Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5189642 | Seafloor seismic recorder | Paul L. Donoho, Hughie Ryder, William H. Keeling | 1993-02-23 |
| 5092988 | System for monitoring injection water quality using filtration, pressure regulation and mass measuring | Irving F. Womack, II | 1992-03-03 |
| 4804906 | Method and apparatus for well casing inspection | Allan Hamberg, Elmer L. Thomas, Henry T. Carruth, Jr. | 1989-02-14 |
| 4680741 | Method and apparatus for seismic exploration using non-linear sweeps | C. Ernest Wales | 1987-07-14 |