Inventor · disambiguated record
Hisato Hirasaka
Also filed as: HIRASAKA HISATO
12 granted patents·1 pending application·106 citations·filing 1997–2017
89Inventor score
Top patents by PatentIndex Score
13 records- 0184US6134691ANLTS correction circuitAGILENT TECHNOLOGIES INC·Filed 1999·Granted Oct 17, 2000·45 cites·20 claims
- 0276US9793762B2Wireless power transmission apparatusSONY CORP·Filed 2016·Granted Oct 17, 2017·2 cites·15 claims
- 0375US6124997AData reproducing apparatus equipped with adaptive processing circuitSONY CORP·Filed 1997·Granted Sep 26, 2000·30 cites·7 claims
- 0473US8266502B2Recording/reproducing apparatus and recording/reproducing methodHARADA TSUTOMU·Filed 2008·Granted Sep 11, 2012·2 cites·2 claims
- 0572US10804708B2Wireless power transmission apparatusSONY CORP·Filed 2017·Granted Oct 13, 2020·1 cites·11 claims
- 0670US7453665B2Method of adjusting magnetic head of magnetic tape recording and reproducing apparatus and magnetic tape recording and reproducing apparatusSONY CORP·Filed 2006·Granted Nov 18, 2008·2 cites·11 claims
- 0763US6127869ACircuit for calibrating delay lines and methodHEWLETT PACKARD CO·Filed 1999·Granted Oct 3, 2000·17 cites·7 claims
- 0857US9300145B2Wireless power transmission apparatusHIRASAKA HISATO·Filed 2011·Granted Mar 29, 2016·1 cites·16 claims
- 0953US6954334B2Magnetic head and rotary head drum deviceSONY CORP·Filed 2003·Granted Oct 11, 2005·2 cites·8 claims
- 1052US6996168B2Signal-processing circuit, and recording and playback apparatus employing the sameSONY CORP·Filed 2001·Granted Feb 7, 2006·2 cites·27 claims
- 1149US7372791B2Recording/reproducing apparatus and cross talk cancel methodSONY CORP·Filed 2002·Granted May 13, 2008·1 cites·9 claims
- 1246US8174271B2Capacitance change measuring circuit of capacitive sensor device, capacitive sensor module, method of measuring capacitance change of capacitive sensor device, and electronic deviceHIRASAKA HISATO·Filed 2009·Granted May 8, 2012·1 cites·18 claims
- 1337US2004264941A1Recorder/reproducerFiled 2002·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →