Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4504833 | Synthetic pulse radar system and method | Howard S. Wheatley, John Davis | 1985-03-12 |
| 4391336 | Acoustic system to guide a coal seam auger | Julian B. Coon, Charles E. Payton, Kenneth H. Waters | 1983-07-05 |
| 4297699 | Radar drill guidance system | Steven D. Hale, Theodore E. Moser | 1981-10-27 |
| 4284350 | Laser geophone | Julian B. Coon, Bobby J. Thomas, William L. Chapman | 1981-08-18 |
| 4218678 | Synthetic pulse radar including a microprocessor based controller | Llewellyn A. Rubin, William L. Still | 1980-08-19 |