Assignee
ROANWELL CORP
9 patents
Top patents by PatentIndex Score
US4008940AFeb 22, 1977
Telephone apparatus including electrical connector
ROANWELL CORP44 citations92
US3971900AJul 27, 1976
Communications headset with rotatable and tiltable electrical connector
ROANWELL CORP49 citations92
US3971901AJul 27, 1976
Communications headset with reversible mounting means
ROANWELL CORP46 citations92
US4273969AJun 16, 1981
Communications headset mountable over the ear
ROANWELL CORP92 citations90
US4463222AJul 31, 1984
Noise canceling transmitter
ROANWELL CORP54 citations86
US4009355AFeb 22, 1977
Reversible anti-noise microphone
ROANWELL CORP43 citations86
US4378467AMar 29, 1983
Audio amplifier
ROANWELL CORP14 citations68
US4288663ASep 8, 1981
Noise canceling transmitter
ROANWELL CORP2 citations62
US4454387AJun 12, 1984
Handset hanger and switch
ROANWELL CORP2 citations44