Assignee
CBS INC
US125 patents
Top patents by PatentIndex Score
US4602381AJul 22, 1986
Adaptive expanders for FM stereophonic broadcasting system utilizing companding of difference signal
CBS INC73 citations95
US4050084ASep 20, 1977
Comb filter for television signals having adaptive features
CBS INC81 citations95
US4185808AJan 29, 1980
Connector hardware for percussive instruments
CBS INC117 citations94
US4096353AJun 20, 1978
Microphone system for producing signals for quadraphonic reproduction
CBS INC77 citations94
US4072821AFeb 7, 1978
Microphone system for producing signals for quadraphonic reproduction
CBS INC92 citations94
US4605950AAug 12, 1986
Two channel compatible high definition television broadcast system
CBS INC88 citations93
US4513966AApr 30, 1985
Vehicle jump for a toy vehicle game
CBS INC63 citations93
US4027333AMay 31, 1977
Multiplex color television transmission system
CBS INC68 citations93
US4602380AJul 22, 1986
Compatible transmission techniques for FM stereophonic radio and television
CBS INC39 citations92
US4409877AOct 18, 1983
Electronic tone generating system
CBS INC44 citations92
US4268864AMay 19, 1981
Image enhancement system for television
CBS INC77 citations92
US4227204AOct 7, 1980
Method and apparatus for PCM-encoding NTSC color television at sub-Nyquist rate
CBS INC31 citations92
US4179704ADec 18, 1979
Television system for displaying and recording paths of motion
CBS INC71 citations91
US4168510ASep 18, 1979
Television system for displaying and recording paths of motion
CBS INC37 citations91
US4485457ANov 27, 1984
Memory system including RAM and page switchable ROM
CBS INC105 citations90
US3981220ASep 21, 1976
Snare drum with tone ring
CBS INC45 citations90
US4670784AJun 2, 1987
Methods for coping with non-uniform phosphor aging in dual mode television receivers
CBS INC53 citations89
US4501424AFeb 26, 1985
Manual controller for video system
CBS INC61 citations89
US4233631ANov 11, 1980
Television system for displaying and recording paths of motion
CBS INC40 citations89
US4071952AFeb 7, 1978
Knife and safety cap
CBS INC37 citations89
US4064626ADec 27, 1977
Cutter for sheet material
CBS INC48 citations89
US4064530ADec 20, 1977
Noise reduction system for color television
CBS INC96 citations89
US4607379AAug 19, 1986
Circuit for connecting together multiple serial data lines
CBS INC28 citations88
US4410914AOct 18, 1983
Television picture stabilizing system
CBS INC36 citations86
US4406923ASep 27, 1983
Automatic loudness controller
CBS INC50 citations86
US4403256ASep 6, 1983
Television picture stabilizing system
CBS INC30 citations86
US3970803AJul 20, 1976
Printed sound track system
CBS INC93 citations86
US4570250AFeb 11, 1986
Optical sound-reproducing apparatus
CBS INC48 citations84
US4373418AFeb 15, 1983
Tuning fork mounting assembly in electromechanical pianos
CBS INC31 citations84
US4729940AMar 8, 1988
Method of manufacturing master for optical information carrier
CBS INC43 citations83
US4376916AMar 15, 1983
Signal compression and expansion system
CBS INC34 citations83
USD269437SJun 21, 1983
Electric guitar
CBS INC24 citations82
US4373417AFeb 15, 1983
Electric guitar
CBS INC22 citations82
US4294155AOct 13, 1981
Electronic musical instrument
CBS INC20 citations82
US4602545AJul 29, 1986
Digital signal generator for musical notes
CBS INC21 citations81
USD255129SMay 27, 1980
Game board
CBS INC21 citations81
US4171097AOct 16, 1979
Airbrush
CBS INC21 citations81
US4161289AJul 17, 1979
Airbrush
CBS INC30 citations81
US4065784ADec 27, 1977
Method and apparatus for PCM-encoding NTSC color television at sub-Nyquist rate
CBS INC20 citations81
US3977077AAug 31, 1976
Convertible swivel knife
CBS INC33 citations81
US3977079AAug 31, 1976
Knife having easily removable blade
CBS INC25 citations81
US4622878ANov 18, 1986
Stereophonic system for electronic organs
CBS INC20 citations80
US4214263AJul 22, 1980
Television system for displaying and recording paths of motion
CBS INC29 citations80
US3946432AMar 23, 1976
Apparatus for digitally encoding a television signal
CBS INC28 citations80
US4516257AMay 7, 1985
Triphonic sound system
CBS INC25 citations79
US4227306AOct 14, 1980
Utility knife with improved safety feature
CBS INC25 citations78
US3956962AMay 18, 1976
Guitar and adjustable mute therefor
CBS INC22 citations77
US4181059AJan 1, 1980
Circuit for simulating sound of wire brush rotated around head of snare drum
CBS INC24 citations76
USD250437SDec 5, 1978
Child's desk
CBS INC23 citations75
US3973461AAug 10, 1976
Distortion control circuit
CBS INC27 citations75
Showing the top 50 of 125 patents by PatentIndex Score.