Inventor · disambiguated record
Masazumi Yamada
Also filed as: YAMADA MASAZUMI
59 granted patents·9 pending applications·1,574 citations·filing 1993–2019
99Inventor score
Files withMATSUSHITA ELECTRIC INDUSTRIAL CO LTD44PANASONIC CORP12YOSHIDA JUNJI3ASAYAMA SAKO2YAMADA MASAZUMI2
Top patents by PatentIndex Score
68 records- 0198US8233029B2Reproduction apparatus and systemYOSHIDA JUNJI·Filed 2006·Granted Jul 31, 2012·146 cites·6 claims
- 0294US6584552B1Recording/reproducing apparatus, program recorded medium, recorded medium, cache device, and transmitterMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Jun 24, 2003·202 cites·24 claims
- 0392US7146498B1Computer and program recording mediumMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Dec 5, 2006·62 cites·13 claims
- 0491US7378984B2Audio visual systemMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted May 27, 2008·54 cites·24 claims
- 0590US8238726B2Audio-video data synchronization method, video output device, audio output device, and audio-video output systemTAKATSUJI AYAKO·Filed 2009·Granted Aug 7, 2012·14 cites·11 claims
- 0690US7239709B1Data recording/reproducing method, data recording/reproducing system, recording apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Jul 3, 2007·67 cites·55 claims
- 0788US7123306B1Data transmitter and data receiverMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Oct 17, 2006·39 cites·6 claims
- 0887US7768421B2Control signal receiving apparatusPANASONIC CORP·Filed 2004·Granted Aug 3, 2010·31 cites·4 claims
- 0983US6128316AData transmitting apparatus data receiving apparatus and data transmission control apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1996·Granted Oct 3, 2000·108 cites·5 claims
- 1083US5394190AVideo signal encoding apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1993·Granted Feb 28, 1995·61 cites·6 claims
- 1182US8345165B2Audio video system, control apparatus, output apparatus, and programPANASONIC CORP·Filed 2006·Granted Jan 1, 2013·6 cites·14 claims
- 1282US7287282B2Copyright protection system, transmitter, receiver, bridge device, copyright protective method, medium, and programMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Oct 23, 2007·40 cites·43 claims
- 1381US6587477B1Data transmitting apparatus, data receiving apparatus and data transmission control apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Jul 1, 2003·27 cites·1 claims
- 1481US6115537ADigital signal recording and reproducing apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1995·Granted Sep 5, 2000·82 cites·35 claims
- 1579US7810129B2Video display apparatus and reproduction apparatusPANASONIC CORP·Filed 2006·Granted Oct 5, 2010·8 cites·14 claims
- 1678US6577646B2Data transmitting apparatus, data receiving apparatus and data transmission control apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Jun 10, 2003·18 cites·1 claims
- 1777US5587806AApparatus for separately recording input coded video signal and important data generated therefromMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1994·Granted Dec 24, 1996·41 cites·28 claims
- 1876US7032059B1Method of data transmission managementMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Apr 18, 2006·23 cites·45 claims
- 1974US6147823AMethod for recording digital data including a data conversion or format conversion, and apparatus using the methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Nov 14, 2000·20 cites·32 claims
- 2073US6567421B2Data transmitting apparatus, data receiving apparatus and data transmission control apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted May 20, 2003·13 cites·1 claims
- 2172US7949762B2Address managing method and communication apparatusPANASONIC CORP·Filed 2006·Granted May 24, 2011·5 cites·5 claims
- 2272US7512962B2Multichannel display data generating apparatus, medium, and informational setPANASONIC CORP·Filed 2005·Granted Mar 31, 2009·3 cites·6 claims
- 2372US6834111B1Data transmitting/receiving method, data transmitter, data receiver, data transmitting/receiving system, av content transmitting method, av content receiving method, av content transmitter, av content receiver, and program recording mediumMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Dec 21, 2004·72 cites·14 claims
- 2471US7685324B2Audio-video processing apparatus and program thereforPANASONIC CORP·Filed 2006·Granted Mar 23, 2010·3 cites·16 claims
- 2571US7218736B1Data transfer methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted May 15, 2007·75 cites·20 claims
- 2671US6937599B1Data source, data conversion device, inverse data conversion device, auxiliary data file generation device, reception method, medium and information aggregateMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Aug 30, 2005·15 cites·11 claims
- 2770US7236531B1Display apparatus displaying certain data without a program clock referenceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Jun 26, 2007·13 cites·2 claims
- 2869US7058081B2Transmitting apparatus, transmitting method, source packet generating apparatus, source packet generating method, packet mode determining method, medium and programMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Jun 6, 2006·8 cites·8 claims
- 2966US6266346B1Data transmitting apparatus, data receiving apparatus and data transmission control apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Jul 24, 2001·25 cites·18 claims
- 3065US6922416B2Data transmitting apparatus, data receiving apparatus and data transmission control apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Jul 26, 2005·6 cites·1 claims
- 3165US6069902ABroadcast receiver, transmission control unit and recording/reproducing apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1996·Granted May 30, 2000·30 cites·15 claims
- 3264US6711343B1Data recording/reproducing device, file managing method, file information generating method, file managing method, management information generating device, management information analyzing device, and mediumMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Mar 23, 2004·32 cites·5 claims
- 3361US6684210B1File managing system, file management apparatus, file management method, and program storage mediumMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Jan 27, 2004·38 cites·34 claims
- 3460US7725916B2Signal switching device, signal distribution device, display device, and signal transmission systemPANASONIC CORP·Filed 2004·Granted May 25, 2010·4 cites·22 claims
- 3557US7246180B1Connection-confirmable information processing system, connection-confirmable information processing apparatus, information processing method by which connection is conformable, recorder, recording system, recording method, method for recognizing correspondence between node and terminal, computer, terminal, and program recorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Jul 17, 2007·12 cites·26 claims
- 3655US8732751B2Audio video system, control apparatus, output apparatus, and programPANASONIC CORP·Filed 2012·Granted May 20, 2014·0 cites·3 claims
- 3755US7106861B1Digital AV data transmitting unit, digital AV data receiving unit, digital AV data transmitting/receiving unit, and mediumMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Sep 12, 2006·19 cites·25 claims
- 3855US5475446APicture signal motion detector employing partial decimation of pixel blocksMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1995·Granted Dec 12, 1995·19 cites·14 claims
- 3954US7668993B1System and method for determining the connection state of devices connected to a busPANASONIC CORP·Filed 2000·Granted Feb 23, 2010·2 cites·8 claims
- 4053US7747016B2Data transmitting/receiving method, data transmission apparatus, data reception apparatus, data transmission/reception system, AV contents transmitting method, AV contents receiving method, AV contents transmission apparatus, AV contents reception apparatus, and program recording mediumPANASONIC CORP·Filed 2003·Granted Jun 29, 2010·0 cites·20 claims
- 4153US6508596B1Apparatus using a method for recording digital data including a data conversion or format conversion, and apparatus using the methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Jan 21, 2003·5 cites·2 claims
- 4252US6101215AData transmission apparatus, data reception apparatus, and mediumMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Aug 8, 2000·27 cites·15 claims
- 4352US5841941AEncoded data stream recording and reproducing apparatus with tape speed, channel number, and cylinder speed control in accordance with bit rateMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1995·Granted Nov 24, 1998·17 cites·6 claims
- 4451US6463151B1Data transmission method, data receiving method, data transmission system and program recording mediumMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Oct 8, 2002·26 cites·41 claims
- 4550US8204975B2Server apparatus, client apparatus and system for securely transmitting stored contentYAMADA MASAZUMI·Filed 2005·Granted Jun 19, 2012·1 cites·4 claims
- 4650US8094830B2Video/sound output device and external speaker control deviceASAYAMA SAKO·Filed 2006·Granted Jan 10, 2012·0 cites·8 claims
- 4750US6769034B1Virtual AV network building device, virtual AV network building method, and recorded medium on which program concerning virtual AV network building method is recordedMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Jul 27, 2004·2 cites·36 claims
- 4849US8233634B2Video/sound output device and external speaker control deviceASAYAMA SAKO·Filed 2011·Granted Jul 31, 2012·0 cites·7 claims
- 4949US7415039B2Data transmitting apparatus, data receiving apparatus and data transmission control apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Granted Aug 19, 2008·0 cites·1 claims
- 5047US8072548B2Output control apparatus controlling an output of video or audio by automatically switching an input of a reproduction device and an output control system, a reproduction apparatus and a television for performing the sameYOSHIDA JUNJI·Filed 2006·Granted Dec 6, 2011·0 cites·21 claims
Showing the top 50 of 68 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →