Inventor · disambiguated record
Masashi Ohta
Also filed as: OHTA MASASHI
50 granted patents·9 pending applications·1,050 citations·filing 1985–2016
99Inventor score
Top patents by PatentIndex Score
59 records- 0197US6449423B1Recording and playback apparatus for continuous playback of fragmented signalsSONY CORP·Filed 2000·Granted Sep 10, 2002·62 cites·14 claims
- 0294US6377745B2Recording/reproducing apparatus and methodSONY CORP·Filed 1998·Granted Apr 23, 2002·87 cites·11 claims
- 0392US6925340B1Sound reproduction method and sound reproduction apparatusSONY CORP·Filed 2000·Granted Aug 2, 2005·35 cites·19 claims
- 0491US6330214B1Signal recording/reproducing apparatus and methodSONY CORP·Filed 1998·Granted Dec 11, 2001·56 cites·5 claims
- 0588US6728473B1Moving picture recording and reproduction apparatus and method as well as mediumSONY CORP·Filed 2000·Granted Apr 27, 2004·25 cites·7 claims
- 0688US5797663ABrake system having pump to start by forecast of brakingTOYOTA MOTOR CO LTD·Filed 1997·Granted Aug 25, 1998·46 cites·9 claims
- 0787US4848852ABraking system for automotive vehicleTOYOTA MOTOR CO LTD·Filed 1986·Granted Jul 18, 1989·26 cites·14 claims
- 0886US6542695B1Video signal recording/reproduction apparatus and method with multi-picture displaySONY CORP·Filed 1998·Granted Apr 1, 2003·96 cites·10 claims
- 0986US5462343AHydraulic pressure booster having booster piston and valve mechanism associated with mechanically operated and electrically controlled pressure regulatorsTOYOTA MOTOR CO LTD·Filed 1994·Granted Oct 31, 1995·33 cites·18 claims
- 1085US7133593B2Signal reproducing method & apparatus, signal recording/reproducing method and apparatus and signal recording mediumSONY CORP·Filed 2005·Granted Nov 7, 2006·3 cites·1 claims
- 1185US7130524B2Signal recording method and apparatus, signal recording / reproducing method and apparatus and signal recording mediumSONY CORP·Filed 2005·Granted Oct 31, 2006·3 cites·1 claims
- 1285US7127151B2Signal recording method and apparatus, signal recording/reproducing method and appparatus and signal recording mediumSONY CORP·Filed 2005·Granted Oct 24, 2006·3 cites·1 claims
- 1385US7092619B2Signal recording method & apparatus, signal recording / reproducing method & apparatus and signal recording mediumSONY CORP·Filed 2005·Granted Aug 15, 2006·3 cites·1 claims
- 1485US7085472B2Signal recording method & apparatus, signal recording / reproducing method & apparatus and signal recording mediumSONY CORP·Filed 2005·Granted Aug 1, 2006·3 cites·1 claims
- 1585US6388968B1Signal recording/reproducing apparatus and methodSONY CORP·Filed 2001·Granted May 14, 2002·16 cites·5 claims
- 1683US5548409APanorama image producing method and appartusSONY CORP·Filed 1993·Granted Aug 20, 1996·46 cites·4 claims
- 1781US7295756B2Signal reproducing method and apparatus, signal recording/reproducing method and apparatus and signal recording mediumSONY CORP·Filed 2005·Granted Nov 13, 2007·2 cites·1 claims
- 1879US6459735B1Information processing apparatus, information processing method, and distribution mediaSONY CORP·Filed 1999·Granted Oct 1, 2002·27 cites·58 claims
- 1979US5689611APanorama image producing method and apparatusSONY CORP·Filed 1996·Granted Nov 18, 1997·46 cites·6 claims
- 2077US6952522B2Recording method and apparatus for continuous playback of fragmented signalsSONY CORP·Filed 2001·Granted Oct 4, 2005·6 cites·6 claims
- 2176US6285818B1Commercial detection which detects a scene change in a video signal and the time interval of scene change pointsSONY CORP·Filed 1998·Granted Sep 4, 2001·51 cites·8 claims
- 2273US7164846B2Video-signal recording and playback apparatus, video-signal recording and playback method, and recording mediumSONY CORP·Filed 2001·Granted Jan 16, 2007·10 cites·12 claims
- 2373US6831341B2Photocathode having AlGaN layer with specified Mg content concentrationHAMAMATSU PHOTONICS KK·Filed 2001·Granted Dec 14, 2004·8 cites·4 claims
- 2472US6282155B1Recording method and apparatus for continuous playback of fragmented signalsSONY CORP·Filed 1998·Granted Aug 28, 2001·24 cites·2 claims
- 2571US7050703B2Video recording and playback apparatus and methodSONY CORP·Filed 2001·Granted May 23, 2006·10 cites·4 claims
- 2669US6449021B1Information processing apparatus, information processing method, and distribution mediaSONY CORP·Filed 1999·Granted Sep 10, 2002·60 cites·41 claims
- 2769US6343179B1Method and apparatus for recording a TV signal, method and apparatus for reproducing a TV signal, apparatus for recording and reproducing a TV signal, and recording mediumSONY CORP·Filed 1998·Granted Jan 29, 2002·36 cites·32 claims
- 2867US6538700B1Synchronizing conversion apparatus and method as well as recording mediumSONY CORP·Filed 2000·Granted Mar 25, 2003·8 cites·9 claims
- 2965US7079751B2Broadcast signal recording and playback apparatus and method as well as recording mediumSONY CORP·Filed 2001·Granted Jul 18, 2006·5 cites·9 claims
- 3065US6347185B1Apparatus and method for recording audio/video signal and detected feature information thereofSONY CORP·Filed 1997·Granted Feb 12, 2002·17 cites·23 claims
- 3164US7620105B2Information processing apparatus, information processing method, and distribution mediaSONY CORP·Filed 2005·Granted Nov 17, 2009·1 cites·5 claims
- 3264US5666459APanorama image producing method and apparatus using at least portions of variable width imagesSONY CORP·Filed 1996·Granted Sep 9, 1997·20 cites·4 claims
- 3363US6937658B1Information processing apparatus, information processing method, and distribution mediaSONY CORP·Filed 1999·Granted Aug 30, 2005·37 cites·87 claims
- 3463US5917554APicture signal processing apparatusSONY CORP·Filed 1996·Granted Jun 29, 1999·27 cites·7 claims
- 3557US7113692B2Data processing device and data recording methodSONY CORP·Filed 2001·Granted Sep 26, 2006·2 cites·8 claims
- 3657US6137947AMethod and apparatus for reproducing a video signalSONY CORP·Filed 1998·Granted Oct 24, 2000·19 cites·17 claims
- 3756US5929936ASystem for reducing noise in image data through recursive operationSONY CORP·Filed 1997·Granted Jul 27, 1999·20 cites·18 claims
- 3855US6757484B2Data recording/reproducing deviceSONY CORP·Filed 2001·Granted Jun 29, 2004·2 cites·15 claims
- 3953US7200322B2Video-signal recording and playback apparatus, video-signal recording and playback method and recording mediumSONY CORP·Filed 2001·Granted Apr 3, 2007·1 cites·8 claims
- 4053US5138457ATelevision receiver having a system for reducing interference of a first audio signal carrier to a second audio signal carrierSONY CORP·Filed 1990·Granted Aug 11, 1992·14 cites·10 claims
- 4152US6106081ARunning stability control device of automobile by unifying ratio of longitudinal/lateral force to vertical load at each wheelTOYOTA MOTOR CO LTD·Filed 1998·Granted Aug 22, 2000·10 cites·9 claims
- 4252US2009244040A1Plasma display panel, driving method of plasma display panel, and plasma display apparatusHITACHI LTD·Filed 2008·Application pending·0 cites
- 4352US2006280480A1Data processing device and data recording methodSONY CORP·Filed 2006·Application pending·0 cites
- 4451US2011186834A1Novel 1,3,5-tris(diarylamino)benzene and use thereofBANDO CHEMICAL IND·Filed 2009·Application pending·0 cites
- 4549US5625462APanorama image producing method and apparatus which calculates a cumulative amount of motion of the imageSONY CORP·Filed 1995·Granted Apr 29, 1997·9 cites·7 claims
- 4648US8600219B2Video-signal recording and playback apparatus, video-signal recording and playback method, and recording mediumOHTA MASASHI·Filed 2006·Granted Dec 3, 2013·0 cites·14 claims
- 4748US8479338B2Cleaning deviceMATSUMOTO HIDEKI·Filed 2011·Granted Jul 9, 2013·0 cites·20 claims
- 4848US6574418B1Apparatus and method for reproduction and distribution mediumSONY CORP·Filed 1999·Granted Jun 3, 2003·12 cites·11 claims
- 4947US6529679B1Information processing apparatus and method as well as providing mediumSONY CORP·Filed 1999·Granted Mar 4, 2003·7 cites·6 claims
- 5047US2009146923A1Plasma display device and plasma display panelHITACHI LTD·Filed 2008·Application pending·0 cites
Showing the top 50 of 59 patent records by PatentIndex Score.
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