Assignee
KOSS CORP
US89 patents
Top patents by PatentIndex Score
US4418248ANov 29, 1983
Dual element headphone
KOSS CORP225 citations98
US9729959B2Aug 8, 2017
System with wireless earphones
KOSS CORP15 citations96
US8655420B1Feb 18, 2014
Wireless earphone set
KOSS CORP27 citations96
US5333206AJul 26, 1994
Dual element headphone
KOSS CORP77 citations96
USD627338SNov 16, 2010
Earphone dial
KOSS CORP39 citations95
USD618669SJun 29, 2010
Earphone
KOSS CORP60 citations95
USD317767SJun 25, 1991
Headphone or similar article
KOSS CORP112 citations95
US4404434ASep 13, 1983
Collapsible stereophone
KOSS CORP90 citations95
USD255352SJun 10, 1980
Headphone
KOSS CORP117 citations95
USD244300SMay 10, 1977
Headphone
KOSS CORP91 citations95
US8737668B1May 27, 2014
Headband for personal speakers
KOSS CORP110 citations94
USD435036SDec 12, 2000
Stereophone ear plug
KOSS CORP51 citations94
US9628880B2Apr 18, 2017
Wooden or other dielectric capacitive touch interface and loudspeaker having same
KOSS CORP23 citations93
US9497535B1Nov 15, 2016
System with wireless acoustic speakers
KOSS CORP13 citations93
US9438987B2Sep 6, 2016
System with wireless earphones
KOSS CORP11 citations93
USD301145SMay 16, 1989
Stereophone or similar article
KOSS CORP93 citations93
US10298451B1May 21, 2019
Configuring wireless devices for a wireless infrastructure network
KOSS CORP9 citations92
US10206025B2Feb 12, 2019
System with wireless earphones
KOSS CORP9 citations92
US10079717B2Sep 18, 2018
Configuring wireless devices for a wireless infrastructure network
KOSS CORP8 citations92
US9060288B2Jun 16, 2015
Configuring wireless devices for a wireless infrastructure network
KOSS CORP10 citations92
USD633482SMar 1, 2011
Earphone
KOSS CORP15 citations92
USD625298SOct 12, 2010
Earphone set
KOSS CORP14 citations92
USD621388SAug 10, 2010
Earphone
KOSS CORP22 citations92
US8861770B2Oct 14, 2014
Headband for personal speakers
KOSS CORP32 citations91
USD626948SNov 9, 2010
Earphone
KOSS CORP66 citations91
USD449592SOct 23, 2001
Stereophone ear plug insert
KOSS CORP30 citations91
USD444141SJun 26, 2001
Stereophone ear plug housing
KOSS CORP27 citations91
US4965836AOct 23, 1990
Stereo headphone
KOSS CORP80 citations90
US5132890AJul 21, 1992
Power supply based on normally parasitic resistance of solid state switch
KOSS CORP57 citations89
US5109424AApr 28, 1992
Stereo headphones with plug, receptacle and securing plates
KOSS CORP44 citations89
US4302635ANov 24, 1981
Headphone construction
KOSS CORP139 citations89
US4517418AMay 14, 1985
Portable stereophone
KOSS CORP32 citations88
US3992585ANov 16, 1976
Self-energizing electrostatic loudspeaker system
KOSS CORP36 citations86
US4899388AFeb 6, 1990
Infrared stereo speaker system
KOSS CORP49 citations85
US10959012B2Mar 23, 2021
System with wireless earphones
KOSS CORP2 citations84
US10959011B2Mar 23, 2021
System with wireless earphones
KOSS CORP2 citations84
US10848850B2Nov 24, 2020
System with wireless earphones
KOSS CORP3 citations84
US10827251B2Nov 3, 2020
System with wireless earphones
KOSS CORP2 citations84
US10680884B2Jun 9, 2020
Configuring wireless devices for a wireless infrastructure network
KOSS CORP4 citations84
US10601652B2Mar 24, 2020
Configuring wireless devices for a wireless infrastructure network
KOSS CORP4 citations84
US10368155B2Jul 30, 2019
System with wireless earphones
KOSS CORP1 citations84
US9629190B1Apr 18, 2017
Configuring wireless devices for a wireless infrastructure network
KOSS CORP5 citations84
US9326304B2Apr 26, 2016
Configuring wireless devices for a wireless infrastructure network
KOSS CORP7 citations84
US9185168B2Nov 10, 2015
Configuring wireless devices for a wireless infrastructure network
KOSS CORP7 citations84
US10291972B2May 14, 2019
Wooden or other dielectric capacitive touch interface and loudspeaker having same
KOSS CORP6 citations83
US8971555B2Mar 3, 2015
Multi-mode, wearable, wireless microphone
KOSS CORP16 citations83
US8055006B2Nov 8, 2011
Soft-opening hinge and headphone including same
KOSS CORP10 citations83
US3999020ADec 21, 1976
Transducer with variable frequency response
KOSS CORP36 citations83
US10531176B2Jan 7, 2020
Personal acoustic systems and flexible earpiece mounts for the same
KOSS CORP3 citations82
US10136210B2Nov 20, 2018
Personal acoustic systems and flexible earpiece mounts for the same
KOSS CORP5 citations82
Showing the top 50 of 89 patents by PatentIndex Score.