Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11516597 | Force feedback actuator for a MEMS transducer | Mohsin Nawaz, Michael Syskind PEDERSEN, Peter V. Loeppert, Zouhair Sbiaa | 2022-11-29 |
| 10532299 | Self-cleaning filter | Jerome Prost, Hy Phan, Soufiane Halily | 2020-01-14 |
| 8385583 | Methods and apparatus for reduced distortion balanced armature devices | — | 2013-02-26 |
| 7415125 | Apparatus and method for creating acoustic energy in a receiver assembly with improved diaphragms-linkage arrangement | Daniel Warren, David E. Schafer | 2008-08-19 |
| 7336797 | Apparatus and method for generating acoustic energy in a receiver assembly | David E. Schafer, Daniel Warren | 2008-02-26 |
| 7113604 | Apparatus and method for matching the response of microphones in magnitude and phase | — | 2006-09-26 |
| 7065220 | Microphone array having a second order directional pattern | Daniel Warren | 2006-06-20 |
| 6654468 | Apparatus and method for matching the response of microphones in magnitude and phase | — | 2003-11-25 |
| 4996674 | Double piston acoustic transducer with selectable directivity | — | 1991-02-26 |
| 4633119 | Broadband multi-resonant longitudinal vibrator transducer | — | 1986-12-30 |
| 4604542 | Broadband radial vibrator transducer with multiple resonant frequencies | — | 1986-08-05 |