Combest; Christopher
Patent Applications and Registrations
Patent applications and USPTO patent grants for Combest; Christopher.The latest application filed is for "headphones with expandable speaker enclosures".
- Combest; Christopher - Overland Park KS US
- Combest; Christopher - Leawood KS
| Patent | Date |
|---|---|
| Headphones with expandable speaker enclosures Grant 8,774,420 - Belafonte , et al. July 8, 2 | 2014-07-08 |
| Headphones With Expandable Speaker Enclosures App 20130003984 - Belafonte; Stephen ; et al. | 2013-01-03 |
| Balanced cantilever spring bracket Grant 7,654,361 - Combest February 2, 2 | 2010-02-02 |
| Expandable speaker enclosure Grant 7,503,422 - Combest , et al. March 17, 2 | 2009-03-17 |
| Sound transducer for solid surfaces Grant 7,386,137 - Combest June 10, 2 | 2008-06-10 |
| Balanced Cantilever Spring Bracket App 20080035417 - Combest; Christopher | 2008-02-14 |
| Excursion limiter Grant 7,274,793 - Combest , et al. September 25, 2 | 2007-09-25 |
| Expandable speaker enclosure App 20070131477 - Combest; Christopher ; et al. | 2007-06-14 |
| Multi-channel speaker utilizing dual-voice coils App 20070127766 - Combest; Christopher | 2007-06-07 |
| Sound transducer for solid surfaces App 20060126886 - Combest; Christopher | 2006-06-15 |
| Sound transducer for solid surfaces App 20060126885 - Combest; Christopher | 2006-06-15 |
| Speaker grille frame Grant 6,993,145 - Combest January 31, 2 | 2006-01-31 |
| Coaxial speaker with step-down ledge to eliminate sound wave distortions and time delay Grant 6,963,650 - Combest November 8, 2 | 2005-11-08 |
| Speaker grille frame App 20040264730 - Combest, Christopher | 2004-12-30 |
| Coaxial speaker with step-down ledge to eliminate sound wave distortions and time delay App 20040047478 - Combest, Christopher | 2004-03-11 |
| Excursion limiter App 20040022399 - Combest, Christopher ; et al. | 2004-02-05 |
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