Assignee
PIONEER VIDEO CORP
JP·35 granted patents·624 citations·filing 1982–1999
Top patents by PatentIndex Score
35 records- 0194US5748607AOptical disc having large display patterns and its manufacturing apparatusPIONEER VIDEO CORP·Filed 1995·Granted May 5, 1998·108 cites·8 claims
- 0286US5843626AMethod for manufacturing a master disc for optical discsPIONEER VIDEO CORP·Filed 1996·Granted Dec 1, 1998·54 cites·1 claims
- 0385US5648948AApparatus for recording and reproducing a frequency bandwidth coded digital audio signalPIONEER VIDEO CORP·Filed 1992·Granted Jul 15, 1997·41 cites·4 claims
- 0484US5243587ADisc playing apparatus capable of both long time reproduction and high speed accessPIONEER VIDEO CORP·Filed 1992·Granted Sep 7, 1993·39 cites·2 claims
- 0583US5751690AOptical disk having pattern displayed thereon and apparatus for manufacturing samePIONEER VIDEO CORP·Filed 1997·Granted May 12, 1998·39 cites·10 claims
- 0680US4580779APicture information processing systemPIONEER VIDEO CORP·Filed 1982·Granted Apr 8, 1986·63 cites·9 claims
- 0774US4550347AMethod for recording information on a recording discPIONEER VIDEO CORP·Filed 1983·Granted Oct 29, 1985·20 cites·14 claims
- 0866US5426632AInformation recording medium and method for recording information to the samePIONEER VIDEO CORP·Filed 1994·Granted Jun 20, 1995·16 cites·4 claims
- 0965US5579121AReal-time image compression processorPIONEER VIDEO CORP·Filed 1994·Granted Nov 26, 1996·25 cites·2 claims
- 1061US4546461AMethod for recording information on a recording discPIONEER VIDEO CORP·Filed 1982·Granted Oct 8, 1985·14 cites·12 claims
- 1160US5250928AGraphics decoderPIONEER VIDEO CORP·Filed 1992·Granted Oct 5, 1993·46 cites·6 claims
- 1260US4630250AMethod and apparatus for searching an address signal on video and/or audio discPIONEER VIDEO CORP·Filed 1985·Granted Dec 16, 1986·19 cites·13 claims
- 1356US5883879AHigh density optical disc configurationPIONEER VIDEO CORP·Filed 1997·Granted Mar 16, 1999·14 cites·4 claims
- 1455US6404729B1Optical discPIONEER VIDEO CORP·Filed 1999·Granted Jun 11, 2002·12 cites·6 claims
- 1555US5666460ACompressed picture information recording apparatus performing in real timePIONEER VIDEO CORP·Filed 1995·Granted Sep 9, 1997·12 cites·3 claims
- 1654US4580166ASynchronizing signal separator networkPIONEER VIDEO CORP·Filed 1982·Granted Apr 1, 1986·10 cites·8 claims
- 1752US4609948AApparatus to control time base fluctuation in a signal from a device for reproducing recorded information from a recording discPIONEER VIDEO CORP·Filed 1982·Granted Sep 2, 1986·7 cites·5 claims
- 1851US4513408AError detecting system of video/audio disc playerPIONEER VIDEO CORP·Filed 1982·Granted Apr 23, 1985·12 cites·3 claims
- 1950US4554655AOptical data recording disc and systemPIONEER VIDEO CORP·Filed 1983·Granted Nov 19, 1985·13 cites·10 claims
- 2047US4460926ATime base correcting device for audio and video signalsPIONEER VIDEO CORP·Filed 1982·Granted Jul 17, 1984·9 cites·9 claims
- 2142US4491877ACross-talk detector in information-carrying disc playerPIONEER VIDEO CORP·Filed 1982·Granted Jan 1, 1985·4 cites·6 claims
- 2241US5754874ADigital signal processor with selective sound operationPIONEER VIDEO CORP·Filed 1994·Granted May 19, 1998·9 cites·4 claims
- 2341US4509078ADropout compensation circuitPIONEER VIDEO CORP·Filed 1983·Granted Apr 2, 1985·5 cites·5 claims
- 2438US4539602ATime axis correction device for multiplex information-carrying signal obtained from recording mediumPIONEER VIDEO CORP·Filed 1982·Granted Sep 3, 1985·4 cites·5 claims
- 2537US5497200ADigital time base correctorPIONEER VIDEO CORP·Filed 1994·Granted Mar 5, 1996·8 cites·2 claims
- 2637US4965781AData reading device having servo controlled position resetPIONEER VIDEO CORP·Filed 1983·Granted Oct 23, 1990·3 cites·11 claims
- 2737US4665442ACross-talk eliminating device in information-carrying disc playerPIONEER VIDEO CORP·Filed 1984·Granted May 12, 1987·2 cites·7 claims
- 2834US4698697AMethod and system for recording video information with a phase control operation by which a phase value of a recording RF signal of each 1H period is desirably adjustedPIONEER VIDEO CORP·Filed 1986·Granted Oct 6, 1987·3 cites·7 claims
- 2934US4555679ADetection circuit for detecting synchronous and asynchronous states in a phase-locked loop circuitPIONEER VIDEO CORP·Filed 1983·Granted Nov 26, 1985·4 cites·14 claims
- 3032US5606426ADigital time base corrector for reproducing video signalsPIONEER VIDEO CORP·Filed 1995·Granted Feb 25, 1997·5 cites·8 claims
- 3131US5673359ARecording disk and recorded information reproducing apparatusPIONEER VIDEO CORP·Filed 1995·Granted Sep 30, 1997·2 cites·3 claims
- 3231US4506313ATime axis correction device for a signal reproduced from a recording mediumPIONEER VIDEO CORP·Filed 1982·Granted Mar 19, 1985·0 cites·2 claims
- 3325US5471250ADigital time base corrector with dropout compensating functionPIONEER VIDEO CORP·Filed 1994·Granted Nov 28, 1995·1 cites·1 claims
- 3424US5822775AEfficient data processing method for coefficient data in a digital dignal, processorPIONEER VIDEO CORP·Filed 1992·Granted Oct 13, 1998·0 cites·2 claims
- 3521US5559812ADigital time base corrector using a memory with reduced memory capacityPIONEER VIDEO CORP·Filed 1994·Granted Sep 24, 1996·1 cites·2 claims
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