Inventor
ISOWAKI YOUSUKE
JP41 patents
⚠️ This page may combine multiple inventors who share the name “ISOWAKI YOUSUKE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOSHIBA KK
35 patentsUS9805745B1Oct 31, 2017
Magnetic recording and reproducing device comprising a magnetic head including a trailing shield and first and second shields having alternating magnetic and nonmagnetic layers
TOSHIBA KK19 citations84
US9275660B1Mar 1, 2016
Magnetic head having first magnetic shield, stack, side shield, antiferromagnetic layer, and second magnetic shield, magnetic head assembly, magnetic recording and reproducing apparatus, and manufacturing method of magnetic head
TOSHIBA KK8 citations84
US8879213B2Nov 4, 2014
Magneto-resistance effect element, magnetic head, magnetic head assembly, magnetic recording and reproducing apparatus, and method for manufacturing magneto-resistance effect element
TOSHIBA KK10 citations84
US12367100B2Jul 22, 2025
Magnetic reproducing processing device, magnetic recording/reproducing device and magnetic reproducing method
TOSHIBA KK2 citations75
US9583134B2Feb 28, 2017
Magnetic recording and reproducing device
TOSHIBA KK5 citations73
US9214171B2Dec 15, 2015
Magnetoresistance effect element, magnetic head, magnetic head assembly, magnetic recording and reproducing device, and method for manufacturing magnetoresistance effect element
TOSHIBA KK5 citations73
US9208804B1Dec 8, 2015
Magnetic head and magnetic recording and reproducing apparatus
TOSHIBA KK4 citations73
US9275662B2Mar 1, 2016
Magnetic head, magnetic recording and reproducing apparatus, and method of manufacturing magnetic head
TOSHIBA KK2 citations63
US9013837B2Apr 21, 2015
Magnetoresistive element including a changing composition as distance increases away from an intermediate film, and magnetic head with the same
TOSHIBA KK3 citations63
US8970993B2Mar 3, 2015
Magnetoresistive magnetic head with magnetoresistive film including a metal layer and a Heusler alloy layer, and magnetic recording and reproducing apparatus
TOSHIBA KK2 citations63
US8953286B2Feb 10, 2015
Magnetoresistive element with aluminum or iron concentration ratio changed in film-thickness direction
TOSHIBA KK2 citations63
US8913351B2Dec 16, 2014
Magnetoresistance effect element, magnetic head, magnetic head assembly, and magnetic recording and reproducing device
TOSHIBA KK3 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
US7972523B2Jul 5, 2011
Method of manufacturing magnetic recording medium
TOSHIBA KK3 citations63
US7967993B2Jun 28, 2011
Method of manufacturing magnetic recording medium
TOSHIBA KK5 citations63
US12100430B2Sep 24, 2024
Data processor, magnetic recording/reproducing device, and magnetic recording/reproducing system
TOSHIBA KK0 citations62
US12020726B2Jun 25, 2024
Magnetic reproduction processing device, magnetic recording/reproducing device, and magnetic reproducing method
TOSHIBA KK0 citations62
US10388350B2Aug 20, 2019
Memory system, semiconductor storage device, and signal processing system
TOSHIBA KK1 citations62
US12469520B2Nov 11, 2025
Magnetic recording device and magnetic recording system
TOSHIBA KK0 citations52
US12068009B2Aug 20, 2024
Magnetic recording device, magnetic recording system, and control method for magnetic recording device
TOSHIBA KK0 citations52
US9583123B2Feb 28, 2017
Magnetoresistance effect element, magnetic head, magnetic head assembly, magnetic recording and reproducing device, and method for manufacturing magnetoresistance effect element
TOSHIBA KK0 citations52
US9489970B2Nov 8, 2016
Magnetic head and magnetic recording and reproducing apparatus
TOSHIBA KK0 citations52
US8017023B2Sep 13, 2011
Method of manufacturing magnetic recording medium and magnetic recording medium
TOSHIBA KK1 citations52
US11817138B2Nov 14, 2023
Operating condition determining device, magnetic recording / reproducing device, and magnetic recording/reproducing system
TOSHIBA KK0 citations51
US11600297B1Mar 7, 2023
Magnetic reproducing and processing device, magnetic recording and reproducing device, and magnetic reproducing method
TOSHIBA KK0 citations51
US10083711B1Sep 25, 2018
Magnetic recording apparatus and recording current control apparatus
TOSHIBA KK0 citations51
US12567441B2Mar 3, 2026
Magnetic recording device and a method for manufacturing the same
TOSHIBA KK0 citations49
US9373356B2Jun 21, 2016
Magnetic recording and reproducing device and magnetic recording and reproducing method
TOSHIBA KK0 citations42
US9214179B2Dec 15, 2015
Magnetic recording medium, method of manufacturing the same, and magnetic recording/reproduction apparatus
TOSHIBA KK0 citations42
US9147411B2Sep 29, 2015
Magnetic recording and reproducing device
TOSHIBA KK0 citations42
US8879215B2Nov 4, 2014
Magnetoresistance effect element, magnetic head, magnetic head assembly, and magnetic recording and reproducing device
TOSHIBA KK0 citations42
US10170141B1Jan 1, 2019
Magnetic recording and reproducing device
TOSHIBA KK0 citations41