Hajime Arai

Person

Yokohama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Contact probe, probe holder and probe unit
- Patent number 12,241,913
- Issue date Mar 4, 2025
- NHK Spring Co., Ltd.
- Hajime Arai
- G01 - MEASURING TESTING
Information Patent Grant
Method of manufacturing a wiring structure of a head suspension
- Patent number 10,978,101
- Issue date Apr 13, 2021
- NHK Spring Co., Ltd.
- Hajime Arai
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of manufacturing a wiring structure of a head suspension
- Patent number 10,249,331
- Issue date Apr 2, 2019
- NHK Spring Co., Ltd.
- Hajime Arai
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Pseudo flexure for disk drive and method of testing electronic circ...
- Patent number 9,841,457
- Issue date Dec 12, 2017
- NHK Spring Co., Ltd.
- Futa Sasaki
- G01 - MEASURING TESTING
Information Patent Grant
Flexure of disk drive suspension
- Patent number 9,576,601
- Issue date Feb 21, 2017
- NHK Spring Co., Ltd.
- Hajime Arai
- G11 - INFORMATION STORAGE
Information Patent Grant
Flexure with conductors for multi-reader
- Patent number 9,576,602
- Issue date Feb 21, 2017
- NHK Spring Co., Ltd.
- Hajime Arai
- G11 - INFORMATION STORAGE
Information Patent Grant
Flexure of disk drive suspension
- Patent number 9,576,600
- Issue date Feb 21, 2017
- NHK Spring Co., Ltd.
- Hajime Arai
- G11 - INFORMATION STORAGE
Information Patent Grant
Flexure of disk drive suspension having a tail pad portion with a b...
- Patent number 9,564,155
- Issue date Feb 7, 2017
- NHK Spring Co., Ltd.
- Hajime Arai
- G11 - INFORMATION STORAGE
Information Patent Grant
Wiring structure of head suspension having a stacked interleaved pa...
- Patent number 9,454,982
- Issue date Sep 27, 2016
- NHK Spring Co., Ltd.
- Hajime Arai
- G11 - INFORMATION STORAGE
Information Patent Grant
Flexure of disk drive suspension
- Patent number 9,449,624
- Issue date Sep 20, 2016
- NHK Spring Co., Ltd.
- Hajime Arai
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive flexure
- Patent number 9,064,516
- Issue date Jun 23, 2015
- NHK SPRING CO., LTD.
- Hajime Arai
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of and apparatus for detecting cracks in piezoelectric element
- Patent number 8,890,553
- Issue date Nov 18, 2014
- NHK Spring Co., Ltd.
- Eijiro Furuta
- G01 - MEASURING TESTING
Information Patent Grant
Flexure with insulating layer isolating a portion of a metal substrate
- Patent number 8,711,522
- Issue date Apr 29, 2014
- NHK Spring Co., Ltd.
- Hajime Arai
- G11 - INFORMATION STORAGE
Information Patent Grant
Interleaved circuit of flexure for disk drive
- Patent number 8,705,210
- Issue date Apr 22, 2014
- NHK Spring Co., Ltd.
- Hajime Arai
- G11 - INFORMATION STORAGE
Information Patent Grant
Interleaved circuit of flexure for disk drive
- Patent number 8,705,211
- Issue date Apr 22, 2014
- NHK Spring Co., Ltd.
- Hajime Arai
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for improving a flexure's electrical characteristics
- Patent number 8,595,917
- Issue date Dec 3, 2013
- NHK Spring Co., Ltd.
- Hajime Arai
- G11 - INFORMATION STORAGE
Information Patent Grant
Flexure and head suspension with flexure
- Patent number 8,582,244
- Issue date Nov 12, 2013
- NHK Spring Co., Ltd.
- Hajime Arai
- G11 - INFORMATION STORAGE
Information Patent Grant
Flexure to be secured to a load beam of a disk drive suspension
- Patent number 8,503,133
- Issue date Aug 6, 2013
- NHK Spring Co., Ltd.
- Hajime Arai
- G11 - INFORMATION STORAGE
Information Patent Grant
Wiring structure for device arranged on head suspension operating o...
- Patent number 8,427,786
- Issue date Apr 23, 2013
- NHK Spring Co., Ltd.
- Hajime Arai
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive flexure
- Patent number 8,363,357
- Issue date Jan 29, 2013
- NHK Spring Co., Ltd.
- Hajime Arai
- G11 - INFORMATION STORAGE
Information Patent Grant
Wiring structure of flexure
- Patent number 8,300,363
- Issue date Oct 30, 2012
- NHK Spring Co., Ltd.
- Hajime Arai
- G11 - INFORMATION STORAGE
Information Patent Grant
Head suspension flexure with conductive polymer layer
- Patent number 8,218,267
- Issue date Jul 10, 2012
- NHK Spring Co., Ltd.
- Hajime Arai
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive flexure having a metal base with a band-like portion ove...
- Patent number 8,189,297
- Issue date May 29, 2012
- NHK Spring Co., Ltd.
- Hajime Arai
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive flexure
- Patent number 8,111,483
- Issue date Feb 7, 2012
- NHK Spring Co., Ltd.
- Hajime Arai
- G11 - INFORMATION STORAGE
Information Patent Grant
Head suspension with multilayer ground, flexure with multilayer gro...
- Patent number 7,701,674
- Issue date Apr 20, 2010
- NHK Spring Co., Ltd.
- Hajime Arai
- G11 - INFORMATION STORAGE
Information Patent Grant
Head suspension having wiring disposed in contact with slightly con...
- Patent number 7,692,899
- Issue date Apr 6, 2010
- NHK Spring Co., Ltd.
- Hajime Arai
- G11 - INFORMATION STORAGE
Information Patent Grant
Head suspension having wiring disposed with conductive layer
- Patent number 7,643,252
- Issue date Jan 5, 2010
- NHK Spring Co., Ltd.
- Hajime Arai
- G11 - INFORMATION STORAGE
Information Patent Grant
Disc drive suspension including a wired flexure with conductors arr...
- Patent number 7,092,215
- Issue date Aug 15, 2006
- NHK Spring Co., Ltd.
- Ikuo Someya
- G11 - INFORMATION STORAGE
Information Patent Grant
Head suspension for disk drive
- Patent number 6,967,820
- Issue date Nov 22, 2005
- NHK Spring Co., Ltd.
- Norio Horie
- G11 - INFORMATION STORAGE
Information Patent Grant
Wiring member of a disc drive suspension having an insulating layer...
- Patent number 6,963,471
- Issue date Nov 8, 2005
- NHK Spring Co., Ltd.
- Hajime Arai
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
CONTACT PROBE, PROBE HOLDER AND PROBE UNIT
- Publication number 20250164525
- Publication date May 22, 2025
- NHK Spring Co., Ltd.
- Hajime Arai
- G01 - MEASURING TESTING
Information Patent Application
CONTACT PROBE AND PROBE UNIT
- Publication number 20240264200
- Publication date Aug 8, 2024
- NHK Spring Co., Ltd.
- Kazuya Soma
- G01 - MEASURING TESTING
Information Patent Application
PROBE UNIT
- Publication number 20240053380
- Publication date Feb 15, 2024
- NHK Spring Co., Ltd.
- Futa Sasaki
- G01 - MEASURING TESTING
Information Patent Application
PROBE HOLDER AND PROBE UNIT
- Publication number 20240019460
- Publication date Jan 18, 2024
- NHK Spring Co., Ltd.
- Osamu Ito
- G01 - MEASURING TESTING
Information Patent Application
CONTACT PROBE, PROBE HOLDER AND PROBE UNIT
- Publication number 20230251286
- Publication date Aug 10, 2023
- NHK Spring Co., Ltd.
- Hajime Arai
- G01 - MEASURING TESTING
Information Patent Application
METHOD OF MANUFACTURING A WIRING STRUCTURE OF A HEAD SUSPENSION
- Publication number 20190189152
- Publication date Jun 20, 2019
- NHK SPRING CO., LTD
- Hajime ARAI
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
WIRING STRUCTURE OF HEAD SUSPENSION HAVING A STACKED INTERLEAVED PA...
- Publication number 20160351216
- Publication date Dec 1, 2016
- NHK Spring Co., Ltd.
- Hajime ARAI
- G11 - INFORMATION STORAGE
Information Patent Application
FLEXURE WITH CONDUCTORS FOR MULTI-READER
- Publication number 20160336031
- Publication date Nov 17, 2016
- NHK Spring Co., Ltd.
- Hajime ARAI
- G11 - INFORMATION STORAGE
Information Patent Application
FLEXURE OF DISK DRIVE SUSPENSION
- Publication number 20160254013
- Publication date Sep 1, 2016
- NHK Spring Co., Ltd.
- Hajime ARAI
- G11 - INFORMATION STORAGE
Information Patent Application
FLEXURE OF DISK DRIVE SUSPENSION
- Publication number 20160012838
- Publication date Jan 14, 2016
- NHK Spring Co., Ltd.
- Hajime ARAI
- G11 - INFORMATION STORAGE
Information Patent Application
FLEXURE OF DISK DRIVE SUSPENSION
- Publication number 20160012837
- Publication date Jan 14, 2016
- NHK Spring Co., Ltd.
- Hajime ARAI
- G11 - INFORMATION STORAGE
Information Patent Application
FLEXURE OF DISK DRIVE SUSPENSION
- Publication number 20160012839
- Publication date Jan 14, 2016
- NHK Spring Co., Ltd.
- Hajime ARAI
- G11 - INFORMATION STORAGE
Information Patent Application
DISK DRIVE FLEXURE
- Publication number 20150138675
- Publication date May 21, 2015
- NHK Spring Co., Ltd.
- Hajime ARAI
- G11 - INFORMATION STORAGE
Information Patent Application
INTERLEAVED CIRCUIT OF FLEXURE FOR DISK DRIVE
- Publication number 20130176646
- Publication date Jul 11, 2013
- NHK Spring Co., Ltd.
- Hajime ARAI
- G11 - INFORMATION STORAGE
Information Patent Application
INTERLEAVED CIRCUIT OF FLEXURE FOR DISK DRIVE
- Publication number 20130176645
- Publication date Jul 11, 2013
- NHK Spring Co., Ltd.
- Hajime ARAI
- G11 - INFORMATION STORAGE
Information Patent Application
WIRING STRUCTURE OF HEAD SUSPENSION HAVING A STACKED INTERLEAVED PA...
- Publication number 20130107488
- Publication date May 2, 2013
- NHK Spring Co., Ltd.
- Hajime ARAI
- G11 - INFORMATION STORAGE
Information Patent Application
FLEXURE, METHOD OF MANUFACTURING FLEXURE, AND HEAD SUSPENSION WITH...
- Publication number 20120231156
- Publication date Sep 13, 2012
- NHK Spring Co., Ltd.
- Hajime Arai
- G11 - INFORMATION STORAGE
Information Patent Application
FLEXURE AND HEAD SUSPENSION WITH FLEXURE
- Publication number 20120224281
- Publication date Sep 6, 2012
- NHK Spring Co, Ltd.
- Hajime ARAI
- G11 - INFORMATION STORAGE
Information Patent Application
FLEXURE AND HEAD SUSPENSION WITH FLEXURE
- Publication number 20120212858
- Publication date Aug 23, 2012
- NHK Spring Co., Ltd.
- Hajime Arai
- G11 - INFORMATION STORAGE
Information Patent Application
METHOD OF AND APPARATUS FOR DETECTING CRACKS IN PIEZOELECTRIC ELEMENT
- Publication number 20120146671
- Publication date Jun 14, 2012
- NHK Spring Co., Ltd.
- Eijiro FURUTA
- G01 - MEASURING TESTING
Information Patent Application
WIRING STRUCTURE OF FLEXURE
- Publication number 20120081815
- Publication date Apr 5, 2012
- NHK Spring Co., Ltd.
- Hajime ARAI
- G11 - INFORMATION STORAGE
Information Patent Application
WIRING STRUCTURE FOR HEAD SUSPENSION
- Publication number 20110292549
- Publication date Dec 1, 2011
- NHK Spring Co., Ltd.
- Hajime Arai
- G11 - INFORMATION STORAGE
Information Patent Application
DISK DRIVE FLEXURE
- Publication number 20110242704
- Publication date Oct 6, 2011
- NHK Spring Co., Ltd.
- Hajime ARAI
- G11 - INFORMATION STORAGE
Information Patent Application
DISK DRIVE SUSPENSION
- Publication number 20110058281
- Publication date Mar 10, 2011
- NHK Spring Co., Ltd.
- Hajime ARAI
- G11 - INFORMATION STORAGE
Information Patent Application
DISK DRIVE FLEXURE
- Publication number 20100290160
- Publication date Nov 18, 2010
- NHK Spring Co., Ltd.
- Hajime ARAI
- G11 - INFORMATION STORAGE
Information Patent Application
DISK DRIVE FLEXURE
- Publication number 20100226047
- Publication date Sep 9, 2010
- NHK Spring Co., Ltd.
- Hajime ARAI
- G11 - INFORMATION STORAGE
Information Patent Application
Flexure, method of manufacturing flexure, and head suspension with...
- Publication number 20080291575
- Publication date Nov 27, 2008
- NHK SPRING CO., LTD.
- Hajime Arai
- G11 - INFORMATION STORAGE
Information Patent Application
Head suspension with multilayer ground, flexure with multilayer gro...
- Publication number 20070133128
- Publication date Jun 14, 2007
- NHK Spring Co., Ltd.
- Hajime Arai
- G11 - INFORMATION STORAGE
Information Patent Application
Head suspension
- Publication number 20060187587
- Publication date Aug 24, 2006
- Hajime Arai
- G11 - INFORMATION STORAGE
Information Patent Application
Head suspension
- Publication number 20060190673
- Publication date Aug 24, 2006
- NHK Spring Co., Ltd.
- Hajime Arai
- G11 - INFORMATION STORAGE

Hajime Arai

Person

Patents Grantslast 30 patents

Contact probe, probe holder and probe unit

Method of manufacturing a wiring structure of a head suspension

Method of manufacturing a wiring structure of a head suspension

Pseudo flexure for disk drive and method of testing electronic circ...

Flexure of disk drive suspension

Flexure with conductors for multi-reader

Flexure of disk drive suspension

Flexure of disk drive suspension having a tail pad portion with a b...

Wiring structure of head suspension having a stacked interleaved pa...

Flexure of disk drive suspension

Disk drive flexure

Method of and apparatus for detecting cracks in piezoelectric element

Flexure with insulating layer isolating a portion of a metal substrate

Interleaved circuit of flexure for disk drive

Interleaved circuit of flexure for disk drive

Method for improving a flexure's electrical characteristics

Flexure and head suspension with flexure

Flexure to be secured to a load beam of a disk drive suspension

Wiring structure for device arranged on head suspension operating o...

Disk drive flexure

Wiring structure of flexure

Head suspension flexure with conductive polymer layer

Disk drive flexure having a metal base with a band-like portion ove...

Disk drive flexure

Head suspension with multilayer ground, flexure with multilayer gro...

Head suspension having wiring disposed in contact with slightly con...

Head suspension having wiring disposed with conductive layer

Disc drive suspension including a wired flexure with conductors arr...

Head suspension for disk drive

Wiring member of a disc drive suspension having an insulating layer...

Patents Applicationslast 30 patents

CONTACT PROBE, PROBE HOLDER AND PROBE UNIT

CONTACT PROBE AND PROBE UNIT

PROBE UNIT

PROBE HOLDER AND PROBE UNIT

CONTACT PROBE, PROBE HOLDER AND PROBE UNIT

METHOD OF MANUFACTURING A WIRING STRUCTURE OF A HEAD SUSPENSION

WIRING STRUCTURE OF HEAD SUSPENSION HAVING A STACKED INTERLEAVED PA...

FLEXURE WITH CONDUCTORS FOR MULTI-READER

FLEXURE OF DISK DRIVE SUSPENSION

FLEXURE OF DISK DRIVE SUSPENSION

FLEXURE OF DISK DRIVE SUSPENSION

FLEXURE OF DISK DRIVE SUSPENSION

DISK DRIVE FLEXURE

INTERLEAVED CIRCUIT OF FLEXURE FOR DISK DRIVE

INTERLEAVED CIRCUIT OF FLEXURE FOR DISK DRIVE

WIRING STRUCTURE OF HEAD SUSPENSION HAVING A STACKED INTERLEAVED PA...

FLEXURE, METHOD OF MANUFACTURING FLEXURE, AND HEAD SUSPENSION WITH...

FLEXURE AND HEAD SUSPENSION WITH FLEXURE

FLEXURE AND HEAD SUSPENSION WITH FLEXURE

METHOD OF AND APPARATUS FOR DETECTING CRACKS IN PIEZOELECTRIC ELEMENT

WIRING STRUCTURE OF FLEXURE

WIRING STRUCTURE FOR HEAD SUSPENSION

DISK DRIVE FLEXURE

DISK DRIVE SUSPENSION

DISK DRIVE FLEXURE

DISK DRIVE FLEXURE

Flexure, method of manufacturing flexure, and head suspension with...

Head suspension with multilayer ground, flexure with multilayer gro...

Head suspension

Head suspension