PH

Petrus Antonius Van Der Heijden

WT Western Digital Technologies: 35 patents #46 of 3,180Top 2%
HB Hgst Netherlands, B.V.: 14 patents #42 of 972Top 5%
ST Seagate Technology: 12 patents #462 of 4,626Top 10%
HG HGST: 6 patents #305 of 1,677Top 20%
📍 Cupertino, CA: #174 of 6,989 inventorsTop 3%
🗺 California: #4,767 of 386,348 inventorsTop 2%
Overall (All Time): #31,541 of 4,157,543Top 1%
67
Patents All Time

Issued Patents All Time

Showing 26–50 of 67 patents

Patent #TitleCo-InventorsDate
10777219 Write heads configured to redirect current Muhammad Asif Bashir, Yaguang Wei, Xinjiang Shen, Terence Lam, Zhigang Bai +6 more 2020-09-15
10762917 Reversed mode spin torque oscillator with shaped field generation layer Quang Le, Yongchul Ahn, Susumu Okamura, Zheng Gao, Alexander Goncharov +2 more 2020-09-01
10714128 Magnetic write head with dual return pole Muhammad Asif Bashir, Alexander Goncharov, Barry Cushing Stipe 2020-07-14
10706877 Spin torque layer in side gap for improved field and cross track field gradient Alexander Goncharov, Muhammad Asif Bashir, James Terrence Olson 2020-07-07
10643642 Apparatus and method for writing to magnetic media using an AC bias current to enhance the write field Gonçalo Marcos Baião De Albuquerque, Yunfei Ding, Alexander Goncharov, Kuok San Ho, Daniele Mauri +2 more 2020-05-05
10468058 Magnetic write head with a tapered return pole Muhammad Asif Bashir, Takuya Matsumoto 2019-11-05
10388305 Apparatus and method for writing to magnetic media using an AC bias current to enhance the write field Gonçalo Marcos Baião De Albuquerque, Yunfei Ding, Alexander Goncharov, Kuok San Ho, Daniele Mauri +2 more 2019-08-20
9953675 Enhanced write pole and return pole for improved areal density Kuok San Ho, Suping Song 2018-04-24
9947347 Magnetic sensor using inverse spin hall effect Quang Le, Kuok San Ho, Xiaoyong Liu, Goncalo Marcos BAIÃO DE ALBUQUERQUE 2018-04-17
9805753 Enhanced write pole and return pole for improved areal density Kuok San Ho, Suping Song 2017-10-31
9429633 Magnetic sensor utilizing rashba effect in a two-dimensional conductor Goran Mihajlovic 2016-08-30
9299370 MIMO read head with soft bias and split shield Sharat Batra, Neil Smith, Howard Gordon Zolla 2016-03-29
9153258 Scissor magnetic read sensor with novel multi-layer bias structure for uniform free layer biasing Quang Le, David J. Seagle, Neil Smith 2015-10-06
9135942 Heat assisted magnetic recording head having wider heat sink and pole Lidu Huang, Barry Cushing Stipe 2015-09-15
9099122 Scissor sensor with back edge bias structure and novel dielectric layer Hongquan Jiang, Quang Le, Thao Pham, David J. Seagle, Hicham M. Sougrati 2015-08-04
9099119 Magnetic read sensor using spin hall effect Goran Mihajlovic 2015-08-04
9076468 Scissor magnetic read sensor with shape enhanced soft magnetic side shield for improved stability Christopher D. Keener, Quang Le, David J. Seagle, Neil Smith 2015-07-07
8902534 Implementing track following using data characteristics for positional information Richard Michael Brockie, Richard Leo Galbraith, Roger William Wood 2014-12-02
8797685 Perpendicular write head having a stepped flare structure and method of manufacture thereof Christian Rene Bonhote, Jeffrey S. Lille, Scott A. MacDonald, Xhavin Sinha 2014-08-05
8749926 Scissor magnetic read head with wrap-around magnetic shield Quang Le, Simon Liao, Guangli Liu, Stefan Maat, Xiaozhong Dang +1 more 2014-06-10
8749918 Magnetic recording system using perpendicular exchange spring media and ring heads Hans J. Richter 2014-06-10
8638527 Signaling method and apparatus for write assist of high coercivity media using integrated half coil Luiz M. Franca-Neto, Bernhard E. Knigge 2014-01-28
8634162 Perpendicular write head having a stepped flare structure and method of manufacture thereof Christian Rene Bonhote, Thomas Dudley Boone, Jr., Quang Le, Jui-Lung Li, Jeffrey S. Lille +3 more 2014-01-21
8587900 Radiator-cooled nanowire-based write assist Luiz M. Franca-Neto, Bruce Alvin Gurney, Lidu Huang, Vijay Prakash Singh Rawat 2013-11-19
8514518 Flat E-yoke for cusp write head Ian Robson McFadyen 2013-08-20