Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9386368 | Remote speaker microphone | Scott Ray Johansen, Jeffrey Alan Kennedy, Christopher Ole Yttri, Alan Edmund Derdzinski | 2016-07-05 |
| D744458 | Speaker microphone | Alan Edmund Derdzinski, Scott Ray Johansen, Jeffrey Alan Kennedy, Christopher Ole Yttri | 2015-12-01 |
| D743950 | Speaker microphone | Alan Edmund Derdzinski, Scott Ray Johansen, Jeffrey Alan Kennedy, Christopher Ole Yttri | 2015-11-24 |
| D734304 | Speaker microphone | Alan Edmund Derdzinski, Scott Ray Johansen, Jeffrey Alan Kennedy, Christopher Ole Yttri | 2015-07-14 |