Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10852142 | Dual-axis electromagnetic speed sensor with depth | Didier Caute, Craig R. Smith, Robert M. Cullen, William J. Letendre, Eric J. Beiswenger +1 more | 2020-12-01 |
| 9775336 | Acoustic projector with source level monitoring and control | Frederic S. Boericke, II, Kenneth D. Rolt | 2017-10-03 |
| 9594165 | Speed sensor | Kenneth D. Rolt, Frederic S. Boericke, II | 2017-03-14 |
| 8582393 | Method and apparatus for controlling temperature of an acoustic transducer | Frederic S. Boericke, II, Stephen G. Boucher, Francis S. Chase, Matthew G. Kay, Kenneth D. Rolt | 2013-11-12 |
| 8390316 | Termination resistor scheme | Frederic S. Boericke, II, Stephen G. Boucher, Eric R. KUNZ | 2013-03-05 |