Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9772220 | Hydrophone | Roger Blake Nessen | 2017-09-26 |
| 8385155 | Digital hydrophone | Newell D. Stacey, Benjamin A. Hillery, Glenn Courtright, Robin Padden | 2013-02-26 |
| 5938503 | Active centering apparatus with imbedded shear load sensor and actuator | Richard A. Daley | 1999-08-17 |