Kenji Kuroki

Person

Fujisawa-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Reduction of high tape contact pressure points against head assembly
- Patent number 12,033,674
- Issue date Jul 9, 2024
- Western Digital Technologies, Inc.
- Oscar J. Ruiz
- G11 - INFORMATION STORAGE
Information Patent Grant
Tape head assembly with single beam, actuator and spring adaptor
- Patent number 11,990,164
- Issue date May 21, 2024
- Western Digital Technologies, Inc.
- Kenji Kuroki
- G11 - INFORMATION STORAGE
Information Patent Grant
Long-term spacing compensation for heat assisted magnetic recording
- Patent number 11,715,493
- Issue date Aug 1, 2023
- Western Digital Technologies, Inc.
- Erhard Schreck
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head with assisted magnetic recording
- Patent number 11,682,419
- Issue date Jun 20, 2023
- Western Digital Technologies, Inc.
- Kenji Kuroki
- G11 - INFORMATION STORAGE
Information Patent Grant
Flat profile tape recording head having beveled non-functional port...
- Patent number 11,615,807
- Issue date Mar 28, 2023
- Western Digital Technologies, Inc.
- Robert G. Biskeborn
- G11 - INFORMATION STORAGE
Information Patent Grant
Media non-contacting magnetic recording head
- Patent number 11,495,254
- Issue date Nov 8, 2022
- Western Digital Technologies, Inc.
- Kenji Kuroki
- G11 - INFORMATION STORAGE
Information Patent Grant
Data storage device rewinding tape so as to reduce tape distortion
- Patent number 11,430,480
- Issue date Aug 30, 2022
- Western Digital Technologies, Inc.
- Kenji Kuroki
- G11 - INFORMATION STORAGE
Information Patent Grant
Tape support system with a load-unload mechanism
- Patent number 11,417,360
- Issue date Aug 16, 2022
- Western Digital Technologies, Inc.
- Minoru Shimada
- G11 - INFORMATION STORAGE
Information Patent Grant
Base apparatus and methods for head assemblies of magnetic storage...
- Patent number 11,189,307
- Issue date Nov 30, 2021
- Western Digital Technologies, Inc.
- Eduardo Torres
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic storage device with heat-assisted magnetic storage head an...
- Patent number 10,468,071
- Issue date Nov 5, 2019
- Western Digital Technologies, Inc.
- Kenji Tasaka
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic-recording head with first thermal fly-height control eleme...
- Patent number 8,773,801
- Issue date Jul 8, 2014
- HGST Netherlands B.V.
- Masayuki Kurita
- G11 - INFORMATION STORAGE
Information Patent Grant
Head-slider including a low-surface-energy film that prevents lubri...
- Patent number 8,427,785
- Issue date Apr 23, 2013
- HGST Netherlands B.V.
- Yoshihiko Ooeda
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive and method for measuring clearance change in the disk drive
- Patent number 8,300,337
- Issue date Oct 30, 2012
- Hitachi Global Storage Technologies, Netherlands B.V.
- Masayuki Kurita
- G11 - INFORMATION STORAGE
Information Patent Grant
Head/disk contact determination
- Patent number 8,259,406
- Issue date Sep 4, 2012
- Hitachi Global Storage Technologies, Netherlands B.V.
- Michiya Kazusawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Head-slider with protrusion control structure and manufacturing met...
- Patent number 8,254,061
- Issue date Aug 28, 2012
- Hitachi Global Storage Technologies, Netherlands B.V.
- Kenji Kuroki
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive, head-slider and method for controlling clearance of a r...
- Patent number 8,125,728
- Issue date Feb 28, 2012
- Hitachi Global Storage Technologies, Netherlands B.V.
- Masayuki Kurita
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive, method for measuring clearance and method for writing s...
- Patent number 8,018,673
- Issue date Sep 13, 2011
- Hitachi Global Storage Technologies, Netherlands B.V.
- Manabu Saikawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive and method for controlling clearance in the disk drive
- Patent number 8,009,380
- Issue date Aug 30, 2011
- Hitachi Global Storage Technologies, Netherlands, B.V.
- Shinji Matsushita
- G11 - INFORMATION STORAGE
Information Patent Grant
Disc drive device
- Patent number 7,894,149
- Issue date Feb 22, 2011
- Hitachi Global Storage Technologies, Netherlands, B.V.
- Hiroyasu Masuda
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disk drive with head retraction control
- Patent number 7,706,097
- Issue date Apr 27, 2010
- Hitachi Global Storage Technologies Netherlands B.V.
- Kenji Kuroki
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive and method of retracting head thereof
- Patent number 7,551,389
- Issue date Jun 23, 2009
- Hitachi Global Storage Technologies Netherlands B.V.
- Shingo Tsuda
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disk drive using load/unload area for data storage
- Patent number 7,542,223
- Issue date Jun 2, 2009
- Hitachi Global Storage Technologies Netherlands B.V.
- Minoru Hashimoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disk drive with head retraction control
- Patent number 7,428,119
- Issue date Sep 23, 2008
- Hitachi Global Storage Technologies Netherlands B.V.
- Kenji Kuroki
- G11 - INFORMATION STORAGE
Information Patent Grant
Rotating disk storage device with a retracting actuator head suspen...
- Patent number 7,298,591
- Issue date Nov 20, 2007
- Hitachi Global Storage Technologies Netherlands B.V.
- Satoshi Matsumura
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disk drive using femto slider and having predetermined lin...
- Patent number 7,245,457
- Issue date Jul 17, 2007
- Hitachi Global Storage Technologies Netherlands B.V.
- Kenji Kuroki
- G11 - INFORMATION STORAGE
Information Patent Grant
Rotating disk storage device having connection structure between FP...
- Patent number 7,070,421
- Issue date Jul 4, 2006
- Hitachi Global Storage Technologies Netherlands B.V.
- Hirofumi Nozaki
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk device and data-erasing method
- Patent number 6,900,956
- Issue date May 31, 2005
- Hitachi Global Storage Technologies Netherlands B.V.
- Hiroki Kitahori
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive breather filter with adsorbent layer shorter than receiv...
- Patent number 6,683,746
- Issue date Jan 27, 2004
- Hitachi Global Storage Technologies Netherlands B.V.
- Kenji Kuroki
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive with improved retract circuit and method
- Patent number 6,643,087
- Issue date Nov 4, 2003
- Hitachi Global Storage Technologies Netherlands B.V.
- Kenji Kuroki
- G11 - INFORMATION STORAGE
Information Patent Grant
Error recovery in unit using GMR sensor
- Patent number 6,490,115
- Issue date Dec 3, 2002
- International Business Machines Corporation
- Hiroaki Suzuki
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
REDUCTION OF HIGH TAPE CONTACT PRESSURE POINTS AGAINST HEAD ASSEMBLY
- Publication number 20240321295
- Publication date Sep 26, 2024
- Western Digital Technologies, Inc.
- Oscar J. RUIZ
- G11 - INFORMATION STORAGE
Information Patent Application
Reduction Of High Tape Contact Pressure Points Against Head Assembly
- Publication number 20230087767
- Publication date Mar 23, 2023
- Western Digital Technologies, Inc.
- Oscar J. RUIZ
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC HEAD WITH ASSISTED MAGNETIC RECORDING
- Publication number 20230052309
- Publication date Feb 16, 2023
- Western Digital Technologies, Inc.
- Kenji KUROKI
- G11 - INFORMATION STORAGE
Information Patent Application
DATA STORAGE DEVICE REWINDING TAPE SO AS TO REDUCE TAPE DISTORTION
- Publication number 20220199118
- Publication date Jun 23, 2022
- Western Digital Technologies, Inc.
- Kenji Kuroki
- G11 - INFORMATION STORAGE
Information Patent Application
Media Non-Contacting Magnetic Recording Head
- Publication number 20220115037
- Publication date Apr 14, 2022
- Western Digital Technologies, Inc.
- Kenji KUROKI
- G11 - INFORMATION STORAGE
Information Patent Application
Reduction Of High Tape Contact Pressure Points Against Head Assembly
- Publication number 20220059128
- Publication date Feb 24, 2022
- Western Digital Technologies, Inc.
- Oscar RUIZ
- G11 - INFORMATION STORAGE
Information Patent Application
BASE APPARATUS AND METHODS FOR HEAD ASSEMBLIES OF MAGNETIC STORAGE...
- Publication number 20210375310
- Publication date Dec 2, 2021
- Western Digital Technologies, Inc.
- Eduardo TORRES
- G11 - INFORMATION STORAGE
Information Patent Application
GAS LEAK DETECTION IN DATA STORAGE DEVICE
- Publication number 20170125067
- Publication date May 4, 2017
- HGST NETHERLANDS B.V.
- Yuka Morimoto
- G01 - MEASURING TESTING
Information Patent Application
MAGNETIC-RECORDING HEAD WITH FIRST THERMAL FLY-HEIGHT CONTROL ELEME...
- Publication number 20120099218
- Publication date Apr 26, 2012
- Masayuki Kurita
- G11 - INFORMATION STORAGE
Information Patent Application
HEAD/DISK CONTACT DETERMINATION
- Publication number 20110141603
- Publication date Jun 16, 2011
- Michiya KAZUSAWA
- G11 - INFORMATION STORAGE
Information Patent Application
DISK DRIVE AND METHOD FOR MEASURING CLEARANCE CHANGE IN THE DISK DRIVE
- Publication number 20110102933
- Publication date May 5, 2011
- Masayuki Kurita
- G11 - INFORMATION STORAGE
Information Patent Application
DISK DRIVE, HEAD-SLIDER AND METHOD FOR CONTROLLING CLEARANCE OF A R...
- Publication number 20110069408
- Publication date Mar 24, 2011
- Masayuki Kurita
- G11 - INFORMATION STORAGE
Information Patent Application
HEAD-SLIDER INCLUDING A LOW-SURFACE-ENERGY FILM THAT PREVENTS LUBRI...
- Publication number 20100149693
- Publication date Jun 17, 2010
- Yoshihiko OOEDA
- G11 - INFORMATION STORAGE
Information Patent Application
DISK DRIVE, METHOD FOR MEASURING CLEARANCE AND METHOD FOR WRITING S...
- Publication number 20100123970
- Publication date May 20, 2010
- Manabu Saikawa
- G11 - INFORMATION STORAGE
Information Patent Application
HEAD-SLIDER WITH PROTRUSION CONTROL STRUCTURE AND MANUFACTURING MET...
- Publication number 20100118442
- Publication date May 13, 2010
- Kenji KUROKI
- G11 - INFORMATION STORAGE
Information Patent Application
Method for manufacturing magnetic disk unit
- Publication number 20090300907
- Publication date Dec 10, 2009
- Hitachi Global Storage Technologies Netherlands B.V.
- Kyo Akagi
- G11 - INFORMATION STORAGE
Information Patent Application
Disc drive device
- Publication number 20090201598
- Publication date Aug 13, 2009
- Hiroyasu Masuda
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic disk drive with head retraction control
- Publication number 20090034114
- Publication date Feb 5, 2009
- Hitachi Global Storage Technlogies Netherlands B.V.
- Kenji Kuroki
- G11 - INFORMATION STORAGE
Information Patent Application
Disk drive and method of retracting head thereof
- Publication number 20080137227
- Publication date Jun 12, 2008
- Hitachi Global Storage Technologies Netherlands B.V.
- Shingo Tsuda
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic disk drive and method for writing/reading
- Publication number 20070086106
- Publication date Apr 19, 2007
- Hitachi Global Storage Technilogies Netherlands B.V.
- Minoru Hashimoto
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic disk drive with head retraction control
- Publication number 20070086108
- Publication date Apr 19, 2007
- Hitachi Global Storage Technologies Netherlands B.V.
- Kenji Kuroki
- G11 - INFORMATION STORAGE
Information Patent Application
Femto slider for small form factor hard disk drive
- Publication number 20050275971
- Publication date Dec 15, 2005
- Hitachi Global Storage Technologies Netherlands, B.V.
- Kenji Kuroki
- G11 - INFORMATION STORAGE
Information Patent Application
Rotating disk storage device having connection structure between FP...
- Publication number 20050130457
- Publication date Jun 16, 2005
- Hitachi Global Storage Technologies Netherlands, B.V.
- Hirofumi Nozaki
- G11 - INFORMATION STORAGE
Information Patent Application
Rotating disk storage device
- Publication number 20050063098
- Publication date Mar 24, 2005
- Hitachi Global Storage Technologies Netherlands, B.V.
- Satoshi Matsumura
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic disk drive
- Publication number 20050013039
- Publication date Jan 20, 2005
- Hitachi Global Storage Technologies Netherlands, B.V.
- Satoshi Matsumura
- G11 - INFORMATION STORAGE
Information Patent Application
Disk device and data-erasing method
- Publication number 20020021521
- Publication date Feb 21, 2002
- International Business Machines Corporation
- Hiroki Kitahori
- H01 - BASIC ELECTRIC ELEMENTS

Kenji Kuroki

Person

Patents Grantslast 30 patents

Reduction of high tape contact pressure points against head assembly

Tape head assembly with single beam, actuator and spring adaptor

Long-term spacing compensation for heat assisted magnetic recording

Magnetic head with assisted magnetic recording

Flat profile tape recording head having beveled non-functional port...

Media non-contacting magnetic recording head

Data storage device rewinding tape so as to reduce tape distortion

Tape support system with a load-unload mechanism

Base apparatus and methods for head assemblies of magnetic storage...

Magnetic storage device with heat-assisted magnetic storage head an...

Magnetic-recording head with first thermal fly-height control eleme...

Head-slider including a low-surface-energy film that prevents lubri...

Disk drive and method for measuring clearance change in the disk drive

Head/disk contact determination

Head-slider with protrusion control structure and manufacturing met...

Disk drive, head-slider and method for controlling clearance of a r...

Disk drive, method for measuring clearance and method for writing s...

Disk drive and method for controlling clearance in the disk drive

Disc drive device

Magnetic disk drive with head retraction control

Disk drive and method of retracting head thereof

Magnetic disk drive using load/unload area for data storage

Magnetic disk drive with head retraction control

Rotating disk storage device with a retracting actuator head suspen...

Magnetic disk drive using femto slider and having predetermined lin...

Rotating disk storage device having connection structure between FP...

Disk device and data-erasing method

Disk drive breather filter with adsorbent layer shorter than receiv...

Disk drive with improved retract circuit and method

Error recovery in unit using GMR sensor

Patents Applicationslast 30 patents

REDUCTION OF HIGH TAPE CONTACT PRESSURE POINTS AGAINST HEAD ASSEMBLY

Reduction Of High Tape Contact Pressure Points Against Head Assembly

MAGNETIC HEAD WITH ASSISTED MAGNETIC RECORDING

DATA STORAGE DEVICE REWINDING TAPE SO AS TO REDUCE TAPE DISTORTION

Media Non-Contacting Magnetic Recording Head

Reduction Of High Tape Contact Pressure Points Against Head Assembly

BASE APPARATUS AND METHODS FOR HEAD ASSEMBLIES OF MAGNETIC STORAGE...

GAS LEAK DETECTION IN DATA STORAGE DEVICE

MAGNETIC-RECORDING HEAD WITH FIRST THERMAL FLY-HEIGHT CONTROL ELEME...

HEAD/DISK CONTACT DETERMINATION

DISK DRIVE AND METHOD FOR MEASURING CLEARANCE CHANGE IN THE DISK DRIVE

DISK DRIVE, HEAD-SLIDER AND METHOD FOR CONTROLLING CLEARANCE OF A R...

HEAD-SLIDER INCLUDING A LOW-SURFACE-ENERGY FILM THAT PREVENTS LUBRI...

DISK DRIVE, METHOD FOR MEASURING CLEARANCE AND METHOD FOR WRITING S...

HEAD-SLIDER WITH PROTRUSION CONTROL STRUCTURE AND MANUFACTURING MET...

Method for manufacturing magnetic disk unit

Disc drive device

Magnetic disk drive with head retraction control

Disk drive and method of retracting head thereof

Magnetic disk drive and method for writing/reading

Magnetic disk drive with head retraction control

Femto slider for small form factor hard disk drive

Rotating disk storage device having connection structure between FP...

Rotating disk storage device

Magnetic disk drive

Disk device and data-erasing method