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LAM; Quan-Chiu Harry Patent Filings

LAM; Quan-Chiu Harry

Patent Applications and Registrations

Patent applications and USPTO patent grants for LAM; Quan-Chiu Harry.The latest application filed is for "stiff discrete insert array for thermal ptr management with desired induced stress state that reduces tendency for write pole erasure".

Company Profile
0.15.15
  • LAM; Quan-Chiu Harry - San Jose CA
*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.
Patent Activity
PatentDate
Stiff Discrete Insert Array For Thermal Ptr Management With Desired Induced Stress State That Reduces Tendency For Write Pole Erasure
App 20150325258 - LAM; Quan-Chiu Harry ;   et al.
2015-11-12
Magnetic write head having a stacked coil architecture for high data rate performance
Grant 9,183,853 - Hsiao , et al. November 10, 2
2015-11-10
Real time writer shields magnetization optimization for FTI improvement
Grant 9,099,110 - Chembrolu , et al. August 4, 2
2015-08-04
Stiff discrete insert array for thermal PTR management with desired induced stress state that reduces tendency for write pole erasure
Grant 9,099,116 - Lam , et al. August 4, 2
2015-08-04
Stiff Discrete Insert Array For Thermal Ptr Management With Desired Induced Stress State That Reduces Tendency For Write Pole Erasure
App 20150062753 - LAM; Quan-Chiu Harry ;   et al.
2015-03-05
Magnetic Write Head Having A Stacked Coil Architecture For High Data Rate Performance
App 20140313614 - Hsiao; Wen-Chien David ;   et al.
2014-10-23
Method and apparatus for providing a write head with an improved pole tip to improve overwrite and/or adjacent track interference
Grant 8,331,058 - Gider , et al. December 11, 2
2012-12-11
Write Head With Rotational Write Field
App 20120162821 - Lam; Quan-Chiu Harry ;   et al.
2012-06-28
Perpendicular write head having a modified wrap-around shield to improve overwrite, adjacent track interference and magnetic core width dependence on skew angle
Grant 8,120,874 - Hsiao , et al. February 21, 2
2012-02-21
Perpendicular magnetic write head having a novel trailing return pole for reduced wide-area-track-erasure
Grant 8,068,311 - Hsiao , et al. November 29, 2
2011-11-29
Perpendicular magnetic write head with stepped write pole for reduced MCW dependency on skew angle
Grant 7,990,652 - Hsiao , et al. August 2, 2
2011-08-02
Perpendicular Magnetic Write Head Having A Novel Trailing Return Pole For Reduced Wide-area-track-erasure
App 20090219649 - Hsiao; Wen-Chien David ;   et al.
2009-09-03
Perpendicular Write Head Having A Modified Wrap-around Shield To Improve Overwrite, Adjacent Track Interference And Magnetic Core Width Dependence On Skew Angle
App 20090168240 - Hsiao; Wen-Chien David ;   et al.
2009-07-02
Perpendicular Magnetic Write Head With Stepped Write Pole For Reduced Mcw Dependency On Skew Angle
App 20090141397 - Hsiao; Wen-Chien David ;   et al.
2009-06-04
Method for precompensation/write-current latching to improve error rate
Grant 7,446,966 - Kalahasthi , et al. November 4, 2
2008-11-04
Methods of orienting an easy axis of a high-aspect ratio write head for improved writing efficiency
Grant 7,237,320 - Lam July 3, 2
2007-07-03
Method for providing transverse magnetic bias proximate to a pole tip to speed up the switching time of the pole-tip during the writing operation
Grant 7,070,716 - Lam July 4, 2
2006-07-04
Apparatus for providing transverse magnetic bias proximate to a pole tip to speed up the switching time of the pole-tip during the writing operation
Grant 7,072,142 - Lam July 4, 2
2006-07-04
Method for precompensation/write-current latching to improve error rate
App 20060114587 - Kalahasthi; Indukumar Chenchu ;   et al.
2006-06-01
Localized pole tip heating device for magnetic head for hard disk drive
Grant 7,023,660 - Hsiao , et al. April 4, 2
2006-04-04
Method and apparatus for providing a write head with an improved pole tip to improve overwrite and/or adjacent track interference
App 20050264930 - Gider, Savas ;   et al.
2005-12-01
Methods of orienting an easy axis of a high-aspect ratio write head for improved writing efficiency
App 20050120544 - Lam, Quan-Chiu Harry
2005-06-09
Method for providing transverse magnetic bias proximate to a pole tip
App 20050024177 - Lam, Quan-Chiu Harry
2005-02-03
Apparatus for providing transverse magnetic bias proximate to a pole tip
App 20050024768 - Lam, Quan-Chiu Harry
2005-02-03
Localized pole tip heating device for magnetic head for hard disk drive
App 20050018347 - Hsiao, Wen-Chien David ;   et al.
2005-01-27
Write head having first pole piece with frequency dependent variable effective throat height
Grant 6,826,014 - Lam , et al. November 30, 2
2004-11-30
First pole piece with frequency dependent variable effective throat height
Grant 6,785,098 - Hsiao , et al. August 31, 2
2004-08-31
Low frequency attenuator in a magnetic write head
Grant 6,721,129 - Lam April 13, 2
2004-04-13
First pole piece with frequency dependent variable effective throat height
App 20030067721 - Hsiao, Wenchein ;   et al.
2003-04-10
Write head having first pole piece with frequency dependent variable effective throat height
App 20030058583 - Lam, Quan-Chiu Harry ;   et al.
2003-03-27

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