Patent applications and USPTO patent grants for Stillwater Designs and Audio, Inc..The latest application filed is for "ultra low frequency transducer and loud speaker comprising same".
Patent | Date |
---|---|
Loudspeaker enclosure Grant D917,418 - Irby , et al. April 27, 2 | 2021-04-27 |
Method and apparatus for automated tuning of vehicle sound system Grant 10,979,847 - Pires , et al. April 13, 2 | 2021-04-13 |
Anti-clipping protection in audio systems Grant 10,608,596 - Pires | 2020-03-31 |
Method and apparatus for automated tuning of vehicle sound system Grant 10,609,505 - Pires , et al. | 2020-03-31 |
Subwoofer enclosure Grant D852,781 - Hotson , et al. | 2019-07-02 |
Loudspeaker Grant D820,815 - Justis June 19, 2 | 2018-06-19 |
Loudspeaker Grant D807,326 - Justis January 9, 2 | 2018-01-09 |
Subwoofer Grant D798,837 - Surratt , et al. October 3, 2 | 2017-10-03 |
Subwoofer Grant D783,577 - Ambrose , et al. April 11, 2 | 2017-04-11 |
Ultra low frequency transducer and loud speaker comprising same Grant 8,023,688 - Irby , et al. September 20, 2 | 2011-09-20 |
Ultra low frequency transducer and loud speaker comprising same Grant 7,916,890 - Irby , et al. March 29, 2 | 2011-03-29 |
Ultra Low Frequency Transducer And Loud Speaker Comprising Same App 20080118098 - Irby; Steven M. ;   et al. | 2008-05-22 |
Low-profile tweeter with lateral air chamber Grant 6,968,069 - Zhao November 22, 2 | 2005-11-22 |
Dual basket speaker with replaceable, self-aligning cone assembly and super ventilated pole piece Grant 6,731,773 - Bergbower , et al. May 4, 2 | 2004-05-04 |
Ultra low frequency transducer and loud speaker comprising same App 20030194104 - Irby, Steven M. ;   et al. | 2003-10-16 |
Ultra low frequency transducer and loud speaker comprising same Grant 6,611,604 - Irby , et al. August 26, 2 | 2003-08-26 |
Subwoofer surround and diaphragm assembly Grant D473,216 - Irby , et al. April 15, 2 | 2003-04-15 |
Subwoofer basket Grant D456,386 - Irby , et al. April 30, 2 | 2002-04-30 |
Speaker grill Grant D449,293 - Irby , et al. October 16, 2 | 2001-10-16 |
Sub-woofer enclosure Grant D355,193 - Irby February 7, 1 | 1995-02-07 |
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