Inventor · disambiguated record
Keiji Hatanaka
Also filed as: HATANAKA KEIJI
21 granted patents·2 pending applications·337 citations·filing 1985–2019
95Inventor score
Top patents by PatentIndex Score
23 records- 0193US5546191ARecording and reproducing apparatusMITSUBISHI ELECTRIC CORP·Filed 1993·Granted Aug 13, 1996·195 cites·40 claims
- 0284US9167227B2Stereoscopic video recording method, stereoscopic video recording medium, stereoscopic video reproducing method, stereoscopic video recording apparatus, and stereoscopic video reproducing apparatusMITSUBISHI ELECTRIC CORP·Filed 2014·Granted Oct 20, 2015·3 cites·3 claims
- 0379US4691521ASupercharger pressure control system for internal combustion engine with turbochargerNISSAN MOTOR·Filed 1985·Granted Sep 8, 1987·30 cites·26 claims
- 0475US8135262B2Apparatus and method for programming the recording of broadcast programs and delaying the recording end times when extension key words are detectedKUSUNOKI YOSHIAKI·Filed 2005·Granted Mar 13, 2012·5 cites·12 claims
- 0572US9179123B2Stereoscopic video recording method, stereoscopic video recording medium, stereoscopic video reproducing method, stereoscopic video recording apparatus, stereoscopic video reproducing apparatusNAGASAWA MASATO·Filed 2012·Granted Nov 3, 2015·1 cites·3 claims
- 0668US10951876B2Stereoscopic video reproducing method, stereoscopic video reproducing apparatus and optical discMITSUBISHI ELECTRIC CORP·Filed 2019·Granted Mar 16, 2021·0 cites·3 claims
- 0763US10382741B2Stereoscopic video recording method, stereoscopic video recording medium, stereoscopic video reproducing method, stereoscopic video recording apparatus, and stereoscopic video reproducing apparatusMITSUBISHI ELECTRIC CORP·Filed 2017·Granted Aug 13, 2019·0 cites·3 claims
- 0863US4862099ADigital FM demodulator with distortion correctionMITSUBISHI ELECTRIC CORP·Filed 1988·Granted Aug 29, 1989·20 cites·3 claims
- 0963US4679398AVariable capacity turbocharger control deviceNISSAN MOTOR·Filed 1985·Granted Jul 14, 1987·19 cites·10 claims
- 1059US9521396B2Stereoscopic video recording method, stereoscopic video recording medium, stereoscopic video reproducing method, stereoscopic video recording apparatus, and stereoscopic video reproducing apparatusMITSUBISHI ELECTRIC CORP·Filed 2015·Granted Dec 13, 2016·0 cites·3 claims
- 1158US2009142041A1Stereoscopic video recording method, stereoscopic video recording medium, stereoscopic video reproducing method, stereoscopic video recording apparatus, and stereoscopic video reproducing apparatusMITSUBISHI ELECTRIC CORP·Filed 2008·Application pending·0 cites
- 1255US9729851B2Stereoscopic video recording method, stereoscopic video recording medium, stereoscopic video reproducing method, stereoscopic video recording apparatus, and stereoscopic video reproducing apparatusMITSUBISHI ELECTRIC CORP·Filed 2016·Granted Aug 8, 2017·0 cites·3 claims
- 1352US4906942AFrequency demodulator with reversal phenomenon compensationMITSUBISHI ELECTRIC CORP·Filed 1988·Granted Mar 6, 1990·12 cites·13 claims
- 1451US5185679AInversion phenomenon preventing circuitMITSUBISHI ELECTRIC CORP·Filed 1989·Granted Feb 9, 1993·11 cites·105 claims
- 1551US5003406AVideo image reproducing apparatus which eliminates a noise bar in the image by using a field memoryMITSUBISHI ELECTRIC CORP·Filed 1987·Granted Mar 26, 1991·14 cites·20 claims
- 1643US4817570AMethod of and apparatus for fuel controlHITACHI LTD·Filed 1987·Granted Apr 4, 1989·8 cites·6 claims
- 1743US2007201822A1Recommended Program Extracting Apparatus And Recommended Program Extracting MethodKUSUNOKI YOSHIAKI·Filed 2005·Application pending·0 cites
- 1838US4827359AVideo recording and reproducing apparatusMITSUBISHI ELECTRIC CORP·Filed 1986·Granted May 2, 1989·6 cites·10 claims
- 1936US4817571AMethod and apparatus for fuel controlHITACHI LTD·Filed 1987·Granted Apr 4, 1989·4 cites·9 claims
- 2033US4860211AAir fuel ratio control apparatusNISSAN MOTOR·Filed 1987·Granted Aug 22, 1989·4 cites·10 claims
- 2132US5654843AMethod and apparatus for following curved tracks on a tapeMITSUBISHI ELECTRIC CORP·Filed 1994·Granted Aug 5, 1997·1 cites·12 claims
- 2232US5638407AInversion prevention deviceMITSUBISHI ELECTRIC CORP·Filed 1994·Granted Jun 10, 1997·3 cites·54 claims
- 2328US4744346AFuel control apparatus in internal combustion engineHITACHI LTD·Filed 1987·Granted May 17, 1988·1 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →