7409992 | Perforating gun | Alexander F. Zazovsky, Vadim Akhmadikin, Wenbo Yang | 2008-08-12 |
| 7287589 | Well treatment system and method | Mark C. Duhon, Lawrence A. Behrmann, Claude Jones | 2007-10-30 |
| 7121340 | Method and apparatus for reducing pressure in a perforating gun | Lawrence A. Behrmann, Ian C. Walton, Philip Kneisl, Andrew T. Werner | 2006-10-17 |
| 6896059 | Components and methods for use with explosives | James E. Brooks, Wenbo Yang, Ian C. Walton, Lawrence A. Behrmann | 2005-05-24 |
| 6554081 | Components and methods for use with explosives | James E. Brooks, Wenbo Yang, Ian C. Walton, Manish Kothari, Lawrence A. Behrmann +3 more | 2003-04-29 |
| 6520258 | Encapsulant providing structural support for explosives | Wenbo Yang, Lawrence A. Behrmann, Alfredo Fayard, Daniel C. Markel | 2003-02-18 |
| 6464019 | Perforating charge case | Andrew T. Werner | 2002-10-15 |
| 6283214 | Optimum perforation design and technique to minimize sand intrusion | Frédéric J. Guinot, Simon James, Panos Papanastasiou | 2001-09-04 |
| 6021714 | Shaped charges having reduced slug creation | Jack F. Lands, Jr., Robert A. Parrott | 2000-02-08 |