Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5502770 | Indirectly sensed signal processing in active periodic acoustic noise cancellation | Sen M. Kuo, Minjiang Ji, Robert A. Herold | 1996-03-26 |
| 5467747 | Noise suppression enclosure for an engine | Everett G. Brandt, W. Charles Sahm | 1995-11-21 |
| 5297517 | Noise suppression enclosure for an engine | Everett G. Brandt, W. Charles Sahm | 1994-03-29 |