Inventor
KIKITSU AKIRA
JP129 patents
⚠️ This page may combine multiple inventors who share the name “KIKITSU AKIRA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOSHIBA KK
47 patentsUS6602620B1Aug 5, 2003
Magnetic recording apparatus, magnetic recording medium and manufacturing method thereof
TOSHIBA KK221 citations99
US6014296AJan 11, 2000
Magnetic disk, method of manufacturing magnetic disk and magnetic recording apparatus
TOSHIBA KK187 citations99
US7067207B2Jun 27, 2006
Magnetic recording medium having a patterned soft magnetic layer
TOSHIBA KK93 citations98
US6830824B2Dec 14, 2004
Magnetic recording medium with multiple magnetic layers capable of being exchange coupled at elevated temperatures and magnetic recording apparatus
TOSHIBA KK105 citations98
US6636460B2Oct 21, 2003
Thermally-assisted magnetic recording method and thermally-assisted magnetic recorder
TOSHIBA KK87 citations98
US6174597B1Jan 16, 2001
Magnetic recording apparatus
TOSHIBA KK83 citations97
US6795380B2Sep 21, 2004
Optically-assisted magnetic recording head and optically-assisted magnetic recording apparatus
TOSHIBA KK62 citations96
US6741524B2May 25, 2004
Thermally-assisted magnetic recording and reproducing device having an electron beam thermal source
TOSHIBA KK57 citations96
US5652054AJul 29, 1997
Magnetic recording media having a magnetic thin film made of magnetic metals grains and nonmagnetic matrix
TOSHIBA KK56 citations96
US7372648B2May 13, 2008
Optically-assisted magnetic recording head and optically-assisted magnetic recording apparatus
TOSHIBA KK23 citations93
US7345838B2Mar 18, 2008
Magnetic recording media and magnetic recording and reproducing apparatus
TOSHIBA KK23 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
US6982845B2Jan 3, 2006
Magnetic recording apparatus and magnetic recording method
TOSHIBA KK47 citations93
US6881495B2Apr 19, 2005
Magnetic recording medium including functional and recording layers orthogonally exchange coupled
TOSHIBA KK38 citations93
US6826144B1Nov 30, 2004
Optical recording medium, optical recording and/or reproducing method, and optical recording and/or reproducing system
TOSHIBA KK19 citations93
US6493164B1Dec 10, 2002
Magnetic recording apparatus and method of magnetic recording
TOSHIBA KK30 citations93
US6296915B1Oct 2, 2001
Optical recording medium
TOSHIBA KK33 citations93
US5981054ANov 9, 1999
Magnetic recording medium and method for manufacturing the same
TOSHIBA KK37 citations93
US5729408AMar 17, 1998
Magnetic recording/reproducing apparatus having a magnetic head with a linearly movable arm provided with a plurality of recording/reproducing elements
TOSHIBA KK40 citations93
US6240060B1May 29, 2001
Phase change optical recording medium
TOSHIBA KK20 citations92
US11237230B1Feb 1, 2022
Magnetic sensor and inspection device
TOSHIBA KK10 citations86
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
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
US7494725B2Feb 24, 2009
Magnetic recording medium, method for manufacturing recording medium and magnetic recording apparatus
TOSHIBA KK9 citations84
US7443626B2Oct 28, 2008
Patterned disk medium for vertical magnetic recording, and magnetic disk drive with the medium
TOSHIBA KK16 citations84
US7330335B2Feb 12, 2008
Magnetic recording medium, magnetic recording apparatus and magnetic recording method
TOSHIBA KK10 citations84
US7319568B2Jan 15, 2008
Magnetic recording media, magnetic recording apparatus, and stamper
TOSHIBA KK16 citations84
US7195827B2Mar 27, 2007
Perpendicular magnetic recording medium
TOSHIBA KK14 citations84
US6930847B2Aug 16, 2005
Magnetic recording-reproducing apparatus
TOSHIBA KK12 citations84
US6777078B2Aug 17, 2004
Magnetic recording medium with L10 crystal grains including three or more elements
TOSHIBA KK15 citations84
US7343857B2Mar 18, 2008
Imprint apparatus and method for imprinting
TOSHIBA KK19 citations80
US7894155B2Feb 22, 2011
Magnetic recording medium, method of fabricating the same, and magnetic recording apparatus
TOSHIBA KK6 citations74
US7431999B2Oct 7, 2008
Perpendicular magnetic recording medium and magnetic recording/reproducing apparatus
TOSHIBA KK7 citations74
US7416794B2Aug 26, 2008
Magnetic recording medium, method for manufacturing recording medium and magnetic recording apparatus
TOSHIBA KK7 citations74
US7314833B2Jan 1, 2008
Method for manufacturing substrate for discrete track recording media and method for manufacturing discrete track recording media
TOSHIBA KK7 citations74
US6894857B2May 17, 2005
Magnetic recording apparatus and method of designing the same
TOSHIBA KK8 citations74
US5780135AJul 14, 1998
Magnetic disc apparatus
TOSHIBA KK8 citations74
US11710501B2Jul 25, 2023
Magnetic head and magnetic recording device
TOSHIBA KK2 citations73
US11513173B2Nov 29, 2022
Magnetic sensor and inspection device
TOSHIBA KK2 citations73
US11493572B2Nov 8, 2022
Magnetic sensor
TOSHIBA KK2 citations73
US11493571B2Nov 8, 2022
Magnetic sensor and inspection device
TOSHIBA KK2 citations73
US11432751B2Sep 6, 2022
Magnetic sensor and inspection device
TOSHIBA KK3 citations73
US11402441B2Aug 2, 2022
Magnetic sensor and inspection device
TOSHIBA KK2 citations73
MORISE HIROFUMI
2 patentsNAKAMURA SHIHO
1 patentShowing the top 50 of 129 patents by PatentIndex Score.