| 10972831 |
Hanging speaker system |
Lindsey K. Humphrey, Kenneth Hecht |
2021-04-06 |
| 10869113 |
Hanging speaker system |
Lindsey K. Humphrey |
2020-12-15 |
| 10812884 |
Hanging speaker system |
Lindsey K. Humphrey |
2020-10-20 |
| 10694280 |
Hanging speaker system |
Lindsey K. Humphrey, Kenneth Hecht |
2020-06-23 |
| 10595120 |
Hanging speaker system |
Lindsey K. Humphrey, Kenneth Hecht |
2020-03-17 |
| 10448148 |
Hanging speaker system |
Lindsey K. Humphrey, Kenneth Hecht |
2019-10-15 |
| 8774420 |
Headphones with expandable speaker enclosures |
Stephen Belafonte, Chris Witham, David Staley |
2014-07-08 |
| 7654361 |
Balanced cantilever spring bracket |
— |
2010-02-02 |
| 7636447 |
Acoustic bracket system |
Stephen Saint-Vincent, John Koval |
2009-12-22 |
| 7503422 |
Expandable speaker enclosure |
Ken Hecht |
2009-03-17 |
| 7386137 |
Sound transducer for solid surfaces |
— |
2008-06-10 |
| 7274793 |
Excursion limiter |
John Koval |
2007-09-25 |
| 6993145 |
Speaker grille frame |
— |
2006-01-31 |
| 6963650 |
Coaxial speaker with step-down ledge to eliminate sound wave distortions and time delay |
— |
2005-11-08 |
| 6707919 |
Driver control circuit |
John Koval |
2004-03-16 |
| 6609589 |
Speaker enclosure and mounting method for isolating and insulating faceplate and heavy speakers from surrounding mounting surface |
— |
2003-08-26 |
| 6550570 |
Speaker enclosure and mounting method for isolating and insulating faceplate and speakers from a surrounding mounting surface |
— |
2003-04-22 |
| 6484983 |
Speaker mounting device |
— |
2002-11-26 |
| 6415886 |
In-wall speaker mounting apparatus |
— |
2002-07-09 |
| 6360842 |
In-wall speaker mounting apparatus |
— |
2002-03-26 |
| 6354397 |
Attachment fixture for the front panel and grill of a speaker assembly |
Robert R. Hoyes |
2002-03-12 |
| 5937072 |
Audio crossover circuit |
— |
1999-08-10 |
| 5568560 |
Audio crossover circuit |
— |
1996-10-22 |