Inventor
YOSHIDA NOBUO
JP56 patents
⚠️ This page may combine multiple inventors who share the name “YOSHIDA NOBUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI GLOBAL STORAGE TECH
13 patentsUS7535675B2May 19, 2009
Magnetic recording head with shaped pole
HITACHI GLOBAL STORAGE TECH28 citations92
US7561384B2Jul 14, 2009
Magneto-resistive sensor having small track width and sensor height using stopper layer
HITACHI GLOBAL STORAGE TECH10 citations83
US7145750B2Dec 5, 2006
Perpendicular magnetic recording head and perpendicular magnetic recording and reproducing system
HITACHI GLOBAL STORAGE TECH7 citations74
US7054106B2May 30, 2006
Magnetic head and magnetic storage apparatus
HITACHI GLOBAL STORAGE TECH9 citations74
US7310203B2Dec 18, 2007
Thin film magnetic head having magnetic pole edge layer for achieving both improvement of recording magnetic field and reduction of unnecessary leakage magnetic field, and method of manufacturing same
HITACHI GLOBAL STORAGE TECH7 citations73
US7142392B2Nov 28, 2006
Thin film head, producing method thereof and magnetic disk apparatus
HITACHI GLOBAL STORAGE TECH7 citations73
US7522387B2Apr 21, 2009
Thin film magnetic head and fabrication process for preventing short-circuit failure in a narrow track width and narrow gap length
HITACHI GLOBAL STORAGE TECH3 citations63
US7405905B2Jul 29, 2008
Perpendicular magnetic recording and reproducing head
HITACHI GLOBAL STORAGE TECH2 citations63
US7042677B2May 9, 2006
Recording/producing separated type magnetic head
HITACHI GLOBAL STORAGE TECH6 citations62
US7536776B2May 26, 2009
Fabrication method for thin film magnetic heads
HITACHI GLOBAL STORAGE TECH2 citations61
US7446981B2Nov 4, 2008
Magnetic head, fabrication process of magnetic head, and magnetic disk storage apparatus mounting magnetic head
HITACHI GLOBAL STORAGE TECH3 citations61
US7333301B2Feb 19, 2008
Magnetic recording head and method for manufacturing
HITACHI GLOBAL STORAGE TECH0 citations52
US7150819B2Dec 19, 2006
Structure and plating method of thin film magnetic head and magnetic storage apparatus
HITACHI GLOBAL STORAGE TECH0 citations52
HGST Netherlands BV
8 patentsUS9355655B1May 31, 2016
Magnetic capping layer structure for a spin torque oscillator
HGST Netherlands BV35 citations94
US9269383B1Feb 23, 2016
Multi-sensor (MIMO) head having a back side antiferromagnetic middle shield
HGST Netherlands BV24 citations94
US9099125B1Aug 4, 2015
Current-perpendicular-to-the-plane (CPP) magnetoresistive (MR) sensor structure with stacked sensors for minimization of the effect of head skew
HGST Netherlands BV35 citations94
US8953284B1Feb 10, 2015
Multi-read sensor having a narrow read gap structure
HGST Netherlands BV7 citations82
US9082436B1Jul 14, 2015
Zig-zag MIMO head reducing space between three sensors
HGST Netherlands BV6 citations80
US9190081B2Nov 17, 2015
AF-coupled dual side shield reader with AF-coupled USL
HGST Netherlands BV2 citations62
US9336802B2May 10, 2016
Zig-zag MIMO head reducing space between three sensors
HGST Netherlands BV0 citations48
US9042060B2May 26, 2015
Magnetic head having a long throat height pinned layer with a short height hard bias layer
HGST Netherlands BV0 citations46
HITACHI LTD
5 patentsUS6791795B2Sep 14, 2004
Thin film magnetic head having inductive write portion features that provide high recording field strength
HITACHI LTD51 citations92
US6999270B2Feb 14, 2006
Magnetic head and a magnetic disk drive
HITACHI LTD8 citations74
US6693774B2Feb 17, 2004
Magnetoresistive sensor and magnetic storage apparatus
HITACHI LTD11 citations74
US5083181AJan 21, 1992
Semiconductor integrated circuit device and wiring method thereof
HITACHI LTD18 citations74
US6723449B2Apr 20, 2004
Structure and plating method of thin film magnetic head and magnetic storage apparatus
HITACHI LTD12 citations73
EISAI R&D MAN CO LTD
3 patentsUS10188652B2Jan 29, 2019
Compositions and methods for treating insomnia
EISAI R&D MAN CO LTD8 citations81
US11026944B2Jun 8, 2021
Compositions and methods for treating insomnia
EISAI R&D MAN CO LTD1 citations70
US10702529B2Jul 7, 2020
Compositions and methods for treating insomnia
EISAI R&D MAN CO LTD1 citations70
SHIONOGI & CO
3 patentsHITACHI GLOBAL STORAGE TECH NL
3 patentsUS7881022B2Feb 1, 2011
Magnetic head and method for fabricating the same
HITACHI GLOBAL STORAGE TECH NL5 citations61
US8373943B2Feb 12, 2013
Magnetic head having a multilayer magnetic film and method for producing the same
HITACHI GLOBAL STORAGE TECH NL0 citations52
US8355224B2Jan 15, 2013
Sensor shape of a CPP magnetic head for improving the MR ratio
HITACHI GLOBAL STORAGE TECH NL0 citations52
NIPPON KAYAKU KK
2 patentsSHIIMOTO MASATO
2 patentsUS8824103B2Sep 2, 2014
Magnetic recording head and magnetic recording apparatus
SHIIMOTO MASATO5 citations72
US8537505B2Sep 17, 2013
Magnetoresistive effect head having a free layer and a magnetic domain control layer that applies a magnetic field more strongly in an upper part of the free layer
SHIIMOTO MASATO6 citations72
MINOLTA CAMERA KK
1 patentISHIHARA CHEMICAL CO LTD
1 patentYASUI KAN
1 patentICHIKAWA CO LTD
1 patentUDO YUTA
1 patentHITACHI GLOBAL STORAGE TEHCNOL
1 patentNISSHIN OIL MILLS LTD
1 patentKYOCERA CORP
1 patentYOSHIDA NOBUO
1 patentMITSUBISHI ELECTRIC CORP
1 patentBABCOCK HITACHI KK
1 patentShowing the top 50 of 56 patents by PatentIndex Score.