Hyung Jai Lee

Person

San Jose, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Balanced motor micro-actuator
- Patent number 8,279,561
- Issue date Oct 2, 2012
- Seagate Technology International
- Haesung Kwon
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for a disk damper including an enclosing flow...
- Patent number 8,199,568
- Issue date Jun 12, 2012
- Seagate Technology International
- Haesung Kwon
- G11 - INFORMATION STORAGE
Information Patent Grant
In-situ dynamic pitch and roll adjustment in hard disk drives
- Patent number 8,199,438
- Issue date Jun 12, 2012
- Seagate Technology International
- Vinod Sharma
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for dampening and filtering air flow effects i...
- Patent number 8,194,345
- Issue date Jun 5, 2012
- Seagate Technology International
- Haesung Kwon
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus coupling to a slider in a hard disk drive for...
- Patent number 8,064,172
- Issue date Nov 22, 2011
- Samsung Electronics Co., Ltd.
- Haesung Kwon
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus and method for a piezoelectric micro-actuator for a hard...
- Patent number 7,974,045
- Issue date Jul 5, 2011
- Samsung Electronics Co., Ltd.
- Hae-sung Kwon
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus coupling to a slider in a hard disk drive for...
- Patent number 7,965,473
- Issue date Jun 21, 2011
- Samsung Electronics Co., Ltd.
- Haesung Kwon
Information Patent Grant
Method and apparatus for disk damper extending across all data trac...
- Patent number 7,697,236
- Issue date Apr 13, 2010
- Samsung Electronics Co., Ldt.
- Yun-Sik Han
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus using embedded sensor in a piezoelectric micro...
- Patent number 7,667,932
- Issue date Feb 23, 2010
- Samsung Electronics, Co., Ltd.
- Hae-sung Kwon
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus to detect sub-micron particles in a hard disk...
- Patent number 7,630,167
- Issue date Dec 8, 2009
- Samsung Electronics Co., Ltd.
- Haesung Kwon
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus coupling at least one piezoelectric device to...
- Patent number 7,612,967
- Issue date Nov 3, 2009
- Samsung Electronics Co., Ltd.
- Haesung Kwon
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus of dual stage servo control with dual control...
- Patent number 7,583,468
- Issue date Sep 1, 2009
- Samsung Electronics Co., Ltd.
- Vinod Sharma
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for estimating micro-actuator stroke sensitivi...
- Patent number 7,576,940
- Issue date Aug 18, 2009
- Samsung Electronics Co., Ltd.
- Dong Jun Lee
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for sensing leakage current to estimate and po...
- Patent number 7,573,668
- Issue date Aug 11, 2009
- Samsung Electronics Co., Ltd.
- Haesung Kwon
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for a single piezoelectric micro-actuator in a...
- Patent number 7,558,026
- Issue date Jul 7, 2009
- Samsung Electronics Co., Ltd.
- Haesung Kwon
- G11 - INFORMATION STORAGE
Information Patent Grant
Written-in repeatable run-out correction for hard disk drives
- Patent number 7,440,223
- Issue date Oct 21, 2008
- Samsung Electronics Co., Ltd.
- Chang-Ik Kang
- G11 - INFORMATION STORAGE
Information Patent Grant
Online identification of secondary actuator transfer function via s...
- Patent number 7,385,780
- Issue date Jun 10, 2008
- Samsung Electronics Co., Ltd.
- Young-Hoon Kim
- G11 - INFORMATION STORAGE
Information Patent Grant
Interconnect for dissipating electrostatic charges on a head slider
- Patent number 7,369,364
- Issue date May 6, 2008
- Samsung Electronics Co., Ltd.
- Eunkyu Jang
- G11 - INFORMATION STORAGE
Information Patent Grant
In-situ compensation method of microactuator stroke sensitivity sub...
- Patent number 7,342,740
- Issue date Mar 11, 2008
- Samsung Electronics Co., Ltd.
- Dong-Jun Lee
- G11 - INFORMATION STORAGE
Information Patent Grant
Head gimbal assemblies for very low flying height heads with option...
- Patent number 7,336,436
- Issue date Feb 26, 2008
- Samsung Electronics Co., Ltd.
- Vinod Sharma
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for single written-in Repeatable Run-Out corre...
- Patent number 7,333,288
- Issue date Feb 19, 2008
- Samsung Electronics Co., Ltd.
- Young-Hoon Kim
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for a D33 mode piezoelectric actuator with a b...
- Patent number 7,282,836
- Issue date Oct 16, 2007
- Samsung Electronics Co., Ltd.
- Haesung Kwon
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method and apparatus for estimating and controlling the flying heig...
- Patent number 7,280,305
- Issue date Oct 9, 2007
- Samsung Electronics Co., Ltd.
- Haesung Kwon
- G11 - INFORMATION STORAGE
Information Patent Grant
Algorithm for DSA/microactuator total loop gain calibration
- Patent number 7,265,936
- Issue date Sep 4, 2007
- Samsung Electronics Co., Ltd.
- Dong-Jun Lee
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for a MEMS micro-actuator assembly in a hard d...
- Patent number 7,248,443
- Issue date Jul 24, 2007
- Samsung Electronics Co., Ltd.
- Haesung Kwon
- G11 - INFORMATION STORAGE
Information Patent Grant
Antiferromagnetically coupled (AFC) media with flash CR interlayer...
- Patent number 7,238,385
- Issue date Jul 3, 2007
- Samsung Electronics Co., Ltd.
- Sooyoul Hong
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus of micro-actuator control of the flying height...
- Patent number 7,206,160
- Issue date Apr 17, 2007
- Samsung Electronics Co., Ldt.
- Dong Jun Lee
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for a micro-actuator providing three-dimension...
- Patent number 7,130,160
- Issue date Oct 31, 2006
- Samsung Electronics Co., Ltd.
- Haesung Kwon
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus of dual stage servo control for track followin...
- Patent number 7,009,803
- Issue date Mar 7, 2006
- Samsung Electronics Co., Ltd.
- Vinod Sharma
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for micro-actuator stroke sensitivity calibrat...
- Patent number 7,009,804
- Issue date Mar 7, 2006
- Samsung Electronics Co., Ltd.
- Vinod Sharma
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND APPARATUS FOR A DISK DAMPER INCLUDING AN ENCLOSING FLOW...
- Publication number 20100188777
- Publication date Jul 29, 2010
- Haesung Kwon
- G11 - INFORMATION STORAGE
Information Patent Application
IN-SITU DYNAMIC PITCH AND ROLL ADJUSTMENT IN HARD DISK DRIVES
- Publication number 20100177443
- Publication date Jul 15, 2010
- Samsung Electronics Co., Ltd.
- Vinod Sharma
- G11 - INFORMATION STORAGE
Information Patent Application
METHOD AND APPARATUS FOR A HARD DISK DRIVE INCLUDING A BALANCED MIC...
- Publication number 20100067147
- Publication date Mar 18, 2010
- Haesung Kwon
- G11 - INFORMATION STORAGE
Information Patent Application
METHOD AND APPARATUS FOR DAMPENING AND FILTERING AIR FLOW EFFECTS I...
- Publication number 20100007987
- Publication date Jan 14, 2010
- Haesung Kwon
- G11 - INFORMATION STORAGE
Information Patent Application
Method and for wide track erasure in a hard disk drive
- Publication number 20090210206
- Publication date Aug 20, 2009
- SAMSUNG ELECTRONICS CO., LTD.
- Haesung Kwon
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Nanopatterning of disk media with flash sacrificial layer in block...
- Publication number 20090047547
- Publication date Feb 19, 2009
- Samsung Electronics Co., Ltd.
- Sooyoul Hong
- G11 - INFORMATION STORAGE
Information Patent Application
Method and apparatus for independent piezoelectric excitation in th...
- Publication number 20090034128
- Publication date Feb 5, 2009
- Vinod Sharma
- G11 - INFORMATION STORAGE
Information Patent Application
Flexure for head gimbal assembly with narrow gimbal width in a hard...
- Publication number 20080304183
- Publication date Dec 11, 2008
- SAMSUNG ELECTRONICS CO., LTD.
- Haesung Kwon
- G11 - INFORMATION STORAGE
Information Patent Application
High-flow rate filter wall design
- Publication number 20080304178
- Publication date Dec 11, 2008
- Samsung Electronics Co., Ltd.
- Haesung Kwon
- G11 - INFORMATION STORAGE
Information Patent Application
Flow balancer for track misregistration improvement
- Publication number 20080278849
- Publication date Nov 13, 2008
- Samsung Electronics Co., Ltd.
- Haesung Kwon
- G11 - INFORMATION STORAGE
Information Patent Application
Written-in repeatable run-out correction for hard disk drives
- Publication number 20080117541
- Publication date May 22, 2008
- Samsung Electronics Co., Ltd.
- Chang-Ik Kang
- G11 - INFORMATION STORAGE
Information Patent Application
Top disk-damper imbedded hard disk drive
- Publication number 20080094748
- Publication date Apr 24, 2008
- Yun-Sik Han
- G11 - INFORMATION STORAGE
Information Patent Application
ONLINE IDENTIFICATION OF SECONDARY ACTUATOR TRANSFER FUNCTION VIA S...
- Publication number 20080088965
- Publication date Apr 17, 2008
- Samsung Electronics Co., Ltd.
- Young Hoon Kim
- G11 - INFORMATION STORAGE
Information Patent Application
Method and apparatus for single written-in Repeatable Run-Out corre...
- Publication number 20080007863
- Publication date Jan 10, 2008
- Young-Hoon Kim
- G11 - INFORMATION STORAGE
Information Patent Application
Apparatus and method for a piezoelectric micro-actuator for a hard...
- Publication number 20080002305
- Publication date Jan 3, 2008
- Hae-sung Kwon
- G11 - INFORMATION STORAGE
Information Patent Application
Method and apparatus for head gimbal assembly with improved shock p...
- Publication number 20080002302
- Publication date Jan 3, 2008
- Hae-sung Kwon
- G11 - INFORMATION STORAGE
Information Patent Application
Method and apparatus for a single piezoelectric micro-actuator in a...
- Publication number 20070291418
- Publication date Dec 20, 2007
- Haesung Kwon
- G11 - INFORMATION STORAGE
Information Patent Application
ALGORITHM FOR DSA/MICROACTUATOR TOTAL LOOP GAIN CALIBRATION
- Publication number 20070217060
- Publication date Sep 20, 2007
- Samsung Electronics Co., Ltd.
- Dong-Jun Lee
- G11 - INFORMATION STORAGE
Information Patent Application
Method and apparatus for estimating and controlling the flying heig...
- Publication number 20070165323
- Publication date Jul 19, 2007
- SAMSUNG ELECTRONICS CO., LTD.
- Haesung Kwon
- G11 - INFORMATION STORAGE
Information Patent Application
Method and apparatus for sensing and controlling the flying height...
- Publication number 20070165324
- Publication date Jul 19, 2007
- SAMSUNG ELECTRONICS CO., LTD.
- Haesung Kwon
- G11 - INFORMATION STORAGE
Information Patent Application
Method and apparatus using embedded sensor in a piezoelectric micro...
- Publication number 20070165333
- Publication date Jul 19, 2007
- SAMSUNG ELECTRONICS CO., LTD.
- Hae-sung Kwon
- G11 - INFORMATION STORAGE
Information Patent Application
Method and apparatus for a D33 mode piezoelectric actuator with a b...
- Publication number 20070132343
- Publication date Jun 14, 2007
- Haesung Kwon
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Method and apparatus coupling to a slider in a hard disk drive for...
- Publication number 20060181812
- Publication date Aug 17, 2006
- Haesung Kwon
- G11 - INFORMATION STORAGE
Information Patent Application
Method and apparatus for improved disk damper in a hard disk drive
- Publication number 20060171064
- Publication date Aug 3, 2006
- SAMSUNG ELECTRONICS CO., LTD.
- Yun-Sik Han
- G11 - INFORMATION STORAGE
Information Patent Application
Method and apparatus for estimating micro-actuator stroke sensitivi...
- Publication number 20060114598
- Publication date Jun 1, 2006
- SAMSUNG ELECTRONICS CO., LTD.
- Dong Jun Lee
- G11 - INFORMATION STORAGE
Information Patent Application
Method and apparatus using micro-actuator stroke sensitivity estima...
- Publication number 20060109585
- Publication date May 25, 2006
- SAMSUNG ELECTRONICS CO., LTD.
- Dong Jun Lee
- G11 - INFORMATION STORAGE
Information Patent Application
Method and apparatus for a MEMS micro-actuator assembly in a hard d...
- Publication number 20060098346
- Publication date May 11, 2006
- Haesung Kwon
- G11 - INFORMATION STORAGE
Information Patent Application
Method and apparatus of dual stage servo control for track followin...
- Publication number 20060061902
- Publication date Mar 23, 2006
- SAMSUNG ELECTRONICS CO., LTD.
- Vinod Sharma
- G11 - INFORMATION STORAGE
Information Patent Application
Head gimbal assemblies for very low flying height heads with option...
- Publication number 20060023338
- Publication date Feb 2, 2006
- Vinod Sharma
- G11 - INFORMATION STORAGE
Information Patent Application
METHOD AND APPARATUS FOR MICRO-ACTUATOR STROKE SENSITIVITY CALIBRAT...
- Publication number 20060023341
- Publication date Feb 2, 2006
- Vinod Sharma
- G11 - INFORMATION STORAGE

Hyung Jai Lee

Person

Patents Grantslast 30 patents

Balanced motor micro-actuator

Method and apparatus for a disk damper including an enclosing flow...

In-situ dynamic pitch and roll adjustment in hard disk drives

Method and apparatus for dampening and filtering air flow effects i...

Method and apparatus coupling to a slider in a hard disk drive for...

Apparatus and method for a piezoelectric micro-actuator for a hard...

Method and apparatus coupling to a slider in a hard disk drive for...

Method and apparatus for disk damper extending across all data trac...

Method and apparatus using embedded sensor in a piezoelectric micro...

Method and apparatus to detect sub-micron particles in a hard disk...

Method and apparatus coupling at least one piezoelectric device to...

Method and apparatus of dual stage servo control with dual control...

Method and apparatus for estimating micro-actuator stroke sensitivi...

Method and apparatus for sensing leakage current to estimate and po...

Method and apparatus for a single piezoelectric micro-actuator in a...

Written-in repeatable run-out correction for hard disk drives

Online identification of secondary actuator transfer function via s...

Interconnect for dissipating electrostatic charges on a head slider

In-situ compensation method of microactuator stroke sensitivity sub...

Head gimbal assemblies for very low flying height heads with option...

Method and apparatus for single written-in Repeatable Run-Out corre...

Method and apparatus for a D33 mode piezoelectric actuator with a b...

Method and apparatus for estimating and controlling the flying heig...

Algorithm for DSA/microactuator total loop gain calibration

Method and apparatus for a MEMS micro-actuator assembly in a hard d...

Antiferromagnetically coupled (AFC) media with flash CR interlayer...

Method and apparatus of micro-actuator control of the flying height...

Method and apparatus for a micro-actuator providing three-dimension...

Method and apparatus of dual stage servo control for track followin...

Method and apparatus for micro-actuator stroke sensitivity calibrat...

Patents Applicationslast 30 patents

METHOD AND APPARATUS FOR A DISK DAMPER INCLUDING AN ENCLOSING FLOW...

IN-SITU DYNAMIC PITCH AND ROLL ADJUSTMENT IN HARD DISK DRIVES

METHOD AND APPARATUS FOR A HARD DISK DRIVE INCLUDING A BALANCED MIC...

METHOD AND APPARATUS FOR DAMPENING AND FILTERING AIR FLOW EFFECTS I...

Method and for wide track erasure in a hard disk drive

Nanopatterning of disk media with flash sacrificial layer in block...

Method and apparatus for independent piezoelectric excitation in th...

Flexure for head gimbal assembly with narrow gimbal width in a hard...

High-flow rate filter wall design

Flow balancer for track misregistration improvement

Written-in repeatable run-out correction for hard disk drives

Top disk-damper imbedded hard disk drive

ONLINE IDENTIFICATION OF SECONDARY ACTUATOR TRANSFER FUNCTION VIA S...

Method and apparatus for single written-in Repeatable Run-Out corre...

Apparatus and method for a piezoelectric micro-actuator for a hard...

Method and apparatus for head gimbal assembly with improved shock p...

Method and apparatus for a single piezoelectric micro-actuator in a...

ALGORITHM FOR DSA/MICROACTUATOR TOTAL LOOP GAIN CALIBRATION

Method and apparatus for estimating and controlling the flying heig...

Method and apparatus for sensing and controlling the flying height...

Method and apparatus using embedded sensor in a piezoelectric micro...

Method and apparatus for a D33 mode piezoelectric actuator with a b...

Method and apparatus coupling to a slider in a hard disk drive for...

Method and apparatus for improved disk damper in a hard disk drive

Method and apparatus for estimating micro-actuator stroke sensitivi...

Method and apparatus using micro-actuator stroke sensitivity estima...

Method and apparatus for a MEMS micro-actuator assembly in a hard d...

Method and apparatus of dual stage servo control for track followin...

Head gimbal assemblies for very low flying height heads with option...

METHOD AND APPARATUS FOR MICRO-ACTUATOR STROKE SENSITIVITY CALIBRAT...