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Class Information
Number: 381/334
Name: Electrical audio signal processing systems and devices > Having non-electrical feature (e.g., mounting) > And loudspeaker > Portable or for use in diverse environment
Description: Subject matter in which an enclosure is a) readily movable from one location to another, or b) adapted for use in an unusual location such as underwater, within a magnetic field, etc.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7599510 |
Multifunctional actuator and mobile terminal |
Oct. 6, 2009 |
| 7577264 |
Audio recordation and reproduction spring clips |
Aug. 18, 2009 |
| 7565178 |
Portable handset with integrated speaker |
Jul. 21, 2009 |
| 7524197 |
Docking station for portable media player or storage device |
Apr. 28, 2009 |
| 7519195 |
Sound system for industrial tool chests |
Apr. 14, 2009 |
| 7496207 |
Cabinet for audio devices |
Feb. 24, 2009 |
| 7483543 |
Stereo imaging manifold and method for use in a portable electronic device |
Jan. 27, 2009 |
| 7471802 |
Boundary microphone |
Dec. 30, 2008 |
| 7471803 |
Integrated electro acoustic equipment with portable compact construction for sound applications |
Dec. 30, 2008 |
| 7469052 |
Portable sound system, apparatus, and method |
Dec. 23, 2008 |
| 7424119 |
Voice matching system for audio transducers |
Sep. 9, 2008 |
| 7412267 |
Mobile device with a combination attachment and acoustic port |
Aug. 12, 2008 |
| 7409064 |
Music reproduction apparatus, audio player, and headphone |
Aug. 5, 2008 |
| 7366314 |
Speaker clearance arrangement for a communication device |
Apr. 29, 2008 |
| 7356154 |
Audio player activated by greeting card retraction |
Apr. 8, 2008 |
| 7319767 |
Line array electroacoustical transducing |
Jan. 15, 2008 |
| 7313246 |
Information system using eyewear for communication |
Dec. 25, 2007 |
| 7296653 |
Sound control apparatus |
Nov. 20, 2007 |
| 7218746 |
Retractable spa speaker system |
May. 15, 2007 |
| 7162048 |
Structure around a speaker unit and applied electric or electronic apparatus thereof |
Jan. 9, 2007 |
| 7123734 |
Antenna and speaker configuration for a mobile device |
Oct. 17, 2006 |
| 7120266 |
Pendent audio player |
Oct. 10, 2006 |
| 7095867 |
Portable audio reproduction system |
Aug. 22, 2006 |
| 7043042 |
Button apparatus with a speaker |
May. 9, 2006 |
| 7039210 |
Briefcase or carrying case with integrated loudspeaker system |
May. 2, 2006 |
| 6968068 |
Foldable speakers |
Nov. 22, 2005 |
| 6968067 |
Portable entertainment system |
Nov. 22, 2005 |
| 6868563 |
Spa-based speaker |
Mar. 22, 2005 |
| 6865278 |
Device for implanting a microphone and a pressure compensating member in a telephone watch |
Mar. 8, 2005 |
| 6826288 |
Support for earphone unit for a scuba diver mask |
Nov. 30, 2004 |
| 6810127 |
Clear sound side fill center fill |
Oct. 26, 2004 |
| 6801815 |
Sound and image producing system |
Oct. 5, 2004 |
| 6785395 |
Speaker configuration for a portable electronic device |
Aug. 31, 2004 |
| 6728585 |
Personal on-demand audio entertainment device that is untethered and allows wireless download of content |
Apr. 27, 2004 |
| 6721430 |
Musical bench |
Apr. 13, 2004 |
| 6661899 |
Book microphone system |
Dec. 9, 2003 |
| 6608907 |
Audio output apparatus having wireless speakers |
Aug. 19, 2003 |
| 6520282 |
Sound enhancement mechanism for speaker sound system |
Feb. 18, 2003 |
| 6512826 |
Multi-directional hand-free kit |
Jan. 28, 2003 |
| 6504936 |
Amplifier signal distribution module |
Jan. 7, 2003 |
| 6480613 |
Loudspeaker stand |
Nov. 12, 2002 |
| 6404894 |
Packaging |
Jun. 11, 2002 |
| 6396935 |
Headset and method for a headset |
May. 28, 2002 |
| 6298249 |
Radio apparatus head-protective helmet |
Oct. 2, 2001 |
| 6219428 |
Bicycle mounted sound system |
Apr. 17, 2001 |
| 6157729 |
Anti-theft boat speaker brackets |
Dec. 5, 2000 |
| 6111968 |
Sound production apparatus |
Aug. 29, 2000 |
| 6035962 |
Easily-combinable and movable speaker case |
Mar. 14, 2000 |
| 5473700 |
High gain acoustic transducer |
Dec. 5, 1995 |
| 5390246 |
Portable multimedia marketing system |
Feb. 14, 1995 |
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