Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12133043 | Non-blocking dual driver earphones | Brian Lloyd Schmidt, David Thomas Roach, Michael Z. Land | 2024-10-29 |
| 11722812 | Non-blocking dual driver earphones | Brian Lloyd Schmidt, David Thomas Roach, Michael Z. Land | 2023-08-08 |
| 11190867 | Non-blocking dual driver earphones | Brian Lloyd Schmidt, David Thomas Roach, Michael Z. Land | 2021-11-30 |
| 9596536 | Microphone arranged in cavity for enhanced voice isolation | Farhad Farzbod, Michael Kai Morishita, Jianchun Dong | 2017-03-14 |
| 9525936 | Wireless earbud communications using magnetic induction | Jianchun Dong | 2016-12-20 |
| 8406445 | Loudspeaker system with extended constant vertical beamwidth control | Jon M. Arneson, Paul Kohut, John D. Meyer, Pablo Espinosa | 2013-03-26 |
| 8238588 | Loudspeaker system and method for producing synthesized directional sound beam | John D. Meyer, Perrin Meyer, Roger Schwenke, Alejandro Antonio Garcia Rubio, Paul Kohut +2 more | 2012-08-07 |
| D599325 | Loudspeaker horn | Jon M. Arneson | 2009-09-01 |
| D598897 | Loudspeaker | Jon M. Arneson, Paul Bunning, Pablo Espinosa | 2009-08-25 |
| D505942 | Front of a loudspeaker | John D. Meyer, Paul Bunning | 2005-06-07 |
| 6668969 | Manifold for a horn loudspeaker and method | John D. Meyer, Perrin Meyer | 2003-12-30 |