Inventor · disambiguated record
Yoshiyuki Kamata
Also filed as: KAMATA YOSHIYUKI
90 granted patents·44 pending applications·653 citations·filing 1988–2020
99Inventor score
Files withTOSHIBA KK83SONY OLYMPUS MEDICAL SOLUTIONS INC8KIMURA KAORI6SAKURAI MASATOSHI6KAMATA YOSHIYUKI4
Top patents by PatentIndex Score
134 records- 0196US7572528B2Magnetic recording medium, method of manufacturing the same, and magnetic recording/reproduction apparatusTOSHIBA KK·Filed 2005·Granted Aug 11, 2009·22 cites·4 claims
- 0296US6841224B2Method of patterning magnetic products using chemical reactionsTOSHIBA KK·Filed 2002·Granted Jan 11, 2005·64 cites·10 claims
- 0395US7067207B2Magnetic recording medium having a patterned soft magnetic layerTOSHIBA KK·Filed 2003·Granted Jun 27, 2006·93 cites·10 claims
- 0494US7686972B2Method for manufacturing magnetic recording mediumTOSHIBA KK·Filed 2007·Granted Mar 30, 2010·18 cites·5 claims
- 0593US7319568B2Magnetic recording media, magnetic recording apparatus, and stamperTOSHIBA KK·Filed 2005·Granted Jan 15, 2008·16 cites·10 claims
- 0692US8049993B2Magnetic recording medium and magnetic storage deviceTOSHIBA KK·Filed 2008·Granted Nov 1, 2011·14 cites·11 claims
- 0792US7708543B2Stamper for magnetic recording media, method of manufacturing magnetic recording media using the same, and method of manufacturing stamper for magnetic recording mediaTOSHIBA KK·Filed 2006·Granted May 4, 2010·13 cites·3 claims
- 0892US7141317B2Perpendicular magnetic recording mediumTOSHIBA KK·Filed 2003·Granted Nov 28, 2006·30 cites·8 claims
- 0991US7826176B2Magnetic recording medium with thicker protective film in edge areas and magnetic recording apparatus using the mediumTOSHIBA KK·Filed 2007·Granted Nov 2, 2010·11 cites·8 claims
- 1091US7782562B2Magnetic recording media and magnetic recording deviceTOSHIBA KK·Filed 2006·Granted Aug 24, 2010·12 cites·9 claims
- 1191US7760467B2Substrate for magnetic recording medium, magnetic recording medium, and magnetic recording apparatusTOSHIBA KK·Filed 2006·Granted Jul 20, 2010·9 cites·10 claims
- 1290US8300340B2Magnetic recording mediumSAKURAI MASATOSHI·Filed 2011·Granted Oct 30, 2012·15 cites·5 claims
- 1390US7625645B2Patterned magnetic recording media, stamper for manufacture of patterned magnetic recording media, method of manufacturing patterned magnetic recording media, and magnetic recording/reproduction apparatusTOSHIBA KK·Filed 2006·Granted Dec 1, 2009·10 cites·6 claims
- 1490US7575705B2Method for manufacturing a magnetic recording medium utilizing first and second imprint stampersTOSHIBA KK·Filed 2007·Granted Aug 18, 2009·9 cites·4 claims
- 1590US7323258B2Magnetic recording medium and method for manufacturing the sameTOSHIBA KK·Filed 2004·Granted Jan 29, 2008·29 cites·13 claims
- 1689US8206602B2Method of manufacturing magnetic recording mediumKIMURA KAORI·Filed 2010·Granted Jun 26, 2012·7 cites·17 claims
- 1789US7898768B2Patterned medium with magnetic pattern depth relationshipTOSHIBA KK·Filed 2007·Granted Mar 1, 2011·8 cites·8 claims
- 1889US7662264B2Method for producing magnetic recording mediumTOSHIBA KK·Filed 2006·Granted Feb 16, 2010·9 cites·12 claims
- 1987US7314833B2Method for manufacturing substrate for discrete track recording media and method for manufacturing discrete track recording mediaTOSHIBA KK·Filed 2006·Granted Jan 1, 2008·7 cites·4 claims
- 2085US7936537B2Substrate for magnetic recording medium, magnetic recording medium, and magnetic recording and reproducing apparatusTOSHIBA KK·Filed 2009·Granted May 3, 2011·4 cites·10 claims
- 2185US7635529B2Substrate for magnetic recording media, magnetic recording media and magnetic recording apparatusSHOWA DENKO KK·Filed 2006·Granted Dec 22, 2009·6 cites·7 claims
- 2285US7618549B2Method of forming patterns and method of manufacturing magnetic recording mediaTOSHIBA KK·Filed 2006·Granted Nov 17, 2009·6 cites·12 claims
- 2384US8012361B2Method of manufacturing magnetic recording mediumTOSHIBA KK·Filed 2010·Granted Sep 6, 2011·4 cites·12 claims
- 2484US7616392B2Lens barrel and imaging apparatusSONY CORP·Filed 2008·Granted Nov 10, 2009·13 cites·11 claims
- 2583US7967993B2Method of manufacturing magnetic recording mediumTOSHIBA KK·Filed 2009·Granted Jun 28, 2011·5 cites·1 claims
- 2683US7203969B2Recording medium, recording-medium management method, and recording-medium management systemTOSHIBA KK·Filed 2003·Granted Apr 10, 2007·16 cites·21 claims
- 2783US7166261B2Method of patterning products using chemical reactionTOSHIBA KK·Filed 2004·Granted Jan 23, 2007·12 cites·7 claims
- 2882US10114208B2Medical observation apparatus and medical observation systemSONY OLYMPUS MEDICAL SOLUTIONS INC·Filed 2015·Granted Oct 30, 2018·4 cites·11 claims
- 2982US7978434B2Magnetic recording medium, method of fabricating the same, and magnetic recording apparatusTOSHIBA KK·Filed 2007·Granted Jul 12, 2011·4 cites·13 claims
- 3081US8002997B2Method of manufacturing magnetic recording medium and magnetic recording mediumTOSHIBA KK·Filed 2009·Granted Aug 23, 2011·3 cites·18 claims
- 3181US7195827B2Perpendicular magnetic recording mediumTOSHIBA KK·Filed 2003·Granted Mar 27, 2007·14 cites·11 claims
- 3278US7972523B2Method of manufacturing magnetic recording mediumTOSHIBA KK·Filed 2009·Granted Jul 5, 2011·3 cites·19 claims
- 3376US8974682B2Self-assembled pattern forming methodTOSHIBA KK·Filed 2013·Granted Mar 10, 2015·2 cites·18 claims
- 3476US8865010B2Pattern forming method and imprint mold manufacturing methodTOSHIBA KK·Filed 2013·Granted Oct 21, 2014·1 cites·12 claims
- 3576US8043516B2Method of manufacturing magnetic recording medium and magnetic recording mediumTOSHIBA KK·Filed 2009·Granted Oct 25, 2011·2 cites·2 claims
- 3676US7923136B2Magnetic recording medium and method of manufacturing the sameTOSHIBA KK·Filed 2009·Granted Apr 12, 2011·2 cites·19 claims
- 3775US10823944B2Surgical microscope device and surgical microscope systemSONY OLYMPUS MEDICAL SOLUTIONS INC·Filed 2016·Granted Nov 3, 2020·2 cites·16 claims
- 3875US7738203B2Magnetic recording medium Formatted with ROM and RAM regionsTOSHIBA KK·Filed 2005·Granted Jun 15, 2010·2 cites·7 claims
- 3974US8958177B2Magnetic recording medium and method of fabricating the sameTOSHIBA KK·Filed 2013·Granted Feb 17, 2015·2 cites·10 claims
- 4073US10634896B2Medical observation apparatus and medical observation system that convert an imaging signal to an optical signalSONY OLYMPUS MEDICAL SOLUTIONS INC·Filed 2018·Granted Apr 28, 2020·1 cites·19 claims
- 4173US9064522B2Stamper and method of manufacturing bit patterned medium using stamperTOSHIBA KK·Filed 2014·Granted Jun 23, 2015·3 cites·11 claims
- 4273US8257560B2Patterned media and method of manufacturing the same, and magnetic recording apparatusKAMATA YOSHIYUKI·Filed 2010·Granted Sep 4, 2012·3 cites·3 claims
- 4373US5369718ATotal internal reflection-type optical waveguide switchFURUKAWA ELECTRIC CO LTD·Filed 1992·Granted Nov 29, 1994·38 cites·30 claims
- 4472US8475949B2Method for manufacturing magnetic recording medium and magnetic recording mediumKIMURA KAORI·Filed 2011·Granted Jul 2, 2013·2 cites·2 claims
- 4571US8507116B2Magnetic recording medium and manufacturing method thereofIWASAKI TAKESHI·Filed 2011·Granted Aug 13, 2013·2 cites·15 claims
- 4671US8077416B2Magnetic recording medium formatted with ROM and RAM regionsSAKURAI MASATOSHI·Filed 2010·Granted Dec 13, 2011·2 cites·8 claims
- 4771US8029682B2Method of manufacturing magnetic recording mediumTOSHIBA KK·Filed 2010·Granted Oct 4, 2011·2 cites·10 claims
- 4870US9050752B2Imprint methodTOSHIBA KK·Filed 2013·Granted Jun 9, 2015·1 cites·20 claims
- 4970US8440091B2Magnetic recording medium and method of manufacturing the sameKIMURA KAORI·Filed 2009·Granted May 14, 2013·1 cites·8 claims
- 5070US7983004B2Magnetic recording medium with magnetic film pattern sidewalls having at least two faces of different slope angles and magnetic recording apparatus having the sameTOSHIBA KK·Filed 2007·Granted Jul 19, 2011·1 cites·7 claims
Showing the top 50 of 134 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →