Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6922562 | System and method for providing information services to cellular roamers | Richard J. Tett | 2005-07-26 |
| 5265675 | Well conduit cutting and milling apparatus and method | David D. Hearn, Charles M. Hightower, Charles D. Hailey | 1993-11-30 |