Issued Patents 2018
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9930435 | Internal vent structure for waterproof microphone acoustic cavity | Andrew P. Miehl, Deborah A. Gruenhagen, David J. Meyer, Karl F. Mueller, John K. Arledge | 2018-03-27 |