Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D632679 | Marine microphone | Mark B. Emge, Gregory M. Groener, John J. Stutz, Raymond D. Swaney | 2011-02-15 |
| D615525 | Marine radio | Mark B. Emge, Gregory M. Groener, John J. Stutz, Raymond D. Swaney | 2010-05-11 |
| D615533 | Marine fist microphone | Mark B. Emge, Gregory M. Groener, John J. Stutz, Raymond D. Swaney | 2010-05-11 |