Inventor
KAMATA YOSHIYUKI
JP93 patents
⚠️ This page may combine multiple inventors who share the name “KAMATA YOSHIYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOSHIBA KK
35 patentsUS7067207B2Jun 27, 2006
Magnetic recording medium having a patterned soft magnetic layer
TOSHIBA KK93 citations98
US6841224B2Jan 11, 2005
Method of patterning magnetic products using chemical reactions
TOSHIBA KK64 citations96
US7572528B2Aug 11, 2009
Magnetic recording medium, method of manufacturing the same, and magnetic recording/reproduction apparatus
TOSHIBA KK22 citations93
US7323258B2Jan 29, 2008
Magnetic recording medium and method for manufacturing the same
TOSHIBA KK29 citations93
US7141317B2Nov 28, 2006
Perpendicular magnetic recording medium
TOSHIBA KK30 citations93
US8049993B2Nov 1, 2011
Magnetic recording medium and magnetic storage device
TOSHIBA KK14 citations84
US7898768B2Mar 1, 2011
Patterned medium with magnetic pattern depth relationship
TOSHIBA KK8 citations84
US7826176B2Nov 2, 2010
Magnetic recording medium with thicker protective film in edge areas and magnetic recording apparatus using the medium
TOSHIBA KK11 citations84
US7782562B2Aug 24, 2010
Magnetic recording media and magnetic recording device
TOSHIBA KK12 citations84
US7760467B2Jul 20, 2010
Substrate for magnetic recording medium, magnetic recording medium, and magnetic recording apparatus
TOSHIBA KK9 citations84
US7708543B2May 4, 2010
Stamper for magnetic recording media, method of manufacturing magnetic recording media using the same, and method of manufacturing stamper for magnetic recording media
TOSHIBA KK13 citations84
US7686972B2Mar 30, 2010
Method for manufacturing magnetic recording medium
TOSHIBA KK18 citations84
US7662264B2Feb 16, 2010
Method for producing magnetic recording medium
TOSHIBA KK9 citations84
US7625645B2Dec 1, 2009
Patterned magnetic recording media, stamper for manufacture of patterned magnetic recording media, method of manufacturing patterned magnetic recording media, and magnetic recording/reproduction apparatus
TOSHIBA KK10 citations84
US7575705B2Aug 18, 2009
Method for manufacturing a magnetic recording medium utilizing first and second imprint stampers
TOSHIBA KK9 citations84
US7319568B2Jan 15, 2008
Magnetic recording media, magnetic recording apparatus, and stamper
TOSHIBA KK16 citations84
US7203969B2Apr 10, 2007
Recording medium, recording-medium management method, and recording-medium management system
TOSHIBA KK16 citations84
US7195827B2Mar 27, 2007
Perpendicular magnetic recording medium
TOSHIBA KK14 citations84
US7166261B2Jan 23, 2007
Method of patterning products using chemical reaction
TOSHIBA KK12 citations84
US7314833B2Jan 1, 2008
Method for manufacturing substrate for discrete track recording media and method for manufacturing discrete track recording media
TOSHIBA KK7 citations74
US7232621B2Jun 19, 2007
Method of patterning magnetic products using chemical reaction
TOSHIBA KK6 citations74
US9064522B2Jun 23, 2015
Stamper and method of manufacturing bit patterned medium using stamper
TOSHIBA KK3 citations63
US8974682B2Mar 10, 2015
Self-assembled pattern forming method
TOSHIBA KK2 citations63
US8958177B2Feb 17, 2015
Magnetic recording medium and method of fabricating the same
TOSHIBA KK2 citations63
US8043516B2Oct 25, 2011
Method of manufacturing magnetic recording medium and magnetic recording medium
TOSHIBA KK2 citations63
US8029682B2Oct 4, 2011
Method of manufacturing magnetic recording medium
TOSHIBA KK2 citations63
US8012361B2Sep 6, 2011
Method of manufacturing magnetic recording medium
TOSHIBA KK4 citations63
US8002997B2Aug 23, 2011
Method of manufacturing magnetic recording medium and magnetic recording medium
TOSHIBA KK3 citations63
US7993536B2Aug 9, 2011
Method of manufacturing magnetic recording medium
TOSHIBA KK2 citations63
US7978434B2Jul 12, 2011
Magnetic recording medium, method of fabricating the same, and magnetic recording apparatus
TOSHIBA KK4 citations63
US7972523B2Jul 5, 2011
Method of manufacturing magnetic recording medium
TOSHIBA KK3 citations63
US7967993B2Jun 28, 2011
Method of manufacturing magnetic recording medium
TOSHIBA KK5 citations63
US7938978B2May 10, 2011
Method of manufacturing stamper
TOSHIBA KK2 citations63
US7936537B2May 3, 2011
Substrate for magnetic recording medium, magnetic recording medium, and magnetic recording and reproducing apparatus
TOSHIBA KK4 citations63
US7923136B2Apr 12, 2011
Magnetic recording medium and method of manufacturing the same
TOSHIBA KK2 citations63
YOKOGAWA ELECTRIC CORP
3 patentsFURUKAWA ELECTRIC CO LTD
3 patentsUS5369718ANov 29, 1994
Total internal reflection-type optical waveguide switch
FURUKAWA ELECTRIC CO LTD38 citations93
US5033811AJul 23, 1991
Optical switch
FURUKAWA ELECTRIC CO LTD13 citations73
US4909590AMar 20, 1990
Method and apparatus for switching optical connector
FURUKAWA ELECTRIC CO LTD18 citations71
SAKURAI MASATOSHI
3 patentsSONY OLYMPUS MEDICAL SOLUTIONS INC
2 patentsKIMURA KAORI
1 patentSONY CORP
1 patentFUKUKAWA ELECTRIC CO LTD
1 patent(unassigned)
1 patentShowing the top 50 of 93 patents by PatentIndex Score.