Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5747714 | Digital tone synthesis modeling for complex instruments | Jay Petersen | 1998-05-05 |
| 4980873 | Ultrasonic transducer with tensioned diaphragm and method | William C. Gross, Dean D. Campbell | 1990-12-25 |
| 4955225 | Automatic calibration method for thickness gauges | Dean D. Campbell | 1990-09-11 |
| 4823590 | Automatic calibration method for thickness gauges | Dean D. Campbell | 1989-04-25 |
| 4769793 | Dual reference surface transducer | James M. Hossack, Walter Lecoque | 1988-09-06 |