Issued Patents All Time
Showing 1–25 of 56 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8947827 | Stitched pole having a tapered tip | Venkata R K Gorantla, Wen-Chien David Hsiao, Terence T. L. Lam, Yansheng Luo, Aron Pentek +1 more | 2015-02-03 |
| 8929028 | Perpendicular magnetic write head having a laminated trailing return pole | Wen-Chien David Hsiao, Jennifer Ai-Ming Leung | 2015-01-06 |
| 8836059 | Shape enhanced pin read head magnetic transducer with stripe height defined first and method of making same | Yongchul Ahn, Xiaozhong Dang, Quang Le, Thomas L. Leong, Simon Liao +2 more | 2014-09-16 |
| 8638530 | Current-perpendicular-to-the-plane (CPP) magnetoresistive (MR) sensor having a top shield with an antiparallel structure | Stefan Maat, Arley Cleveland Marley, Alexander M. Zeltser | 2014-01-28 |
| 8619391 | Magnetic write heads with bi-layer wrap around shields having dissimilar shield layer widths | Aron Pentek, Thomas J. A. Roucoux, Jing Zhang, Honglin Zhu | 2013-12-31 |
| 8503131 | Perpendicular magnetic write head having a novel shield structure | Yi Zheng, Wen-Chien David Hsiao, Ming Jiang, Aron Pentek, Sue Siyang Zhang +6 more | 2013-08-06 |
| 8441757 | Perpendicular magnetic write head with wrap-around shield, slanted pole and slanted pole bump fabricated by damascene process | Yingjian Chen, Liubo Hong, Edward Hin Pong Lee, Katalin Pentek | 2013-05-14 |
| 8349197 | Method for manufacturing a perpendicular magnetic write head having a tapered write pole and non-magnetic bump structure | Liubo Hong, Wen-Chien David Hsiao, Yi Zheng | 2013-01-08 |
| 8254066 | Technique for measuring process induced magnetic anisotropy in a magnetoresistive sensor | Arley Cleveland Marley | 2012-08-28 |
| 8233235 | PMR writer having a tapered write pole and bump layer and method of fabrication | Yingjian Chen, Liubo Hong | 2012-07-31 |
| 8139319 | Perpendicular magnetic recording system with magnetic precession for fast switching of perpendicular write pole magnetization | John Contreras, Manfred Ernst Schabes, Xinzhi Xing | 2012-03-20 |
| 8108985 | Method for manufacturing a perpendicular magnetic write head | Yi Zheng, Wen-Chien David Hsiao, 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, Wen-Chien David Hsiao, Vladimir Nikitin, Changqing Shi | 2012-02-07 |
| 8066892 | Method for manufacturing a perpendicular magnetic write head with a wrap around shield | Hung-Chin Guthrie, Ming Jiang, Sue Siyang Zhang | 2011-11-29 |
| 8054586 | Write head design and method for reducing adjacent track interference at very narrow track widths | Hamid Balamane, Aron Pentek, Yi Zheng | 2011-11-08 |
| 7990652 | Perpendicular magnetic write head with stepped write pole for reduced MCW dependency on skew angle | Wen-Chien David Hsiao, Quan-chiu Harry Lam, Yansheng Luo, Vladimir Nikitin, Changqing Shi | 2011-08-02 |
| 7881019 | Two step corner recess for secondary stray field reduction in a perpendicular magnetic recording head | Wen-Chien David Hsiao, Ming Jiang, Vladimir Nikitin | 2011-02-01 |
| 7877859 | Shield fabrication of magnetic write heads | Wen-Chien David Hsiao, 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 | Wen-Chien David Hsiao, Vladimir Nikitin, Aron Pentek, Yi Zheng | 2010-12-07 |
| 7841068 | Methods of fabricating single-pole recording head having trapezoidal main pole and bevel angle promotion layer | Tsung-Yuan Chen, Yinshi Liu | 2010-11-30 |
| 7821736 | Shaped trailing shield of a perpendicular recording write element | Xiaodong Che, Wen-Chien David Hsiao, Vladimir Nikitin | 2010-10-26 |
| 7804662 | Perpendicular magnetic recording head including wrap around shield with notched top write gap and method of fabricating the same | Tsung-Yuan Chen, Hung-Chin Guthrie, Ming Jiang | 2010-09-28 |
| 7768744 | Perpendicular magnetic recording write head with coplanar main pole and return poles and magnetic recording system | Wen-Chien David Hsiao, Edward Hin Pong Lee, Vladimir Nikitin | 2010-08-03 |
| 7764469 | Notched shield and pole structure with slanted wing for perpendicular recording | Kuok San Ho, Ching Hwa Tsang | 2010-07-27 |
| 7757380 | Methods for the manufacture of notched trailing shields | Amanda Baer, Hung-Chin Guthrie, Ming Jiang, Aron Pentek | 2010-07-20 |