Inventor · disambiguated record
Nozomu Hachisuka
Also filed as: HACHISUKA NOZOMU
26 granted patents·3 pending applications·320 citations·filing 1996–2014
96Inventor score
Top patents by PatentIndex Score
29 records- 0194US8081398B2Thin-film magnetic head having function of adjusting closure heightHACHISUKA NOZOMU·Filed 2008·Granted Dec 20, 2011·26 cites·21 claims
- 0293US8009386B2Magnetic tape head with magnetic head layer formed on base substrateTDK CORP·Filed 2007·Granted Aug 30, 2011·16 cites·7 claims
- 0392US7417442B2Method and apparatus for testing tunnel magnetoresistive effect element, manufacturing method of tunnel magnetoresistive effect element and tunnel magnetoresistive effect elementTDK CORP·Filed 2005·Granted Aug 26, 2008·24 cites·54 claims
- 0491US7911743B2Multichannel thin-film magnetic head with dummy shieldsTDK CORP·Filed 2007·Granted Mar 22, 2011·12 cites·10 claims
- 0589US7898765B2Thin-film magnetic head with grooves on medium-opposed surface and manufacturing method of the headTDK CORP·Filed 2008·Granted Mar 1, 2011·9 cites·12 claims
- 0688US8130473B2Multi-channel thin-film magnetic head and magnetic tape drive apparatus with the multi-channel thin-film magnetic headHACHISUKA NOZOMU·Filed 2008·Granted Mar 6, 2012·9 cites·10 claims
- 0788US7287316B2Lapping monitor device, system and methodTDK CORP·Filed 2002·Granted Oct 30, 2007·27 cites·6 claims
- 0887US7436633B2Thin-film magnetic head, head gimbal assembly and hard disk systemTDK CORP·Filed 2005·Granted Oct 14, 2008·8 cites·9 claims
- 0986US7372282B2Method and apparatus for testing tunnel magnetoresistive effect element, manufacturing method of tunnel magnetoresistive effect element and tunnel magnetoresistive effect elementTDK CORP·Filed 2006·Granted May 13, 2008·12 cites·48 claims
- 1085US8035919B2Multi-channel thin-film magnetic head, magnetic tape drive apparatus with the multi-channel thin-film magnetic head and manufacturing method of multi-channel thin-film magnetic headTDK CORP·Filed 2008·Granted Oct 11, 2011·6 cites·30 claims
- 1185US7274539B2Composite type thin film magnetic head having a low parasitic capacitance between a write coil and an upper read head shieldTDK CORP·Filed 2005·Granted Sep 25, 2007·6 cites·18 claims
- 1282US6433540B1Method and apparatus for testing composite type magnetic head having a magnetoresistive element and an inductive elementTDK CORP·Filed 2000·Granted Aug 13, 2002·16 cites·27 claims
- 1381US6479988B2Method and apparatus for testing thin-film magnetic headTDK CORP·Filed 2001·Granted Nov 12, 2002·15 cites·8 claims
- 1480US9372243B2Magnetic sensorTDK CORP·Filed 2014·Granted Jun 21, 2016·4 cites·4 claims
- 1580US8085496B2Thin-film magnetic head with through holes reaching medium-opposed surfaceHACHISUKA NOZOMU·Filed 2007·Granted Dec 27, 2011·4 cites·16 claims
- 1677US8154826B2Thin-film magnetic head with variable-volume cavity in medium-opposed surfaceHACHISUKA NOZOMU·Filed 2008·Granted Apr 10, 2012·3 cites·24 claims
- 1777US5854554AMethod and apparatus for testing a magnetic head during manufacture utilizing an internal magnetic fieldTDK CORP·Filed 1996·Granted Dec 29, 1998·41 cites·16 claims
- 1874US6294911B1Measurement method of magnetization direction of magnetoresistive effect devices and measurement apparatus based on the method of TDK corporationTDK CORP·Filed 1999·Granted Sep 25, 2001·36 cites·12 claims
- 1968US5998993AMethod and apparatus for testing magnetic head with spin-valve magnetoresistive elementTDK CORP·Filed 1998·Granted Dec 7, 1999·20 cites·9 claims
- 2066US7236392B2Method and apparatus for testing tunnel magnetoresistive effect elementTDK CORP·Filed 2005·Granted Jun 26, 2007·6 cites·10 claims
- 2162US6340885B1Method and apparatus for testing composite type magnetic headTDK CORP·Filed 1998·Granted Jan 22, 2002·15 cites·27 claims
- 2256US7102859B2Thin-film magnetic head with tunnel magnetoresistive effect element electrically connected in parallel with a resistor elementTDK CORP·Filed 2004·Granted Sep 5, 2006·2 cites·8 claims
- 2355US8021712B2Wafer and manufacturing method of electronic componentTDK CORP·Filed 2009·Granted Sep 20, 2011·1 cites·30 claims
- 2455US7227772B2Method and apparatus for testing tunnel magnetoresistive effect elementTDK CORP·Filed 2005·Granted Jun 5, 2007·2 cites·14 claims
- 2554US2010196739A1Magnetic head, manufacturing method therefor and magnetic tape deviceTDK CORP·Filed 2009·Application pending·0 cites
- 2653US7742260B2Magnetic head assembly, magnetic head drive apparatus and manufacturing method of magnetic head assemblyTDK CORP·Filed 2006·Granted Jun 22, 2010·0 cites·6 claims
- 2752US2009237833A1Magnetic tape apparatus using perpendicular magnetic recordingTDK CORP·Filed 2008·Application pending·0 cites
- 2848US2008218900A1Multi-channel thin-film magnetic head and magnetic tape drive apparatus with the multi-channel thin-film magnetic headTDK CORP·Filed 2007·Application pending·0 cites
- 2946US7440237B2Thin film magnetic head, head gimbal assembly, and hard disk driveTDK CORP·Filed 2005·Granted Oct 21, 2008·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →