Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11303999 | Agile microphone transmitter system | — | 2022-04-12 |
| D931839 | Microphone | — | 2021-09-28 |
| D894154 | Head-worn microphone | — | 2020-08-25 |
| D869446 | Microphone control housing | — | 2019-12-10 |
| 10448157 | Microphone receiver and microphone receiver system | Sean M. Meagher | 2019-10-15 |
| D843347 | Head-worn microphone | — | 2019-03-19 |
| 8175321 | Speaker motor and speaker | Michael A. Ketchell | 2012-05-08 |
| D643024 | Microphone with fold-up legs | Scott Ashley Goodman, Min Suk Yang, David Waterman | 2011-08-09 |
| 7976640 | On-line heat exchanger cleaning method | Douglas S. Meyer, Glen B. Brons, Ryan Vick, Gary L. Novosad | 2011-07-12 |