Inventor · disambiguated record
Hiroaki Yada
Also filed as: YADA HIROAKI
31 granted patents·2 pending applications·608 citations·filing 1983–2022
97Inventor score
Top patents by PatentIndex Score
33 records- 0191US4729048AMagnetic transducer combination with formatting, data, and servo headsSONY CORP·Filed 1986·Granted Mar 1, 1988·50 cites·2 claims
- 0288US9453326B2Work machineHITACHI CONSTRUCTION MACH CO·Filed 2014·Granted Sep 27, 2016·9 cites·5 claims
- 0388US6639885B1Disk recording/reproduction device, and information processing system incorporating a disk recording/reproduction device thereofSONY CORP·Filed 2000·Granted Oct 28, 2003·25 cites·1 claims
- 0486USD693853SWheel loaderHITACHI CONSTRUCTION MACHINERY·Filed 2013·Granted Nov 19, 2013·44 cites·1 claims
- 0586US4701815ATracking servo system for disc memorySONY CORP·Filed 1986·Granted Oct 20, 1987·35 cites·18 claims
- 0683US5815333AMagnetic disc with a flat RAM area and disc deviceSONY CORP·Filed 1995·Granted Sep 29, 1998·38 cites·27 claims
- 0783US5481568AData detecting apparatus using an over sampling and an interpolation meansSONY CORP·Filed 1994·Granted Jan 2, 1996·113 cites·6 claims
- 0882US6501812B1Method for reading and demodulating data at different ratesSONY CORP·Filed 2000·Granted Dec 31, 2002·29 cites·3 claims
- 0982US5526200AClock reproducing apparatus and data reproducing apparatus utilizing weighting-adding of samplesSONY CORP·Filed 1994·Granted Jun 11, 1996·33 cites·23 claims
- 1078US7177528B1Disk drive apparatus, and data processing method for use with disk drive apparatusSONY CORP·Filed 2000·Granted Feb 13, 2007·16 cites·18 claims
- 1178US6754155B1Information recording medium and information processing deviceSONY CORP·Filed 2000·Granted Jun 22, 2004·27 cites·4 claims
- 1278US5313342AAnalog/digital compatible reproducing systemSONY CORP·Filed 1992·Granted May 17, 1994·27 cites·12 claims
- 1371US5600501ADisk recording and/or reproducing apparatus that compensates for bit nonlinearity and a phase shift introduced by separate read and write headsSONY CORP·Filed 1995·Granted Feb 4, 1997·24 cites·9 claims
- 1468US6697958B1Method and apparatus for driving a recording medium, method and system for recording and reproducing information, and information supplying mediumSONY CORP·Filed 1999·Granted Feb 24, 2004·19 cites·24 claims
- 1567US6947354B2Disk device having real-time and reliability recording modes with buffer memory divided into predetermined data stream areasSONY CORP·Filed 2003·Granted Sep 20, 2005·5 cites·3 claims
- 1665US6950381B2Disk device having real-time and reliability recording modes including simultaneously recordable channels set using commandsSONY CORP·Filed 2003·Granted Sep 27, 2005·4 cites·8 claims
- 1764US5541783ADisk recording medium and disk drive unit wherein the product of the number of servo areas and the recording/reproduction mode switching time of the head amplifiers is 1200 or lessSONY CORP·Filed 1995·Granted Jul 30, 1996·17 cites·40 claims
- 1860US5796534AApparatus which performs an ID operation simultaneously with a servo operation using a data recording medium with the ID area recorded immediately before the servo areaSONY CORP·Filed 1995·Granted Aug 18, 1998·15 cites·3 claims
- 1960US5400364ADecision-directed digital phase locked loopSONY CORP·Filed 1992·Granted Mar 21, 1995·20 cites·8 claims
- 2059US6999389B2Disk device having real-time and reliability recording modesSONY CORP·Filed 2003·Granted Feb 14, 2006·2 cites·3 claims
- 2158US4543531ADigital data detecting apparatusSONY CORP·Filed 1983·Granted Sep 24, 1985·9 cites·5 claims
- 2257US5828510AMagnetic disk recording and playback apparatus using independently formed recorded pattern sets for clock generationSONY CORP·Filed 1997·Granted Oct 27, 1998·10 cites·18 claims
- 2355US2024401301A1Work vehicleHITACHI CONSTRUCTION MACH CO·Filed 2022·Application pending·0 cites
- 2453US6226139B1Clock generator and disk driveSONY CORP·Filed 1998·Granted May 1, 2001·10 cites·11 claims
- 2553US5786954AMagnetic disk recording and playback apparatus using independently positioned recorded pattern sets for clock generationSONY CORP·Filed 1997·Granted Jul 28, 1998·8 cites·42 claims
- 2651US7433145B2Magnetic disk apparatusSONY CORP·Filed 2003·Granted Oct 7, 2008·1 cites·16 claims
- 2745US5828509AMagnetic disk recording and playback apparatus using independently formed recorded pattern sets for clock generationSONY CORP·Filed 1995·Granted Oct 27, 1998·5 cites·24 claims
- 2844US6240238B1Magnetic disk deviceSONY CORP·Filed 1999·Granted May 29, 2001·6 cites·9 claims
- 2939US10358794B2Work vehicleKCM CORP·Filed 2015·Granted Jul 23, 2019·0 cites·3 claims
- 3038US2002003949A1Hard disk driveFiled 2001·Application pending·0 cites
- 3133US6215833B1Digital signal processing circuitSONY CORP·Filed 1997·Granted Apr 10, 2001·4 cites·8 claims
- 3231US6091562ADigital magnetic reproducing apparatus and digital magnetic recording/reproducing apparatus employing detection of second harmonic distortion and signal to noise ratioSONY CORP·Filed 1995·Granted Jul 18, 2000·2 cites·7 claims
- 3329US6122126ADigital magnetic reproducing apparatus and digital magnetic recording/reproducing apparatus employing detection of second harmonic distortion and bias current controlSONY CORP·Filed 1995·Granted Sep 19, 2000·1 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →