Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7596054 | Suppressed feature waveform for modulated sonar transmission | John Ziegler, Daniel J. Goldkamp, Richard Lindquist | 2009-09-29 |
| 5861834 | Virtual noise radar waveform for reduced radar detectability | Mark F. Sauer, John Ziegler | 1999-01-19 |
| 5719579 | Virtual noise radar waveform for reduced radar detectability | Frank M. Torre, Mark F. Sauer, John Ziegler, Craig L. Agne | 1998-02-17 |