Issued Patents All Time
Showing 25 most recent of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12315538 | Magnetic recording head with assisting electric current in trailing shield | Alexander Goncharov, Muhammad Asif Bashir, Petrus Antonius Van Der Heijden, Yunfei Ding, Zhigang Bai | 2025-05-27 |
| 12249358 | Magnetic recording devices having external alternating current sources | Muhammad Asif Bashir, Petrus Antonius Van Der Heijden, Alexander Goncharov, Zhigang Bai, Yunfei Ding | 2025-03-11 |
| 11900971 | Magnetic recording head with assisting electric current in trailing shield | Alexander Goncharov, Muhammad Asif Bashir, Petrus Antonius Van Der Heijden, Yunfei Ding, Zhigang Bai | 2024-02-13 |
| 11894026 | Magnetic recording head having leads over the trailing shield for assisting electric currents | Alexander Goncharov, Muhammad Asif Bashir, Petrus Antonius Van Der Heijden, Yunfei Ding, Zhigang Bai | 2024-02-06 |
| 11881237 | Cross track current design for energy assisted magnetic recording | Muhammad Asif Bashir, Edward Hin Pong Lee, Amanda Baer, Aron Pentek, Zhigang Bai +3 more | 2024-01-23 |
| 11869548 | Magnetic recording devices having external alternating current sources | Muhammad Asif Bashir, Petrus Antonius Van Der Heijden, Alexander Goncharov, Zhigang Bai, Yunfei Ding | 2024-01-09 |
| 11508401 | Magnetic recording devices having cross-track current flow to facilitate downtrack magnetic field enhancements | Muhammad Asif Bashir, Petrus Antonius Van Der Heijden, Alexander Goncharov, Zhigang Bai, Yunfei Ding | 2022-11-22 |
| 11011190 | Magnetic write head with write-field enhancement structure including a magnetic notch | Hiroyuki Hoshiya, Alexander Goncharov, Masato Shiimoto, Mikito Sugiyama | 2021-05-18 |
| 10997990 | Spin torque layer in side gap for improved field and cross track field gradient | Alexander Goncharov, Muhammad Asif Bashir, Petrus Antonius VanDerHeijden | 2021-05-04 |
| 10811039 | Magnetic write head for providing spin-torque-assisted write field enhancement | Hiroyuki Hoshiya, Alexander Goncharov, Masato Shiimoto, Mikito Sugiyama | 2020-10-20 |
| 10706877 | Spin torque layer in side gap for improved field and cross track field gradient | Alexander Goncharov, Muhammad Asif Bashir, Petrus Antonius Van Der Heijden | 2020-07-07 |
| 10546603 | Magnetic write head for providing spin-torque-assisted write field enhancement | Hiroyuki Hoshiya, Alexander Goncharov, Masato Shiimoto, Mikito Sugiyama | 2020-01-28 |
| 10366714 | Magnetic write head for providing spin-torque-assisted write field enhancement | Hiroyuki Hoshiya, Alexander Goncharov, Masato Shiimoto, Mikito Sugiyama | 2019-07-30 |
| 8792210 | Asymmetric writer for shingled magnetic recording | Anton R. de la Fuente, Masafumi Mochizuki, Roger William Wood | 2014-07-29 |
| 8310786 | Asymmetric writer for shingled magnetic recording | Anton R. de la Fuente, Masafumi Mochizuki, Roger William Wood | 2012-11-13 |
| 8208228 | Current-perpendicular-to-the-plane (CPP) magnetoresistive read head with multiple sensing elements for patterned-media | Stefan Maat, Hal J. Rosen | 2012-06-26 |
| 8094403 | Correcting errors in position of an HDD write-head | Roger William Wood, Zhen Jin, Michael Paul Salo | 2012-01-10 |
| 7894159 | Perpendicular write head with independent trailing shield designs | Byron Hassberg Lengsfield, III, Thomas Dudley Boone, Jr., Petrus Antonius Van Der Heijden | 2011-02-22 |
| 7791839 | Thermally-assisted perpendicular magnetic recording system with write pole surrounding an optical channel and having recessed pole tip | Barry Cushing Stipe, Timothy Carl Strand | 2010-09-07 |
| 7768729 | Method, system, and computer program product for estimating adjacent track erasure risk by determining erase band width growth rates | Andreas Moser, Bruce A. Wilson | 2010-08-03 |
| 7732071 | Perpendicular magnetic recording system with patterned medium and manufacturing process for the medium | Eric Fullerton, Olav Hellwig, Jeffrey S. Lille, Petrus Antonius VanDerHeijden, Henry Hung Yang | 2010-06-08 |
| 7652954 | Thermally assisted recording head with magnetic pole integrated into optical aperture for dual gradient recording | Robert E. Fontana, Jr., Barry Cushing Stipe, Timothy Carl Strand | 2010-01-26 |
| 7538961 | Using inductance to measure writer spacing in perpendicular magnetic recording | Bernd Lamberts, Vladimir Nikitin | 2009-05-26 |
| 7532432 | Perpendicular magnetic recording system with medium having thin soft underlayer and recording head having thick-throat trailing shield | Yoshihiro Ikeda, Byron Hassberg Lengsfield, III, Petrus Antonius VanDerHeijden | 2009-05-12 |
| 7469274 | System and method for identifying third party copy devices | Sung-Wook Ryu, William Kawakami, Andrew Roe | 2008-12-23 |