Issued Patents All Time
Showing 1–25 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9552837 | Vertically and horizontally weakly coupled perpendicular small grain media | Sylvia Helena Florez, Yoshihiro Ikeda, Kentaro Takano, Bruce David Terris, Qing Zhu | 2017-01-24 |
| 8747628 | Perpendicular magnetic recording media with oxide-containing exchange coupling layer | Xiaoping Bian, Jack Jyh-Kau Chang, Qing Dai, Yoshihiro Ikeda, Kentaro Takano +1 more | 2014-06-10 |
| 8263239 | Laminated magnetic thin films for magnetic recording with weak ferromagnetic coupling | Andreas Berger, Eric Fullerton, David Margulies, Natacha Supper | 2012-09-11 |
| 8168310 | Perpendicular magnetic recording media with oxide-containing exchange coupling layer | Xiaoping Bian, Jack Jyh-Kau Chang, Qing Dai, Yoshihiro Ikeda, Kentaro Takano +1 more | 2012-05-01 |
| 7989096 | Perpendicular recording media having an exchange-spring structure | Andreas Berger, Eric Fullerton, Natacha Supper | 2011-08-02 |
| 7976964 | Disk drive with laminated magnetic thin films with sublayers for magnetic recording | Eric Fullerton, David Margulies, Natacha Supper | 2011-07-12 |
| 7879470 | Apparatus, system, and method for the selection of perpendicular media segregant materials | Qing Dai, Bruno Marchon, Kentaro Takano | 2011-02-01 |
| 7862913 | Oxide magnetic recording layers for perpendicular recording media | Xiaoping Bian, Qing Dai, Yoshihiro Ikeda, David Margulies, Mary Frances Minardi +4 more | 2011-01-04 |
| 7758982 | SiN overcoat for perpendicular magnetic recording media | Qing Dai, Min Xiao, Bing K. Yen | 2010-07-20 |
| 7687157 | Perpendicular recording media having an exchange-spring structure | Andreas Berger, Eric Fullerton, Natacha Supper | 2010-03-30 |
| 7582368 | Perpendicular magnetic recording medium with an exchange-spring recording structure and a lateral coupling layer for increasing intergranular exchange coupling | Andreas Berger, Byron Hassberg Lengsfield, III, Natacha Supper | 2009-09-01 |
| 7556870 | Antiferromagnetically coupled media for magnetic recording with weak coupling layer | Eric Fullerton, David Margulies, Natacha Supper | 2009-07-07 |
| 7498092 | Perpendicular magnetic recording medium with magnetic torque layer coupled to the perpendicular recording layer | Andreas Berger | 2009-03-03 |
| 7482071 | Perpendicular magnetic recording disk with improved recording layer having high oxygen content | Bernd Heinz, Yoshihiro Ikeda, Kentaro Takano, Min Xiao | 2009-01-27 |
| 7479332 | Method and apparatus for improving signal-to-noise ratio in longitudinal recording media | Eric Fullerton, David Margulies, Natacha Supper | 2009-01-20 |
| 7425377 | Incoherently-reversing magnetic laminate with exchange coupled ferromagnetic layers | Eric Fullerton, David Margulies, Natacha Supper | 2008-09-16 |
| 7180710 | Magnetic recording medium having three ferromagnetic layers with increasing intrinsic coercivity from the lower to the upper layer | David Margulies, Hal J. Rosen, Natacha Supper | 2007-02-20 |
| 7177118 | Magnetic recording system with three-layer laminated media having improved signal-to-noise ratio | David Margulies, Hal J. Rosen, Natacha Supper | 2007-02-13 |
| 7125616 | Magnetic recording disk with antiferromagnetically-coupled magnetic layer having multiple lower layers | Eric Fullerton, David Margulies, Andreas Moser | 2006-10-24 |
| 7081309 | Magnetic recording disk with antiferromagnetically-coupled magnetic layer having multiple ferromagnetically-coupled lower layers | Eric Fullerton, David Margulies, Andreas Moser | 2006-07-25 |
| 6928723 | Method for making a magnetoresistive sensor having a cobalt-ferrite pinning layer | Matthew J. Carey, Robin Frederick Charles Farrow, Bruce Alvin Gurney, David Margulies, Ronald Franklin Marks +2 more | 2005-08-16 |
| 6835476 | Antiferromagnetically coupled magnetic recording media with CoCrFe alloy first ferromagnetic film | Mary Frances Doerner, Eric Fullerton, David Margulies, Natacha Supper | 2004-12-28 |
| 6803119 | Oriented magnetic recording media on a nonmetallic substrate | David Margulies, Timothy Martin Reith, Tim Minvielle, James A. Hagan | 2004-10-12 |
| 6773834 | Laminated magnetic recording media with antiferromagnetically coupled layer as one of the individual magnetic layers in the laminate | Eric Fullerton, David Margulies, Hal J. Rosen | 2004-08-10 |
| 6723450 | Magnetic recording medium with antiparallel coupled ferromagnetic films as the recording layer | Mary Frances Doerner, Eric Fullerton, David Margulies, William G. McChesney, Manfred Ernst Schabes +1 more | 2004-04-20 |