Assignee
TED BILDPLATTEN
21 patents
Top patents by PatentIndex Score
US4066268AJan 3, 1978
Disc recording provided with legible matter
TED BILDPLATTEN52 citations88
US4027330AMay 31, 1977
Disc recording
TED BILDPLATTEN24 citations80
US3941945AMar 2, 1976
Signal playback system transducer with optical resonance cavity
TED BILDPLATTEN24 citations76
US3973080AAug 3, 1976
Playback device for a disc-shaped record carrier with transducer lifting for changing playback groove for fast, slow or stop effects
TED BILDPLATTEN24 citations75
US4157567AJun 5, 1979
Dropout detecting circuitry for a frequency modulated carrier, particularly for a video recorder
TED BILDPLATTEN12 citations74
US4223242ASep 16, 1980
Method and circuit for driving a piezoelectric transducer
TED BILDPLATTEN16 citations68
US3985521AOct 12, 1976
Method for producing a grinding foil
TED BILDPLATTEN11 citations66
US4293869AOct 6, 1981
Circuit for reducing drop-out errors in a video signal derived from a recording device
TED BILDPLATTEN3 citations63
US4220968ASep 2, 1980
Circuit for generating a constant reference oscillation from a video signal affected by a time error
TED BILDPLATTEN3 citations63
US4096514AJun 20, 1978
Playback circuit for a recorded three-line sequential color television signal
TED BILDPLATTEN4 citations63
US4194094AMar 18, 1980
Device for mechanically recording a signal having a bandwidth of several MHz, particularly for a video disc
TED BILDPLATTEN4 citations61
US3932710AJan 13, 1976
Record disc foil support system with charge leakage means
TED BILDPLATTEN4 citations59
US4133145AJan 9, 1979
Method for producing a grinding agent carrier
TED BILDPLATTEN2 citations58
US3990190ANov 9, 1976
Method for working or reworking a diamond guide element
TED BILDPLATTEN3 citations56
US4101940AJul 18, 1978
Circuit for delaying a composite video signal by a line duration, particularly for use with a video record player
TED BILDPLATTEN1 citations52
US3946167AMar 23, 1976
High density recording playback element construction
TED BILDPLATTEN3 citations52
US3956075AMay 11, 1976
Fabrication of foil disc pressing matrices
TED BILDPLATTEN4 citations50
US3943274AMar 9, 1976
Demodulation system with dropout correction
TED BILDPLATTEN2 citations50
US4183043AJan 8, 1980
Trilinear sequential transmission system for a color television signal, particularly for a recording
TED BILDPLATTEN0 citations44
US3936867AFeb 3, 1976
Record carrier, method of producing the record carrier and method for reproducing stored signal therefrom
TED BILDPLATTEN1 citations42
US4085939AApr 25, 1978
Reworking of a playback or recording member guide body
TED BILDPLATTEN0 citations27