WH

Wen-Chien David Hsiao

HG HGST: 67 patents #7 of 1,677Top 1%
HB Hgst Netherlands, B.V.: 20 patents #19 of 972Top 2%
IBM: 7 patents #14,640 of 70,183Top 25%
📍 San Jose, CA: #289 of 32,062 inventorsTop 1%
🗺 California: #2,466 of 386,348 inventorsTop 1%
Overall (All Time): #16,170 of 4,157,543Top 1%
95
Patents All Time

Issued Patents All Time

Showing 26–50 of 95 patents

Patent #TitleCo-InventorsDate
8223462 Magnetoresistive sensor design for signal noise pickup reduction for use with deep gap electrostatic discharge shunt Hardayal Singh Gill, David J. Seagle 2012-07-17
8218263 Write head with different upper and lower yoke lengths and methods for making the same Donald G. Allen, Edward Hin Pong Lee, Jennifer Ai-Ming Leung, Vladimir Nikitin 2012-07-10
8201320 Method for manufacturing a magnetic write head having a wrap around shield that is magnetically coupled with a leading magnetic shield Donald G. Allen, Yingjian Chen, Andrew Chiu, Liubo Hong, Edward H. P. Lee +6 more 2012-06-19
8186040 Methods for creating slanted perpendicular magnetic pole via metal liftoff Amanda Baer, Vladimir Nikitin, Trevor W. Olson, Yuan Yao 2012-05-29
8179634 Perpendicular magnetic recording writer main pole having imbedded non-magnetic core and de-coupled pole tip Ming Jiang, Changqing Shi 2012-05-15
8139320 Write head having independent side shield and trailing shield throat height Yinshi Liu, Yi Zheng 2012-03-20
8120874 Perpendicular write head having a modified wrap-around shield to improve overwrite, adjacent track interference and magnetic core width dependence on skew angle Quan-chiu Harry Lam 2012-02-21
8108985 Method for manufacturing a perpendicular magnetic write head Yi Zheng, Yimin Hsu, Ming Jiang, Aron Pentek, Sue Siyang Zhang +6 more 2012-02-07
8111479 Perpendicular magnetic recording head having a notched trailing shield Tsung-Yuan Chen, Yimin Hsu, Vladimir Nikitin, Changqing Shi 2012-02-07
8110085 Assisted deposition, narrow trench damascene process for manufacturing a write pole of a magnetic write head Yinshi Liu, Yi Zheng 2012-02-07
8098463 Current perpendicular to plane magnetoresistance read head design using a current confinement structure proximal to an air bearing surface Hardayal Singh Gill, Werner J. Douglas, Wipul Pemsiri Jayasekara 2012-01-17
8089725 Magnetic head having a stepped or segmented wrap around shield and methods of formation thereof Yansheng Luo 2012-01-03
8085497 Method of multi-angled bump processing for magnetic pole fabrication and systems thereof Vladimir Nikitin, Aron Pentek, Sue Siyang Zhang, Yi Zheng 2011-12-27
8068311 Perpendicular magnetic write head having a novel trailing return pole for reduced wide-area-track-erasure Yansheng Luo, Quan-chiu Harry Lam 2011-11-29
8066893 Method for creating a magnetic write pole having a stepped perpendicular pole via CMP-assisted liftoff Amanda Baer, John I. Kim, Yinshi Liu, Vladimir Nikitin, Trevor W. Olson +2 more 2011-11-29
8031432 Magnetic write head having helical coil with a fin structure for reduced heat induced protrusion Edward Hin Pong Lee, Jennifer Ai-Ming Leung 2011-10-04
8018679 Perpendicular magnetic recording write head with slanted magnetic write pole Vladimir Nikitin 2011-09-13
7990651 Method of manufacturing a perpendicular magnetic write head with stepped trailing magnetic shield with electrical lapping guide control Hieu Lam, Vladimir Nikitin, Sue Siyang Zhang, Yi Zheng 2011-08-02
7990652 Perpendicular magnetic write head with stepped write pole for reduced MCW dependency on skew angle Yimin Hsu, Quan-chiu Harry Lam, Yansheng Luo, Vladimir Nikitin, Changqing Shi 2011-08-02
7974047 Current perpendicular to plane differential magnetoresistance read head design using a current confinement structure proximal to an air bearing surface Hardayal Singh Gill, Douglas Johnson Werner, Wipul Pemsiri Jayasekara 2011-07-05
7889458 Write head with self-cross biased pole for high speed magnetic recording Terence Lam, Changqing Shi 2011-02-15
7881019 Two step corner recess for secondary stray field reduction in a perpendicular magnetic recording head Yimin Hsu, Ming Jiang, Vladimir Nikitin 2011-02-01
7877859 Shield fabrication of magnetic write heads Yimin Hsu, Vladimir Nikitin 2011-02-01
7848054 Perpendicular magnetic write head having a corner notched conformal, wrap-around, trailing magnetic shield for reduced adjacent track interference Yimin Hsu, Vladimir Nikitin, Aron Pentek, Yi Zheng 2010-12-07
7835111 Magnetic write head with upper return pole optimization for reduced trailing shield protrusion Eric W. Flint, Edward Hin Pong Lee, Michael Ming Hsiang Yang 2010-11-16