Inventor · disambiguated record
Katsumi Hoshino
Also filed as: HOSHINO KATSUMI
29 granted patents·3 pending applications·286 citations·filing 1997–2014
97Inventor score
Files withHITACHI LTD8HGST Netherlands BV5HITACHI GLOBAL STORAGE TECH5SATO YO3HITACHI GLOBAL STORAGE TECH NL2
Top patents by PatentIndex Score
32 records- 0192US8570689B2Differential magnetoresistive effect head and magnetic recording/reading deviceSATO YO·Filed 2009·Granted Oct 29, 2013·16 cites·18 claims
- 0291US8514527B2Magnetoresistive effect head having a multilayered pinned layer and/or free layer having amorphous and crystalline layers, and systems thereofKOMAGAKI KOJIRO·Filed 2010·Granted Aug 20, 2013·29 cites·19 claims
- 0391US7859797B2Magnetoresistive head and magnetic storage apparatusHITACHI GLOBAL STORAGE TECH NL·Filed 2007·Granted Dec 28, 2010·12 cites·18 claims
- 0490US8174799B2Differential magnetoresistive magnetic headHOSHIYA HIROYUKI·Filed 2008·Granted May 8, 2012·22 cites·19 claims
- 0590US7440241B2Magnetoresistive head using longitudinal biasing method with 90-degree magnetic interlayer coupling and manufacturing method thereofHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted Oct 21, 2008·10 cites·15 claims
- 0690US6034847AApparatus and thin film magnetic head with magnetic membrane layers of different resistivityHITACHI LTD·Filed 1997·Granted Mar 7, 2000·64 cites·10 claims
- 0789US8830635B2Magnetic head having shield layer(s) with low coefficient of thermal expansion and magnetic storage apparatus having sameWATANABE KATSURO·Filed 2007·Granted Sep 9, 2014·12 cites·22 claims
- 0888US9099123B1Magnetic sensor having optimal free layer back edge shape and extended pinned layerHGST Netherlands BV·Filed 2014·Granted Aug 4, 2015·10 cites·7 claims
- 0987US8149548B2Magnetic head and manufacturing method thereofHATATANI MASAHIKO·Filed 2009·Granted Apr 3, 2012·17 cites·16 claims
- 1081US6563677B2Magnetoresistive effect type reproducing head and magnetic disk apparatus equipped with the reproducing headHITACHI LTD·Filed 2002·Granted May 13, 2003·11 cites·3 claims
- 1179US6385015B2Magnetoresistive effect type reproducing head and magnetic disk apparatus equipped with the reproducing headHITACHI LTD·Filed 2001·Granted May 7, 2002·10 cites·4 claims
- 1278US8873203B2Magnetic head having a soft magnetic layer formed behind a tunneling magnetoresistance (TMR) sensor in an element height directionHGST Netherlands BV·Filed 2012·Granted Oct 28, 2014·4 cites·20 claims
- 1378US7443636B2Magnetic head having layered film with tilted crystalline grain structureHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted Oct 28, 2008·3 cites·9 claims
- 1476US8064159B2Current perpendicular to plane (CPP) magnetic read headSAKAMOTO KOJI·Filed 2009·Granted Nov 22, 2011·8 cites·16 claims
- 1575US8976492B1Magnetic head having two domain control layers for stabilizing magnetization of the hard bias layerHGST Netherlands BV·Filed 2013·Granted Mar 10, 2015·3 cites·20 claims
- 1675US6515837B1Magnetoresistive head and magnetic storage apparatusHITACHI LTD·Filed 2000·Granted Feb 4, 2003·11 cites·13 claims
- 1774US8810953B2Error recovery based on applying current/voltage to a heating element of a magnetic headOKADA YUKIMASA·Filed 2011·Granted Aug 19, 2014·4 cites·20 claims
- 1874US7697245B2CPP-GMR magnetic head having GMR-screen layerHITACHI GLOBAL STORAGE TECH·Filed 2006·Granted Apr 13, 2010·2 cites·8 claims
- 1974US7061727B2Magnetoresistive head using multilayered varistor materialHITACHI LTD·Filed 2001·Granted Jun 13, 2006·9 cites·8 claims
- 2073US7733614B2Magneto-resistive head having a stable response property without longitudinal biasing and method for manufacturing the sameHITACHI GLOBAL STORAGE TECH·Filed 2007·Granted Jun 8, 2010·4 cites·5 claims
- 2172US6337784B2Magnetoresistive effect type reproducing head and magnetic disk apparatus equipped with the reproducing headHITACHI LTD·Filed 2000·Granted Jan 8, 2002·6 cites·8 claims
- 2270US7876536B2Multilayered film having crystal grains grown at an inclination to a substrate, and magnetoresistive head using the filmHITACHI GLOBAL STORAGE TECH NL·Filed 2007·Granted Jan 25, 2011·1 cites·14 claims
- 2369US8189304B2Magnetoresistive magnetic head having a cpp element using a heusler alloy layer and a high saturation magnetization layerOKAMURA SUSUMU·Filed 2009·Granted May 29, 2012·5 cites·17 claims
- 2468US7440240B2Magnetic head with domain stabilization and magnetic recording/reproducing apparatus using the sameHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted Oct 21, 2008·1 cites·10 claims
- 2563US8760821B1Higher stability read head using a read sensor with a flat back edgeHGST Netherlands BV·Filed 2013·Granted Jun 24, 2014·1 cites·13 claims
- 2658US6317301B2Magnetoresistive effect type reproducing head and magnetic disk apparatus equipped with the reproducing headHITACHI LTD·Filed 1998·Granted Nov 13, 2001·9 cites·4 claims
- 2756US9019649B2Error recovery based on applying current/voltage to a heating element of a magnetic headHGST Netherlands BV·Filed 2014·Granted Apr 28, 2015·0 cites·20 claims
- 2854US8778515B2Magneto-resistive effect element, magnetic head, and magnetic recording/reading apparatusSATO YO·Filed 2008·Granted Jul 15, 2014·2 cites·19 claims
- 2951US8081402B2Magnetoresistive head having a current screen layer for confining current therein and method of manufacture thereofSATO YO·Filed 2007·Granted Dec 20, 2011·0 cites·10 claims
- 3040US2003091864A1Lamination comprising oxide layer, magnetoresistive head using the same, and magnetic recording and reproducing deviceFiled 2002·Application pending·0 cites
- 3140US2004042127A1Spin-valve head containing partial current-screen-layer, product method of said head, and current-screen methodHITACHI LTD·Filed 2003·Application pending·0 cites
- 3238US2001021088A1Magnetoresistive head and magnetic storage apparatusFiled 2001·Application pending·0 cites
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