Assignee
TELEFUNKEN FERNSEH & RUNDFUNK
DE·21 granted patents·754 citations·filing 1983–1993
Top patents by PatentIndex Score
21 records- 0197US4728949ARemote control device for controlling various functions of one or more appliancesTELEFUNKEN FERNSEH & RUNDFUNK·Filed 1984·Granted Mar 1, 1988·312 cites·11 claims
- 0287US4649551ADecoder for a frequency-keyed signal, particularly an FSK-video text signalTELEFUNKEN FERNSEH & RUNDFUNK·Filed 1984·Granted Mar 10, 1987·114 cites·13 claims
- 0375US4694336ADigital data transmission methodTELEFUNKEN FERNSEH & RUNDFUNK·Filed 1986·Granted Sep 15, 1987·30 cites·20 claims
- 0474US5455533ATransducer circuit with adjustable output impedanceTELEFUNKEN FERNSEH & RUNDFUNK·Filed 1993·Granted Oct 3, 1995·39 cites·14 claims
- 0574US5231491ATelevision system providing wide aspect ratio image information compatible with a standard aspect ratio formatTELEFUNKEN FERNSEH & RUNDFUNK·Filed 1989·Granted Jul 27, 1993·48 cites·17 claims
- 0667US5214742AMethod for transmitting a signalTELEFUNKEN FERNSEH & RUNDFUNK·Filed 1990·Granted May 25, 1993·51 cites·9 claims
- 0760US5361278AProcess for transmitting a signalTELEFUNKEN FERNSEH & RUNDFUNK·Filed 1990·Granted Nov 1, 1994·35 cites·12 claims
- 0859US5227990AProcess for transmitting and receiving a signalTELEFUNKEN FERNSEH & RUNDFUNK·Filed 1992·Granted Jul 13, 1993·32 cites·11 claims
- 0959US4595977ASwitched mode power supplyTELEFUNKEN FERNSEH & RUNDFUNK·Filed 1984·Granted Jun 17, 1986·20 cites·14 claims
- 1054US5355170AMethod for transmitting periodically repeated teletext data in a television receiverTELEFUNKEN FERNSEH & RUNDFUNK·Filed 1990·Granted Oct 11, 1994·22 cites·9 claims
- 1148US4590531ASystem for compensating signal interference in a PCM audio transmissionTELEFUNKEN FERNSEH & RUNDFUNK·Filed 1984·Granted May 20, 1986·6 cites·10 claims
- 1243US4636875APlayback device for a digital signal recorded by a plurality of headsTELEFUNKEN FERNSEH & RUNDFUNK·Filed 1983·Granted Jan 13, 1987·4 cites·22 claims
- 1342US4680566ACoil with magnetisable rod coreTELEFUNKEN FERNSEH & RUNDFUNK·Filed 1985·Granted Jul 14, 1987·6 cites·9 claims
- 1438US4752962ALoudspeaker unit with means for releasably fastening loudspeaker chassis is to its frameTELEFUNKEN FERNSEH & RUNDFUNK·Filed 1986·Granted Jun 21, 1988·16 cites·19 claims
- 1538US4639687APhase control circuitTELEFUNKEN FERNSEH & RUNDFUNK·Filed 1984·Granted Jan 27, 1987·4 cites·8 claims
- 1634US4769726AMagnetic tape recorderTELEFUNKEN FERNSEH & RUNDFUNK·Filed 1985·Granted Sep 6, 1988·3 cites·9 claims
- 1732US4773084ASynchronizing patternTELEFUNKEN FERNSEH & RUNDFUNK·Filed 1986·Granted Sep 20, 1988·3 cites·11 claims
- 1830US4806831ACoil with magnetizable rod coreTELEFUNKEN FERNSEH & RUNDFUNK·Filed 1987·Granted Feb 21, 1989·2 cites·13 claims
- 1929US4748437AConnector for a picture tubeTELEFUNKEN FERNSEH & RUNDFUNK·Filed 1986·Granted May 31, 1988·0 cites·10 claims
- 2026US5444720AMethod for the transmission of items of auxiliary information in an AM radio broadcast signalTELEFUNKEN FERNSEH & RUNDFUNK·Filed 1993·Granted Aug 22, 1995·6 cites·11 claims
- 2122US4841465ATransformation circuit arrangementTELEFUNKEN FERNSEH & RUNDFUNK·Filed 1986·Granted Jun 20, 1989·1 cites·14 claims
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