Craig N. Fukushima

Person

Monte Sereno, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Seamless and untrimmed primary servo burst with multiple secondary...
- Patent number 8,559,125
- Issue date Oct 15, 2013
- HGST Netherlands B.V.
- Craig N. Fukushima
- G11 - INFORMATION STORAGE
Information Patent Grant
Read write offset error correction using geometric reference in sel...
- Patent number 7,586,709
- Issue date Sep 8, 2009
- Hitachi Global Storage Technologies Netherlands B.V.
- Craig Fukushima
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus of performing self-servo write using a helium environment
- Patent number 7,408,737
- Issue date Aug 5, 2008
- Hitachi Global Storage Technologies Amsterdam B.V.
- Craig Fukushima
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for preventing data loss in a hard disk drive by projecting...
- Patent number 7,236,321
- Issue date Jun 26, 2007
- Hitachi Global Storage Technologies Netherlands B.V.
- Craig Fukushima
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for reducing time loss during manufacture of hard disk drive...
- Patent number 7,212,370
- Issue date May 1, 2007
- Hitachi Global Storage Technologies Amsterdam B.V.
- Craig Fukushima
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of performing self-servo write using a helium environment
- Patent number 7,199,963
- Issue date Apr 3, 2007
- Hitachi Global Storage Technologies, B.V.
- Craig Fukushima
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for calibrating disk drive servo control system gain values...
- Patent number 6,975,478
- Issue date Dec 13, 2005
- Hitachi Global Storage Technologies Netherlands B.V.
- Craig N. Fukushima
- G11 - INFORMATION STORAGE
Information Patent Grant
Writing distinct servo patterns on individual transducers according...
- Patent number 6,940,677
- Issue date Sep 6, 2005
- International Business Machines Corporation
- Craig N. Fukushima
- G11 - INFORMATION STORAGE
Information Patent Grant
Seamless and untrimmed primary servo burst with secondary servo bursts
- Patent number 6,917,487
- Issue date Jul 12, 2005
- Hitachi Global Storage Technologies, Inc.
- Craig N. Fukushima
- G11 - INFORMATION STORAGE
Information Patent Grant
Re-read of data read prior to read inhibit for data recovery and va...
- Patent number 6,836,453
- Issue date Dec 28, 2004
- International Business Machines Corporation
- Craig N. Fukushima
- G11 - INFORMATION STORAGE
Information Patent Grant
Position error signal linearization calibration
- Patent number 6,798,606
- Issue date Sep 28, 2004
- International Business Machines Corporation
- Yifan Tang
- G11 - INFORMATION STORAGE
Information Patent Grant
Position error signal linearization using an auxiliary discontinuit...
- Patent number 6,522,493
- Issue date Feb 18, 2003
- International Business Machines Corporation
- Jeff J. Dobbek
- G11 - INFORMATION STORAGE
Information Patent Grant
Position error signal calibration using measured bursts
- Patent number 6,429,995
- Issue date Aug 6, 2002
- International Business Machines Corporation
- Jeff J. Dobbek
- G11 - INFORMATION STORAGE
Information Patent Grant
Dual element head with radial offset optimized for minimal write-to...
- Patent number 6,359,749
- Issue date Mar 19, 2002
- International Business Machines Corporation
- Craig N. Fukushima
- G11 - INFORMATION STORAGE
Information Patent Grant
Multiply-written servo burst patterns for minimizing position error...
- Patent number 6,049,442
- Issue date Apr 11, 2000
- International Business Machines Corporation
- Craig N. Fukushima
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Read write offset error correction using geometric reference in sel...
- Publication number 20090086365
- Publication date Apr 2, 2009
- Craig Fukushima
- G11 - INFORMATION STORAGE
Information Patent Application
METHOD FOR PREVENTING DATA LOSS IN A HARD DISK DRIVE BY PROJECTING...
- Publication number 20070159708
- Publication date Jul 12, 2007
- Craig Fukushima
- G11 - INFORMATION STORAGE
Information Patent Application
Apparatus of performing self-servo write using a helium environment
- Publication number 20060044675
- Publication date Mar 2, 2006
- Craig Fukushima
- G11 - INFORMATION STORAGE
Information Patent Application
Method of performing self-servo write using a helium environment
- Publication number 20060044666
- Publication date Mar 2, 2006
- Craig Fukushima
- G11 - INFORMATION STORAGE
Information Patent Application
METHOD FOR CALIBRATING DISK DRIVE SERVO CONTROL SYSTEM GAIN VALUES...
- Publication number 20050219737
- Publication date Oct 6, 2005
- Craig N. Fukushima
- G11 - INFORMATION STORAGE
Information Patent Application
Seamless and untrimmed primary servo burst with multiple secondary...
- Publication number 20050207051
- Publication date Sep 22, 2005
- Hitachi Global Storage Technologies, Inc.
- Craig N. Fukushima
- G11 - INFORMATION STORAGE
Information Patent Application
Writing distinct servo patterns on individual transducers according...
- Publication number 20040061968
- Publication date Apr 1, 2004
- International Business Machines Corporation
- Craig N. Fukushima
- G11 - INFORMATION STORAGE
Information Patent Application
Seamless and untrimmed primary servo burst with multiple secondary...
- Publication number 20030179482
- Publication date Sep 25, 2003
- Craig N. Fukushima
- G11 - INFORMATION STORAGE
Information Patent Application
Position error signal linearization calibration
- Publication number 20030137906
- Publication date Jul 24, 2003
- International Business Machines Corporation
- Yifan Tang
- G11 - INFORMATION STORAGE
Information Patent Application
Re-read of data read prior to read inhibit for data recovery and va...
- Publication number 20030133382
- Publication date Jul 17, 2003
- International Business Machines Corporation
- Craig N. Fukushima
- G11 - INFORMATION STORAGE

Craig N. Fukushima

Person

Patents Grantslast 30 patents

Seamless and untrimmed primary servo burst with multiple secondary...

Read write offset error correction using geometric reference in sel...

Apparatus of performing self-servo write using a helium environment

Method for preventing data loss in a hard disk drive by projecting...

Method for reducing time loss during manufacture of hard disk drive...

Method of performing self-servo write using a helium environment

Method for calibrating disk drive servo control system gain values...

Writing distinct servo patterns on individual transducers according...

Seamless and untrimmed primary servo burst with secondary servo bursts

Re-read of data read prior to read inhibit for data recovery and va...

Position error signal linearization calibration

Position error signal linearization using an auxiliary discontinuit...

Position error signal calibration using measured bursts

Dual element head with radial offset optimized for minimal write-to...

Multiply-written servo burst patterns for minimizing position error...

Patents Applicationslast 30 patents

Read write offset error correction using geometric reference in sel...

METHOD FOR PREVENTING DATA LOSS IN A HARD DISK DRIVE BY PROJECTING...

Apparatus of performing self-servo write using a helium environment

Method of performing self-servo write using a helium environment

METHOD FOR CALIBRATING DISK DRIVE SERVO CONTROL SYSTEM GAIN VALUES...

Seamless and untrimmed primary servo burst with multiple secondary...

Writing distinct servo patterns on individual transducers according...

Seamless and untrimmed primary servo burst with multiple secondary...

Position error signal linearization calibration

Re-read of data read prior to read inhibit for data recovery and va...