Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11140474 | Acoustic radiators with edge overlapping suspension | — | 2021-10-05 |
| 11026016 | Tubular passive acoustic radiator module | — | 2021-06-01 |
| 10349166 | Passive acoustic radiator module | — | 2019-07-09 |
| 9294841 | Acoustic radiator including a combination of a co-axial audio speaker and passive radiator | — | 2016-03-22 |
| 8204269 | Low profile audio speaker with minimization of voice coil wobble, protection and cooling | — | 2012-06-19 |
| 7859144 | Low frequency electromagnetic motor to create or cancel a low frequency vibration | — | 2010-12-28 |
| 7831059 | Self-cooled electro-magnetic audio transducer | — | 2010-11-09 |
| 7768160 | Electromagnetic motor to create a desired low frequency vibration or to cancel an undesired low frequency vibration | — | 2010-08-03 |
| 7449803 | Electromagnetic motor to create a desired low frequency vibration or to cancel an undesired low frequency vibration | — | 2008-11-11 |
| 7360626 | Audio speaker with wobble free voice coil movement | — | 2008-04-22 |
| 7318496 | Acoustic radiator with a baffle of a diameter at least as large as the opening of the speaker enclosure to which it is mounted | — | 2008-01-15 |
| 7284638 | Loudspeaker low profile quarter wavelength transmission line and enclosure and method | — | 2007-10-23 |
| 7225895 | Audio speaker with wobble free voice coil movement | — | 2007-06-05 |
| 7197154 | Method and audio speaker with minimization of wobble of the voice coil | — | 2007-03-27 |
| 7194104 | Universal audio speaker connection block | — | 2007-03-20 |
| 7185735 | Audio speaker with wobble free voice coil movement | — | 2007-03-06 |
| 6863152 | Low profile audio speaker | — | 2005-03-08 |
| 6853734 | Audio speaker damper with electrically conductive paths thereon to carry voice coil signals and a method therefore | — | 2005-02-08 |
| 6816007 | Amplifier with dynamic rail control drive circuit | — | 2004-11-09 |
| 6675931 | Low profile audio speaker | — | 2004-01-13 |
| 6626263 | Passive speaker system | — | 2003-09-30 |
| 6460651 | Passive speaker system | — | 2002-10-08 |
| 6044925 | Passive speaker | — | 2000-04-04 |