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Class Information
Number: 381/370
Name: Electrical audio signal processing systems and devices > Electro-acoustic audio transducer > Plural or compound reproducers > Headphone
Description: Subject matter including a head-engaging element which holds a transducer for reproducing sound signal, against an ear of a user.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7620173 |
Headset with integrated boom clip |
Nov. 17, 2009 |
| 7616760 |
Headset for use with a communication and/or multimedia device |
Nov. 10, 2009 |
| 7616772 |
Earphone for sound reproduction |
Nov. 10, 2009 |
| 7613292 |
Adjustable earpiece |
Nov. 3, 2009 |
| 7609845 |
Hanging type earphone |
Oct. 27, 2009 |
| 7609026 |
Charging device and charging method |
Oct. 27, 2009 |
| 7602928 |
Telephone with integrated hearing aid |
Oct. 13, 2009 |
| 7599509 |
Headphone, electronic device, cord winding device, and cord winding method |
Oct. 6, 2009 |
| 7590233 |
User configurable headset for monaural and binaural modes |
Sep. 15, 2009 |
| 7571503 |
Headphone pillow |
Aug. 11, 2009 |
| 7558398 |
Headphones |
Jul. 7, 2009 |
| 7551940 |
Two-way voice communication device having external acoustic noise reduction |
Jun. 23, 2009 |
| 7548617 |
Bluetooth earphone |
Jun. 16, 2009 |
| 7544891 |
Adjusting member for cable |
Jun. 9, 2009 |
| 7542563 |
Retractable headset for an audio playback system |
Jun. 2, 2009 |
| 7532718 |
Headphone receiver apparatus for use with low power transmitters |
May. 12, 2009 |
| 7532734 |
Headphone for spatial sound reproduction |
May. 12, 2009 |
| 7519192 |
Wired clothing and earphones |
Apr. 14, 2009 |
| 7519196 |
Headset |
Apr. 14, 2009 |
| 7515706 |
Headset with retractable cord for portable devices with automatic switching capability |
Apr. 7, 2009 |
| 7492917 |
Headphone with cord take-up device |
Feb. 17, 2009 |
| 7466838 |
Electroacoustic devices with noise-reducing capability |
Dec. 16, 2008 |
| 7463748 |
[Earphone structure with a composite sound field ] |
Dec. 9, 2008 |
| 7436973 |
Structure for earphones with multiple sound tracks |
Oct. 14, 2008 |
| 7426282 |
Head set speaker and stereo playing device |
Sep. 16, 2008 |
| 7424125 |
Ergonomic behind-the-head personal audio set and method of manufacturing same |
Sep. 9, 2008 |
| 7418103 |
System and method for controlling states of a device |
Aug. 26, 2008 |
| 7412070 |
Headphoning |
Aug. 12, 2008 |
| 7406180 |
Headphone with behind-the-head headband |
Jul. 29, 2008 |
| 7400914 |
Wireless headphones with connector socket |
Jul. 15, 2008 |
| 7391878 |
Earphone device having composite functions |
Jun. 24, 2008 |
| 7379557 |
Communication headset with auxiliary positioning device |
May. 27, 2008 |
| 7372974 |
Headphone with cord winder devices |
May. 13, 2008 |
| 7369673 |
Speaker supporting device and electronic device comprising this speaker supporting device |
May. 6, 2008 |
| 7367422 |
System and method for providing passive noise reduction |
May. 6, 2008 |
| 7362876 |
Interference-free transmitting receiving earset |
Apr. 22, 2008 |
| 7359525 |
Multi-function microphone boom with on-line indicator |
Apr. 15, 2008 |
| 7356155 |
Device and method for assisting vocalists in hearing their vocal sounds |
Apr. 8, 2008 |
| 7356362 |
Headset structure with built-in audio source |
Apr. 8, 2008 |
| 7346180 |
Self-adjusting earloop for an over-the-ear headset |
Mar. 18, 2008 |
| 7327850 |
Supplying electrical power |
Feb. 5, 2008 |
| 7324655 |
Electroacoustic transducer |
Jan. 29, 2008 |
| 7319762 |
Headset with flashing light emitting diodes |
Jan. 15, 2008 |
| 7308108 |
Helmet-mounted intercommunications and entertainment system |
Dec. 11, 2007 |
| 7302074 |
Receiver |
Nov. 27, 2007 |
| 7292705 |
Antenna device |
Nov. 6, 2007 |
| 7292703 |
Headphones |
Nov. 6, 2007 |
| 7289640 |
Adjustable bluetooth wireless earphone |
Oct. 30, 2007 |
| 7286860 |
Systems and methods for a comfortable wireless communication device |
Oct. 23, 2007 |
| 7283641 |
Extensive mobility helmet headset and helmet which includes said headset |
Oct. 16, 2007 |
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