Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5870254 | Transducer suspension system | Charles D. Cullom, III, Norman Kermit Frater, Brad V. Johnson, William Harlow McConnell | 1999-02-09 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5870254 | Transducer suspension system | Charles D. Cullom, III, Norman Kermit Frater, Brad V. Johnson, William Harlow McConnell | 1999-02-09 |