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D-3000 Hannover 91, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Transducer circuit with adjustable output impedance
Patent number
5,455,533
Issue date
Oct 3, 1995
Telefunken Fernseh und Rundfunk GmbH
Hartmut Kollner
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Method for the transmission of items of auxiliary information in an...
Patent number
5,444,720
Issue date
Aug 22, 1995
Telefunken, Fernseh und Rundfunk GmbH
Karl-Heinz Schwaiger
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Process for transmitting a signal
Patent number
5,361,278
Issue date
Nov 1, 1994
Telefunken Fernseh und Rundfunk GmbH
Thomas Vaupel
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for transmitting periodically repeated teletext data in a te...
Patent number
5,355,170
Issue date
Oct 11, 1994
Telefunken Fernseh und Rundfunk GmbH
Gerhard Eitz
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Television system providing wide aspect ratio image information com...
Patent number
5,231,491
Issue date
Jul 27, 1993
Telefunken Fernseh und Rundfunk GmbH
Gerhard Holoch
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Process for transmitting and receiving a signal
Patent number
5,227,990
Issue date
Jul 13, 1993
Telefunken Fernseh und Rundfunk GmbH
Thomas Vaupel
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for transmitting a signal
Patent number
5,214,742
Issue date
May 25, 1993
Telefunken Fernseh und Rundfunk GmbH
Bernd Edler
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Transformation circuit arrangement
Patent number
4,841,465
Issue date
Jun 20, 1989
Telefunken Fernseh und Rundfunk GmbH
The A. Vuong
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Coil with magnetizable rod core
Patent number
4,806,831
Issue date
Feb 21, 1989
TELEFUNKEN Fernseh und Rundfunk
Walter Goseberg
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Synchronizing pattern
Patent number
4,773,084
Issue date
Sep 20, 1988
Telefunken Fernseh und Rundfunk GmbH
Werner Scholz
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Magnetic tape recorder
Patent number
4,769,726
Issue date
Sep 6, 1988
Telefunken Fernseh und Rundfunk GmbH
Hans-Joachim Platte
G11 - INFORMATION STORAGE
Information
Patent Grant
Loudspeaker unit with means for releasably fastening loudspeaker ch...
Patent number
4,752,962
Issue date
Jun 21, 1988
Telefunken Fernseh und Rundfunk GmbH
Karl-Heinz Thiele
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Connector for a picture tube
Patent number
4,748,437
Issue date
May 31, 1988
Telefunken Fernseh und Rundfunk GmbH
Walter Goseberg
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Remote control device for controlling various functions of one or m...
Patent number
4,728,949
Issue date
Mar 1, 1988
Telefunken Fernseh und Rundfunk GmbH
Hans-Joachim Platte
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Digital data transmission method
Patent number
4,694,336
Issue date
Sep 15, 1987
Telefunken Fernseh und Rundfunk GmbH
Heinz-Werner Keesen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Coil with magnetisable rod core
Patent number
4,680,566
Issue date
Jul 14, 1987
Telefunken Fernseh und Rundfunk GmbH
Walter Goseberg
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Decoder for a frequency-keyed signal, particularly an FSK-video tex...
Patent number
4,649,551
Issue date
Mar 10, 1987
Telefunken Fernseh und Rundfunk GmbH
Hans-Dieter Sander
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Phase control circuit
Patent number
4,639,687
Issue date
Jan 27, 1987
Telefunken Fernseh und Rundfunk GmbH
Werner Scholz
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Playback device for a digital signal recorded by a plurality of heads
Patent number
4,636,875
Issue date
Jan 13, 1987
Telefunken Fernseh und Rundfunk GmbH
Werner Scholz
G11 - INFORMATION STORAGE
Information
Patent Grant
Switched mode power supply
Patent number
4,595,977
Issue date
Jun 17, 1986
Telefunken Fernseh und Rundfunk GmbH
Wilfried von der Ohe
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
System for compensating signal interference in a PCM audio transmis...
Patent number
4,590,531
Issue date
May 20, 1986
Telefunken Fernseh und Rundfunk GmbH
Hans-Joachim Platte
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
74323227 - ASPEC
Serial number
74323227
Registration number
1821066
Filing date
Oct 19, 1992
TELEFUNKEN Fernseh und Rundfunk GmbH
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
74323824 - DSR DIGITAL SATELLITE RADIO
Serial number
74323824
Registration number
1824167
Filing date
Oct 19, 1992
TELEFUNKEN Fernseh und Rundfunk GmbH
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
74202691 - MUSICAM
Serial number
74202691
Filing date
Sep 12, 1991
TELEFUNKEN Fernseh und Rundfunk GmbH
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
74108379 - DAB
Serial number
74108379
Registration number
1835010
Filing date
Oct 23, 1990
TELEFUNKEN Fernseh und Rundfunk GmbH
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments