Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6987707 | Method and system for in-air ultrasonic acoustical detection and characterization | Francis Alexander Reed, Michael Cox, Ronald A. Borrell | 2006-01-17 |
| 5988038 | Method and apparatus for destroying buried objects | — | 1999-11-23 |
| 5790474 | Active sonar for under-ice conditions | — | 1998-08-04 |
| 5652512 | Advanced digital flux gate magnetometer | Eric K. Slater, Kirk Kohnen | 1997-07-29 |
| 5425105 | Multiple adaptive filter active noise canceller | Allen Kwok Wah Lo | 1995-06-13 |
| 5420827 | Passive multipath target range and depth estimation using a variable depth sonar | — | 1995-05-30 |
| 5388080 | Non-integer sample delay active noise canceller | Allen Kwok Wah Lo | 1995-02-07 |
| 5130952 | Broadband adaptive doppler estimator and canceller | William Alexander | 1992-07-14 |
| 5117401 | Active adaptive noise canceller without training mode | — | 1992-05-26 |
| 5040133 | Adaptive clusterer | Michael D. Banach | 1991-08-13 |
| 4939685 | Normalized frequency domain LMS adaptive filter | — | 1990-07-03 |
| 4933914 | Channel adaptive active sonar | Francis Alexander Reed | 1990-06-12 |
| 4654835 | Adaptive predictor of surface reverberation in a bistatic sonar | — | 1987-03-31 |