Issued Patents All Time
Showing 25 most recent of 54 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7035061 | Magnetoresistive transducer with low magnetic moment, high coercivity stabilizing magnets | Eric W. Singleton, David J. Larson, Christopher L. Platt, Kurt W. Wierman | 2006-04-25 |
| 6835464 | Thin film device with perpendicular exchange bias | Thomas F. Ambrose, Timothy J. Klemmer, Rene Johannes Marinus van de Veerdonk, Gregory John Parker | 2004-12-28 |
| 6777113 | Multilayer films for optimized soft underlayer magnetic properties of dual layer perpendicular recording media | Isabel G. Trindade, Sharat Batra, Dieter K. Weller, Yukiko Kubota, Kurt W. Wierman +1 more | 2004-08-17 |
| 6660357 | Perpendicular magnetic recording media with laminated soft magnetic underlayer | Dmitri Litvinov, Sakhrat Khizroev, Roy Gustafson | 2003-12-09 |
| 6656613 | Multilayer magnetic recording media with columnar microstructure for improved exchange decoupling | Dmitri Litvinov, Sakhrat Khizroev | 2003-12-02 |
| 6016241 | Magnetoresistive sensor utilizing a granular magnetoresistive layer | Kevin R. Coffey, Todd Hylton, Michael Andrew Parker | 2000-01-18 |
| 6010601 | Method of making magnetic disk with boron carbide overcoat layer and adhesion layer | Richard H. Ahlert, Muhammad Inayet Ullah, Richard Donald Umphress | 2000-01-04 |
| 5989728 | Thin film magnetic recording medium having high coercivity | Kevin R. Coffey, Michael Andrew Parker | 1999-11-23 |
| 5897931 | Magnetic disk with boron carbide overcoat layer | Richard H. Ahlert, Muhammad Inayet Ullah, Richard Donald Umphress | 1999-04-27 |
| 5828532 | Getter layer lead structure for eliminating resistance increase phenomena and embrittlement and method for making the same | Richard H. Ahlert, Michael Andrew Parker | 1998-10-27 |
| 5750231 | Magnetic disk with boron carbide overcoat layer | Richard H. Ahlert, Muhammad Inayet Ullah, Richard Donald Umphress | 1998-05-12 |
| 5680282 | Getter layer lead structure for eliminating resistance increase phonomena and embrittlement and method for making the same | Richard H. Alhert, Michael Andrew Parker | 1997-10-21 |
| 5552204 | Magnetic disk with boron carbide overcoat layer | Richard H. Ahlert, Muhammad Inayet Ullah, Richard Donald Umphress | 1996-09-03 |
| 5492775 | Barium ferrite thin film for longitudinal recording | Richard H. Ahlert, Todd Hylton, Michael Andrew Parker, Muhammad Inayet Ullah | 1996-02-20 |
| 5476680 | Method for manufacturing granular multilayer mangetoresistive sensor | Kevin R. Coffey, Todd Hylton, Michael Andrew Parker | 1995-12-19 |
| 5452163 | Multilayer magnetoresistive sensor | Kevin R. Coffey, Robert E. Fontana, Jr., Todd Hylton, Michael Andrew Parker, Ching Hwa Tsang | 1995-09-19 |
| 5436047 | Thin film magnetic recording disk comprising a metallic disk blank, a substantially non-magnetic Ni-Cr-O film having a textured surface and a magnetic film | Hung-Chang W. Huang, Cherngye Hwang, Anthony W. Wu | 1995-07-25 |
| 5436778 | Magnetoresistive sensor having antiferromagnetic exchange bias | Tsann Lin, Cherngye Hwang, Daniele Mauri, Norbert Staud | 1995-07-25 |
| 5380548 | Method for fabricating a magnetoresistive sensor having antiferromagnetic layer | Tsann Lin, Cherngye Hwang, Daniele Mauri, Norbert Staud | 1995-01-10 |
| 5315468 | Magnetoresistive sensor having antiferromagnetic layer for exchange bias | Tsann Lin, Cherngye Hwang, Daniele Mauri, Norbert Staud | 1994-05-24 |
| 5268806 | Magnetoresistive transducer having tantalum lead conductors | Wolfgang Goubau, Hung-Chang W. Huang, Cherngye Hwang, Robert O. Schwenker, James C. Uy | 1993-12-07 |
| 5258884 | Magnetoresistive read transducer containing a titanium and tungsten alloy spacer layer | Cherngye Hwang | 1993-11-02 |
| 5227212 | Magnetic recording disk, magnetoresistive read head, inductive write head combination | Richard H. Ahlert, Steven E. Lambert, Ian L. Sanders | 1993-07-13 |
| 5149409 | Process for fabricating thin film metal alloy magnetic recording disks to selectively variable coercivities | Richard H. Ahlert, Steven E. Lambert | 1992-09-22 |
| 5066552 | Low noise thin film metal alloy magnetic recording disk | Randall George Simmons, Tadashi Yogi | 1991-11-19 |