Inventor · disambiguated record
Masafumi Tamura
Also filed as: TAMURA MASAFUMI
27 granted patents·11 pending applications·950 citations·filing 1986–2009
97Inventor score
Top patents by PatentIndex Score
38 records- 0198US6553180B1Digital information recording/playback system and digital information recording mediumTOSHIBA KK·Filed 2000·Granted Apr 22, 2003·275 cites·8 claims
- 0295US6581160B1Revocation information updating method, revocation information updating apparatus and storage mediumMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Jun 17, 2003·45 cites·18 claims
- 0394US7065648B1Mutual authentication method, recording apparatus, reproducing apparatus, and recording mediumMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Jun 20, 2006·55 cites·7 claims
- 0493US6847950B1Contents managing method and contents managing apparatusTOSHIBA KK·Filed 2000·Granted Jan 25, 2005·85 cites·18 claims
- 0591US7167635B1System for recording audio information with imageTOSHIBA KK·Filed 2000·Granted Jan 23, 2007·32 cites·7 claims
- 0690US7137012B1Storage medium and contents protection method using the storage mediumMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Nov 14, 2006·81 cites·12 claims
- 0790US6501727B1Recording medium and recording/playback apparatus capable of recording and reproducing recording reservation information and additional information indicating whether the recording reservation information is validTOSHIBA KK·Filed 2000·Granted Dec 31, 2002·26 cites·6 claims
- 0889US4852184AMethod and system for spectacles frame image processing and recordingTOSHIBA KK·Filed 1987·Granted Jul 25, 1989·75 cites·22 claims
- 0987US7403695B2Digital information recording/playback system and digital information recording mediumTOSHIBA KK·Filed 2003·Granted Jul 22, 2008·19 cites·5 claims
- 1086US6850914B1Revocation information updating method, revocation informaton updating apparatus and storage mediumMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Feb 1, 2005·39 cites·4 claims
- 1184US6772422B2Electronic apparatusSONY CORP·Filed 2002·Granted Aug 3, 2004·23 cites·54 claims
- 1282US6654820B1System capable of recording a content onto a recording medium which does not have a medium IDTOSHIBA KK·Filed 2000·Granted Nov 25, 2003·16 cites·21 claims
- 1381US6243353B1Recording/playback apparatus using recording reservation information written onto recording mediumTOSHIBA KK·Filed 1999·Granted Jun 5, 2001·31 cites·10 claims
- 1480US7286746B1Medium for storing audio/image information and management system thereofTOSHIBA KK·Filed 2000·Granted Oct 23, 2007·18 cites·1 claims
- 1578US4709264APicture processing apparatusTOSHIBA KK·Filed 1986·Granted Nov 24, 1987·45 cites·18 claims
- 1674US7096011B2Electronic apparatus and service providing method used in the electronic apparatusTOSHIBA KK·Filed 2004·Granted Aug 22, 2006·20 cites·11 claims
- 1771US7327941B1System for handling audio information with representative imageTOSHIBA KK·Filed 2000·Granted Feb 5, 2008·10 cites·11 claims
- 1869US7304581B2Mobile information apparatus and moving method therefor, and information system and position estimation methodTOSHIBA KK·Filed 2005·Granted Dec 4, 2007·11 cites·20 claims
- 1963US7046233B2Electronic apparatusSONY CORP·Filed 2002·Granted May 16, 2006·7 cites·26 claims
- 2058US7519269B2Video recording/reproducing apparatus and method based on program informationTOSHIBA KK·Filed 2004·Granted Apr 14, 2009·3 cites·12 claims
- 2157US5506738ATape cassette with tape guide support structureSONY CORP·Filed 1994·Granted Apr 9, 1996·11 cites·4 claims
- 2256US2006251398A1Medium for storing audio/image information and management system thereofTOSHIBA KK·Filed 2006·Application pending·0 cites
- 2355US5289324ACassette holder with means for opening and closing the closure member of a cassetteSONY CORP·Filed 1992·Granted Feb 22, 1994·10 cites·11 claims
- 2453US7392225B2Revocation information updating method, revocation information updating apparatus and storage mediumMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Jun 24, 2008·2 cites·6 claims
- 2552US7089572B2Electronic apparatusSONY CORP·Filed 2004·Granted Aug 8, 2006·2 cites·6 claims
- 2652US2009292896A1Information management method, recording/playback apparatus, and information storage mediumANDO HIDEO·Filed 2009·Application pending·0 cites
- 2750US2010083316A1Electronic Apparatus and Electronic Program Guide Display MethodTOSHIBA KK·Filed 2009·Application pending·0 cites
- 2848US2005144138A1Contents managing method and contents managing apparatusTOSHIBA KK·Filed 2004·Application pending·0 cites
- 2941US2006080713A1Television setTOSHIBA KK·Filed 2005·Application pending·0 cites
- 3041US2005096790A1Robot apparatus for executing a monitoring operationFiled 2004·Application pending·0 cites
- 3140US2005222711A1Robot and a robot control methodTOSHIBA KK·Filed 2005·Application pending·0 cites
- 3240US2005071046A1Surveillance system and surveillance robotFiled 2004·Application pending·0 cites
- 3339US2004005138A1Reproduction system, electronic apparatus and disc recording and/or reproduction apparatusFiled 2002·Application pending·0 cites
- 3437US5191493ACassette ejecting mechanism of a tape playerSONY CORP·Filed 1991·Granted Mar 2, 1993·3 cites·14 claims
- 3537US5159507ATape recording and/or reproducing apparatus with a single motor for driving its rotary heads, capstan and reel basesSONY CORP·Filed 1990·Granted Oct 27, 1992·4 cites·19 claims
- 3637US2005091684A1Robot apparatus for supporting user's actionsFiled 2004·Application pending·0 cites
- 3736US2007011721A1Data transmitting apparatus and data receiving apparatusKANAZAWA KOJI·Filed 2006·Application pending·0 cites
- 3831US5638232ARecording and/or reproducing apparatus for tape-shaped recording mediumSONY CORP·Filed 1994·Granted Jun 10, 1997·2 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →