Inventor · disambiguated record
Kazuya Shimakawa
Also filed as: SHIMAKAWA KAZUYA
25 granted patents·8 pending applications·166 citations·filing 2003–2010
95Inventor score
Top patents by PatentIndex Score
33 records- 0194US7352529B2Magnetic recording medium and magnetic recording and reproducing device using a magnetic recording layer formed with a predetermined concavo-convex patternTDK CORP·Filed 2005·Granted Apr 1, 2008·22 cites·11 claims
- 0292US7385785B2Magnetic recording medium and magnetic recording and reproduction apparatusTDK CORP·Filed 2005·Granted Jun 10, 2008·14 cites·20 claims
- 0390US7800859B2Recording/reproducing apparatus and tracking servo control methodTDK CORP·Filed 2008·Granted Sep 21, 2010·11 cites·12 claims
- 0489US7423842B2Magnetic recording medium having servo and data track regions with different arithmetical mean deviationsTDK CORP·Filed 2005·Granted Sep 9, 2008·10 cites·11 claims
- 0587US7821738B2Magnetic recording medium, stamper recording/reproducing apparatus and method of measuring a parameterTDK CORP·Filed 2006·Granted Oct 26, 2010·8 cites·13 claims
- 0687US7505220B2Magnetic recording medium, recording/reproducing apparatus, and stamperTDK CORP·Filed 2006·Granted Mar 17, 2009·7 cites·7 claims
- 0786US7494727B2Magnetic recording medium and magnetic recording and reproducing apparatusTDK CORP·Filed 2005·Granted Feb 24, 2009·7 cites·11 claims
- 0885US7517406B2Magnetic garnet material, faraday rotator, optical device, bismuth-substituted rare earth-iron-garnet single-crystal film and method for producing the same and crucible for producing the sameTDK CORP·Filed 2007·Granted Apr 14, 2009·11 cites·3 claims
- 0985US7333261B2Magnetic garnet material, faraday rotator, optical device, bismuth-substituted rare earth-iron-garnet single-crystal film and method for producing the same crucible for producing the sameTDK CORP·Filed 2006·Granted Feb 19, 2008·11 cites·6 claims
- 1084US7741229B2Method for manufacturing magnetic recording mediumTDK CORP·Filed 2005·Granted Jun 22, 2010·9 cites·17 claims
- 1184US7554760B2Recording/reproducing apparatus and method of measuring a parameterTDK CORP·Filed 2006·Granted Jun 30, 2009·6 cites·6 claims
- 1283US7403353B2Magnetic recording and reproducing system with recording layer having predetermined convex-concave patternTDK CORP·Filed 2006·Granted Jul 22, 2008·10 cites·27 claims
- 1382US7133189B2Magnetic garnet material, faraday rotator, optical device, bismuth-substituted rare earth-iron-garnet single-crystal film and method for producing the same and crucible for producing the sameTDK CORP·Filed 2003·Granted Nov 7, 2006·17 cites·3 claims
- 1481US7616404B2Magnetic recording medium, magnetic recording and reproducing apparatus, and method for manufacturing magnetic recording mediumTDK CORP·Filed 2007·Granted Nov 10, 2009·8 cites·13 claims
- 1575US7158340B2Magnetic recording and reproducing apparatus and magnetic recording mediumTDK CORP·Filed 2005·Granted Jan 2, 2007·5 cites·27 claims
- 1674US8040633B2Magnetic head and magnetic recording-reproducing apparatusTDK CORP·Filed 2007·Granted Oct 18, 2011·2 cites·9 claims
- 1773US7604880B2Information recording mediumTDK CORP·Filed 2005·Granted Oct 20, 2009·2 cites·5 claims
- 1872US7672075B2Magnetic recording medium, recording/reproducing apparatus, and stamperTDK CORP·Filed 2005·Granted Mar 2, 2010·4 cites·10 claims
- 1968US7482070B2Magnetic recording mediumTDK CORP·Filed 2005·Granted Jan 27, 2009·1 cites·8 claims
- 2067US7811077B2Stamper, imprinting method, and method of manufacturing an information recording mediumTDK CORP·Filed 2006·Granted Oct 12, 2010·1 cites·14 claims
- 2154US7864469B2Information recording medium, recording/reproducing apparatus, and stamperTDK CORP·Filed 2008·Granted Jan 4, 2011·0 cites·12 claims
- 2252US7541106B2Magnetic recording medium and magnetic recording/reproducing deviceTDK CORP·Filed 2006·Granted Jun 2, 2009·0 cites·4 claims
- 2352US2009067092A1Magnetic recording medium, magnetic recording and reproducing apparatus, and method for manufacturing magnetic recording mediumTDK CORP·Filed 2008·Application pending·0 cites
- 2452US2008237938A1Method for manufacturing information recording medium, method of transferring concavo-convex pattern, and transfer apparatusTDK CORP·Filed 2008·Application pending·0 cites
- 2551US2008087631A1Ion gun, ion beam etching apparatus, ion beam etching facility, etching method, and method for manufacturing magnetic recording mediumTDK CORP·Filed 2007·Application pending·0 cites
- 2650US7940494B2Magnetic recording medium, magnetic recording and reproducing apparatus, and method for manufacturing magnetic recording mediumTDK CORP·Filed 2008·Granted May 10, 2011·0 cites·14 claims
- 2750US2007275270A1Information mediumTDK CORP·Filed 2007·Application pending·0 cites
- 2849US2007196565A1Method for manufacturing magnetic recording mediumTDK CORP·Filed 2007·Application pending·0 cites
- 2948US7597972B2Magnetic recording medium including a patterned intermediate layer and a non-patterned soft magnetic layer and manufacturing method thereofTDK CORP·Filed 2005·Granted Oct 6, 2009·0 cites·12 claims
- 3046US2006132970A1Magnetic recording/reproducing device, magnetic recording medium, and magnetic headTDK CORP·Filed 2005·Application pending·0 cites
- 3145US2006040140A1Magnetic recording medium and magnetic recording/reproducing apparatusTDK CORP·Filed 2005·Application pending·0 cites
- 3244US2007108163A1Stamper, imprinting method, and method of manufacturing an information recording mediumTDK CORP·Filed 2006·Application pending·0 cites
- 3337US8298691B2Magnetic recording medium and magnetic recording and reproducing apparatusUCHIYAMA YOSHINORI·Filed 2010·Granted Oct 30, 2012·0 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →