Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12402764 | Ventilation and particulate matter removal system | David Collins, James Forsyth, Callum Maltby | 2025-09-02 |
| 11738373 | Ventilation and particulate matter removal system | David Collins, James Forsyth, Rolf Meumann | 2023-08-29 |
| 7182170 | Gerotor and bearing system for whirling mass orbital vibrator | Robert Victor Westermark, Joey Earl Turner, Jr., Samuel Scott Lovin, Jack H. Cole, Will J. Myers | 2007-02-27 |
| 7031840 | Drilling performance assessment process | Edward John Behm, Jr. | 2006-04-18 |
| 6550534 | Utilization of energy from flowing fluids | — | 2003-04-22 |
| 6321836 | Utilization of energy from flowing fluids | — | 2001-11-27 |
| 6247533 | Utilization of energy from flowing fluids | — | 2001-06-19 |
| 6059031 | Utilization of energy from flowing fluids | — | 2000-05-09 |
| 5582247 | Methods of treating conditions in a borehole employing a backward whirling mass | Joseph F. Goetz, Alan P. Roberts | 1996-12-10 |
| 5515918 | Method of consolidating a slurry in a borehole | Joseph F. Goetz, Alan P. Roberts | 1996-05-14 |
| 5309405 | Methods of employing vibrational energy in a borehole | Joseph F. Goetz, Alan P. Roberts | 1994-05-03 |
| 5210381 | Apparatus for generating vibrational energy in a borehole | — | 1993-05-11 |
| 5159160 | Downhole seismic energy source | — | 1992-10-27 |
| 4905775 | Drilling system and flow control apparatus for downhole drilling motors | Tommy M. Warren, Warren J. Winters | 1990-03-06 |
| 4905776 | Self-balancing drilling assembly and apparatus | Pierre A. Beynet, Tommy M. Warren | 1990-03-06 |
| 4862974 | Downhole drilling assembly, apparatus and method utilizing drilling motor and stabilizer | Tommy M. Warren, Warren J. Winters | 1989-09-05 |
| 4815342 | Method for modeling and building drill bits | Lawrence Allen Sinor, Tommy M. Warren | 1989-03-28 |