Inventor · disambiguated record
Tetsuro Sasaki
Also filed as: SASAKI TETSURO
34 granted patents·6 pending applications·465 citations·filing 1979–2012
97Inventor score
Files withTDK CORP35ENTEST JAPAN INC1FUTABA DENSHI KOGYO KK1SAE MAGNETICS HK LTD1SUMITOMO RUBBER IND1
Top patents by PatentIndex Score
40 records- 0197US6563681B1Magnetoresistance effect film and magnetoresistance effect type headTDK CORP·Filed 2000·Granted May 13, 2003·124 cites·34 claims
- 0289US7113369B2Head slider, head gimbal assembly, and hard disk driveTDK CORP·Filed 2004·Granted Sep 26, 2006·26 cites·5 claims
- 0384US7224553B2Thin-film magnetic head, head gimbal assembly, and hard disk drive incorporating a heaterTDK CORP·Filed 2004·Granted May 29, 2007·21 cites·7 claims
- 0484US6636398B2Magnetoresistive effect sensor, thin-film magnetic head with the sensor, manufacturing method of magnetoresistive sensor and manufacturing method of thin-film magnetic headTDK CORP·Filed 2001·Granted Oct 21, 2003·18 cites·45 claims
- 0584US6478884B2Method for manufacturing thin-film magnetic head with spin valve magnetoresistive sensorTDK CORP·Filed 2001·Granted Nov 12, 2002·20 cites·14 claims
- 0682US8867168B2Magnetic head for perpendicular magnetic recording having a write shieldTDK CORP·Filed 2012·Granted Oct 21, 2014·6 cites·23 claims
- 0782US7203035B2Thin-film magnetic head having a sheet-shaped heater with a lead part connected in series with the heater and having a resistance lower than the heaterTDK CORP·Filed 2004·Granted Apr 10, 2007·16 cites·13 claims
- 0878US7184246B2Thin-film magnetic head having heater member and bump for electrical connection of heater memberTDK CORP·Filed 2004·Granted Feb 27, 2007·12 cites·7 claims
- 0977US5998016ASpin valve effect magnetoresistive sensor and magnetic head with the sensorTDK CORP·Filed 1998·Granted Dec 7, 1999·39 cites·12 claims
- 1076US7843667B2Thin film magnetic head, head gimbal assembly, head arm assembly and magnetic disk deviceTDK CORP·Filed 2007·Granted Nov 30, 2010·3 cites·12 claims
- 1175US7086931B2Magnetic head bar holding unit, lapping device, and method of lapping medium-opposing surface of thin-film magnetic headSAE MAGNETICS HK LTD·Filed 2004·Granted Aug 8, 2006·17 cites·4 claims
- 1274US7864489B2Thin-film magnetic head having an antistatic layer preventing a protective coat from being electrostatically chargedTDK CORP·Filed 2007·Granted Jan 4, 2011·2 cites·28 claims
- 1374US6294911B1Measurement 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
- 1473US7102856B2Head slider and manufacturing method thereofTDK CORP·Filed 2004·Granted Sep 5, 2006·9 cites·16 claims
- 1572US6945847B2Method of lapping medium-opposing surface in thin-film magnetic headTDK CORP·Filed 2004·Granted Sep 20, 2005·8 cites·12 claims
- 1670US7155808B2Method of making thin film magnetic headTDK CORP·Filed 2004·Granted Jan 2, 2007·7 cites·2 claims
- 1766US8085038B2Method for testing noise of thin-film magnetic head, and magnetic disk drive apparatus with noise testing functionUESUGI TAKUMI·Filed 2007·Granted Dec 27, 2011·2 cites·16 claims
- 1864US7418777B2Method on manufacturing spin valve filmTDK CORP·Filed 2005·Granted Sep 2, 2008·3 cites·13 claims
- 1961US7542236B2Head slider, head gimbal assembly, and hard disk dirveTDK CORP·Filed 2004·Granted Jun 2, 2009·4 cites·6 claims
- 2061US6364964B1Manufacturing method of spin valve magnetoresistive effect element and manufacturing method of thin-film magnetic head with the elementTDK CORP·Filed 2000·Granted Apr 2, 2002·4 cites·10 claims
- 2158US7180707B2Thin-film magnetic head, head gimbal assembly, and hard disk driveTDK CORP·Filed 2004·Granted Feb 20, 2007·3 cites·10 claims
- 2257US5852533AMagnetoresistance effect transducer element with continuous central active areaTDK CORP·Filed 1996·Granted Dec 22, 1998·13 cites·18 claims
- 2356US6093444AMagnetoresistive transducer with spin-valve structure and manufacturing method of the sameTDK CORP·Filed 1997·Granted Jul 25, 2000·19 cites·8 claims
- 2454US4263700AMethod of producing a fluorescent display tubeFUTABA DENSHI KOGYO KK·Filed 1979·Granted Apr 28, 1981·9 cites·3 claims
- 2554US2008121513A1Processing condition obtaining method and thin-film forming methodTDK CORP·Filed 2007·Application pending·0 cites
- 2653US6302970B1Method for manufacturing thin-film magnetic head with spin valve magnetoresistive sensorTDK CORP·Filed 1998·Granted Oct 16, 2001·10 cites·14 claims
- 2752US7832085B2Method of manufacturing magnetic head and method of manufacturing magnetic head substructureTDK CORP·Filed 2007·Granted Nov 16, 2010·0 cites·22 claims
- 2851US7876537B2Magnetoresistive element incorporating conductive film disposed on peripheral surface of layered structure including spacer layer, free layer and pinned layer, the conductive film allowing conduction between the free layer and the pinned layerTDK CORP·Filed 2007·Granted Jan 25, 2011·1 cites·19 claims
- 2950US2008218912A1CPP-type magnetoresistive element having spacer layer that includes semiconductor layerTDK CORP·Filed 2007·Application pending·0 cites
- 3049US7086141B2Manufacturing method of magnetoresistive effect sensorTDK CORP·Filed 2002·Granted Aug 8, 2006·4 cites·3 claims
- 3149US6400535B1Magnetoresistive effect multi-layered structure and thin-film magnetic head with the magnetoresistive effect multi-layered structureTDK CORP·Filed 1999·Granted Jun 4, 2002·12 cites·14 claims
- 3248US6462917B2Magnetoresistive sensor, a thin film magnetic head, a magnetic head device, and a magnetic disk drive deviceTDK CORP·Filed 2001·Granted Oct 8, 2002·4 cites·24 claims
- 3346US4246949ATubeless bias-ply tire with at least one carcass ply ending near bead core without being wrapped therearoundSUMITOMO RUBBER IND·Filed 1979·Granted Jan 27, 1981·10 cites·7 claims
- 3441US2008222878A1Method of manufacturing magnetic headTDK CORP·Filed 2007·Application pending·0 cites
- 3539US2008218915A1Tunnel Magnetoresistive Effect Element With Lower Noise and Thin-Film Magnet Head Having the ElementTDK CORP·Filed 2007·Application pending·0 cites
- 3637US6907654B2Method of manufacturing spin valve filmTDK CORP·Filed 2001·Granted Jun 21, 2005·0 cites·13 claims
- 3737US2007218500A1Method and Apparatus for Detection of Live Bacterium Within Test Subject Through Specifically labeling ThereofENTEST JAPAN INC·Filed 2005·Application pending·0 cites
- 3835US2002008948A1Magnetic transducer and thin film magnetic headTDK CORP·Filed 2000·Application pending·0 cites
- 3933US6406556B1Method for manufacturing thin-film magnetic head with magnetoresistive effect multi-layered structureTDK CORP·Filed 1999·Granted Jun 18, 2002·2 cites·13 claims
- 4033US6319544B1Manufacturing method of magnetoresistive effect sensor and manufacturing method of magnetic head with the sensorTDK CORP·Filed 1999·Granted Nov 20, 2001·1 cites·10 claims
Join the waitlist — get patent alerts
Get an alert when Tetsuro Sasaki files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →