Inventor · disambiguated record
Kohichi Tateyama
Also filed as: KOUI KATSUHIKO · TATEYAMA KOHICHI
25 granted patents·4 pending applications·857 citations·filing 1994–2007
97Inventor score
Top patents by PatentIndex Score
29 records- 0198US6014296AMagnetic disk, method of manufacturing magnetic disk and magnetic recording apparatusTOSHIBA KK·Filed 1996·Granted Jan 11, 2000·187 cites·10 claims
- 0296US6564445B1Magnetic head manufacturing methodTOSHIBA KK·Filed 2000·Granted May 20, 2003·68 cites·13 claims
- 0394US7196877B2Magnetoresistive element, magnetoresistive head and magnetic reproducing apparatusTOSHIBA KK·Filed 2003·Granted Mar 27, 2007·48 cites·19 claims
- 0493US5905611AThin film magnetic head responsive to spin-dependent scatteringTOSHIBA KK·Filed 1997·Granted May 18, 1999·66 cites·18 claims
- 0592US7525772B2Magnetoresistive device, magnetic reproducing head, and magnetic information reproducing apparatusTOSHIBA KK·Filed 2006·Granted Apr 28, 2009·14 cites·11 claims
- 0692US6172858B1Thin film headTOSHIBA KK·Filed 2000·Granted Jan 9, 2001·29 cites·15 claims
- 0791US5920447AMagnetic disk unit having laminated magnetic headsTOSHIBA KK·Filed 1997·Granted Jul 6, 1999·66 cites·13 claims
- 0889US6724582B2Current perpendicular to plane type magnetoresistive device, magnetic head, and magnetic recording/reproducing apparatusTOSHIBA KK·Filed 2002·Granted Apr 20, 2004·25 cites·20 claims
- 0989US6304415B1Magnetic headTOSHIBA KK·Filed 2000·Granted Oct 16, 2001·24 cites·12 claims
- 1089US6046891AThin film headTOSHIBA KK·Filed 1998·Granted Apr 4, 2000·43 cites·22 claims
- 1187US6757143B2Magnetoresistive effect element, its manufacturing method, magnetic head, magnetic reproducing apparatus, and magnetic memoryTOKYO SHIBAURA ELECTRIC CO·Filed 2002·Granted Jun 29, 2004·30 cites·19 claims
- 1287US6198597B1Thin-film magnetic head having improved magnetic pole structureTOSHIBA KK·Filed 1998·Granted Mar 6, 2001·59 cites·10 claims
- 1384US6108167AMagnetic headTOSHIBA KK·Filed 1998·Granted Aug 22, 2000·35 cites·7 claims
- 1482US6033536AMagnetron sputtering method and sputtering targetTOSHIBA KK·Filed 1996·Granted Mar 7, 2000·56 cites·15 claims
- 1581US7405906B2Current-perpendicular-to-plane magnetoresistance effect device with double current control layersTOSHIBA KK·Filed 2004·Granted Jul 29, 2008·19 cites·9 claims
- 1680US7304825B2CCP-CCP-GMR head assembly with good operating life, and magnetic recording/reproducing apparatus therewithTOSHIBA KK·Filed 2004·Granted Dec 4, 2007·11 cites·4 claims
- 1779US5461527AMagneto-resistive headTOSHIBA KK·Filed 1994·Granted Oct 24, 1995·28 cites·11 claims
- 1876US7514916B2CCP-CPP-GMR head assembly, magnetic recording/reproducing apparatus, and specification method of appropriate sense current direction of CCP-CPP-GMR headTOSHIBA KK·Filed 2007·Granted Apr 7, 2009·2 cites·2 claims
- 1976US6751846B2Magnetic head manufacturing methodTOSHIBA KK·Filed 2003·Granted Jun 22, 2004·9 cites·2 claims
- 2074US6912769B2Method a fabricating a magnetic headTOSHIBA KK·Filed 2003·Granted Jul 5, 2005·10 cites·4 claims
- 2169US7126795B2Magnetic recording head, a magnetic reproducing head, a magnetic recording apparatus, and a magnetic reproducing apparatusTOSHIBA KK·Filed 2001·Granted Oct 24, 2006·7 cites·19 claims
- 2264US6850393B2Magnetic head including a magneto resistive film connected to a yoke portionTOSHIBA KK·Filed 2001·Granted Feb 1, 2005·4 cites·9 claims
- 2354US5894384AMagnetoresistance effect head in which a magnetoresistance effect element and a soft magnetic film form a single magnetic circuitTOSHIBA KK·Filed 1997·Granted Apr 13, 1999·10 cites·3 claims
- 2446US6333840B1Magnetic recording apparatusTOSHIBA KK·Filed 1999·Granted Dec 25, 2001·7 cites·10 claims
- 2546US2004160705A1Yoke type reproducing magnetic head, method for fabricating same, and magnetic disk unitTOSHIBA KK·Filed 2004·Application pending·0 cites
- 2646US2008106825A1Current-perpendicular-to-plane magnetoresistance effect device with double current control layersTOSHIBA KK·Filed 2007·Application pending·0 cites
- 2746US2008106826A1Current-perpendicular-to-plane magnetoresistance effect device with double current double layersTOSHIBA KK·Filed 2007·Application pending·0 cites
- 2842US6940700B2Magnetic head and magnetic reproducing apparatusTOSHIBA KK·Filed 2002·Granted Sep 6, 2005·0 cites·9 claims
- 2939US2002039264A1Yoke type magnetic head and magnetic disk unitTOSHIBA KK·Filed 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →