Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5689194 | Acoustic motor current signature analysis system with audio amplified speaker output | Robert Proffitt, Anthony F. Lexa | 1997-11-18 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5689194 | Acoustic motor current signature analysis system with audio amplified speaker output | Robert Proffitt, Anthony F. Lexa | 1997-11-18 |