| 9910177 | System and method for deep detection of petroleum and hydrocarbon deposits | Dec 31, 13 | Mar 06, 18 | LONGBRANCH ENTERPRISES INC. |
| 9863200 | Device for a down-hole seismic source, a system comprising the device, and a method for using the device and the system | May 29, 13 | Jan 09, 18 | UNIVERSITA DEGLI STUDI DI CAGLIARI, Universita' Degli Studi Di Cagilari, |
| 9581704 | System and method for accelerating a mass using a pressure produced by a detonation | Jan 21, 16 | Feb 28, 17 | Soundblast Technologies, LLC |
| 9488043 | Method and apparatus for generating seismic pulses to map subterranean fractures | May 17, 13 | Nov 08, 16 | HALLIBURTON ENERGY SERVICES, INC. |
| 9268048 | System and method for harnessing pressure produced by a detonation | Apr 29, 15 | Feb 23, 16 | Soundblast Technologies, LLC |
| 8982671 | Seismic energy sources and methods of use | Apr 23, 12 | Mar 17, 15 | HALLIBURTON ENERGY SERVICES, INC. |
| 6705425 | Regenerative combustion device | May 28, 02 | Mar 16, 04 | Battelle Energy Alliance, LLC |
| 4867266 | Seismic energy source | Jan 27, 87 | Sep 19, 89 | Not available |
| 4472794 | Sleeve shuttle air gun | Jun 01, 81 | Sep 18, 84 | BOLT TECHNOLOGY CORPORATION |
| 4418786 | Bottom diaphragm for transporter for a seismic energy source | Jun 11, 81 | Dec 06, 83 | BETSY SEISGUN INC. |
| 4359131 | Method of generating a seismic signal employing a water piston | Jul 31, 80 | Nov 16, 82 | BETSY SEISGUN INC. |
| 4354572 | Portable seismic energy source | May 05, 80 | Oct 19, 82 | BETSY SEISGUN INC. |
| 4334591 | Transporter for low energy seismic source | Sep 18, 80 | Jun 15, 82 | BETSY SEISGUN INC. |
| 4330871 | Detecting subterranean hydrocarbon accumulations | Oct 20, 80 | May 18, 82 | Not available |
| 4324310 | Seismic apparatus | Oct 29, 79 | Apr 13, 82 | MARATHON OIL COMPANY |