Koss Corporation

United States of America


 
Total IP 134
Total IP Rank # 9,477
IP Activity Score 2.5/5.0    44
IP Activity Rank # 16,901
Stock Symbol KOSS (nasdaq)
ISIN US5006921085
Market Cap. 15.30M  (USD)
Industry Consumer Electronics
Sector Technology
Dominant Nice Class Scientific and electric apparatu...

Patents

Trademarks

67 21
4 13
12 7
10
 
Last Patent 2024 - Wireless headset with remote par...
First Patent 1974 - Crossover network for a multi-el...
Last Trademark 2020 - PORTA PRO
First Trademark 1971 - KOSS

Industry (Nice Classification)

Latest Inventions, Goods, Services

2023 Invention Wireless headset with remote parental controls. System comprises a headset and a host server. He...
Invention Personal acoustic systems and flexible earpiece mounts for the same. A personal acoustic system ...
2022 Invention Wireless earphones that play lossy compressed streaming audio. Left and right earphones are indep...
Invention Personal acoustic systems and flexible earpiece mounts for the same. A personal acoustic system a...
Invention Wireless earphones with digital signal processors. Left and right earphones are independently wir...
Invention Wireless earphones with hanger bars. A wireless earphone comprises a transceiver circuit for rece...
Invention Wooden or other dielectric capacitive touch interface and loudspeaker having same. Wireless-enab...
Invention Wireless earphone that transitions between wireless networks. A wireless earphone that comprises ...
2021 Invention Wooden or other dielectric capacitive touch interface and loudspeaker having same. Wireless-enabl...
2020 Invention System with wireless earphones. Apparatus comprises adapter and speaker system. Adapter is config...
G/S Hearing aids; personal sound amplification devices, namely, wearable personal sound amplification...
Invention Configuring wireless devices for a wireless infrastructure network. Systems and methods permit a...
2019 Invention Configuring wireless devices for a wireless infrastructure network. Systems and method enable a w...
Invention Configuring wireless devices for a wireless infrastructure network. Systems and methods permit a ...
2017 G/S Headphones; headphones for receiving audio data wirelessly; headphone accessories, namely, headp...
G/S Industrial safety hearing protective head sets, loudspeakers, stereophones, and related accessor...
G/S Headphones; Headphones for receiving audio data wirelessly; headphone accessories, namely, headph...
2016 G/S Headphones; headphones for receiving audio data wirelessly; headphone accessories, namely, headph...
Invention System with wireless acoustic speakers. Apparatus comprises adapter and speaker system. Adapter i...
2015 Invention Wireless video camera. A wireless video camera permits bookmarking of objects in the surrounding...
Invention System with wireless earphones. A system comprising a wireless earphone set and a client computin...
2012 G/S Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, sig...
2010 G/S Stereophones.
G/S Headphones.
2009 G/S Apparatus for recording, transmission or reproduction of sound or images; portable audio players;...
G/S Headphones
G/S Headphones.
2008 G/S Noise canceling stereo headphones, ear buds and accessories namely, carrying cases, plug adaptors...
2007 G/S Stereo headphones [ and ear buds ] with noise canceling feature [ and accessories therefor, namel...
G/S Stereophones and headphones, including stereo earphones, and related \ accessories therefor, incl...
G/S Stereophones and headphones, including stereo earphones, and related accessories therefor, includ...
G/S Stereo headphones.
G/S Stereo headphones.
2006 G/S Industrial safety hearing protective headsets and stereophones manufactured by applicant, and re...
G/S stereo headphones
G/S Headphones that incorporate a MP3 player.
1997 G/S Audio headphones.
1996 G/S audio headphones
1995 G/S stereophones
1994 G/S Indoor and outdoor loudspeakers.
1992 G/S Clock radios, radios, portable radio receivers with or without tape decks or compact disc players...
1989 G/S PRERECORDED DIGITAL COMPACT DISCS, FEATURING MUSIC
G/S [ INDUSTRIAL SAFETY HEARING PROTECTIVE HEAD SETS,] LOUDSPEAKERS [ AND PARTS THEREFOR ], STEREOPHO...
1979 G/S Stereophones [ and Related Accessories-Namely, Stereophone Plug Adaptors, Stereophone Monoral Ada...
1974 G/S Stereo earphones and related accessories, to wit: stereophone plug adaptors, stereophone monaural...
G/S Stereo earphones and related accessories to wit: stereophone plug adaptors, stereophone monaural ...
G/S [ INDUSTRIAL SAFETY HEARING PROTECTIVE HEADSETS AND ] STEREOPHONES MANUFACTURED BY APPLICANT, AND...