Issued Patents 2003
Showing 26–43 of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6587317 | Spin valve sensor having a pinned layer structure composed of cobalt iron vanadium (CoFeV) | — | 2003-07-01 |
| 6580589 | Pinned layer structure for a spin valve sensor having cobalt iron (CoFe) and cobalt iron oxide (CoFeO) laminated layers | — | 2003-06-17 |
| 6580588 | Resettable dual AP pinned valve sensor insensitive to sense current direction and having symmetrically balanced fields about a free layer | — | 2003-06-17 |
| 6570745 | Lead overlaid type of sensor with sensor passive regions pinned | — | 2003-05-27 |
| 6567244 | Differential yoke type read head | — | 2003-05-20 |
| 6563680 | Spin valve sensor with pinned layer and antiparallel (AP) pinned layer structure pinned by a single pinning layer | — | 2003-05-13 |
| 6549382 | Read head with asymmetric dual AP pinned spin valve sensor | — | 2003-04-15 |
| 6549383 | Pinned layer having a CoFeNb or CoFeNbHf film for increasing magnetic softness and reducing current shunting | — | 2003-04-15 |
| 6542343 | Tunnel valve head design to lower resistance | — | 2003-04-01 |
| 6538856 | Read head with spin valve sensor having sense current in plane (CIP) thence sense current perpendicular to plane (CPP) | — | 2003-03-25 |
| 6538859 | Giant magnetoresistive sensor with an AP-coupled low Hk free layer | — | 2003-03-25 |
| 6525911 | Permeability offset of shield layers for correcting bias of a free layer structure in a spin valve sensor | — | 2003-02-25 |
| 6522508 | Magnetic head having current resettable insulated keeper design | — | 2003-02-18 |
| 6522134 | Method of resetting spin valve heads in a magnetic disk drive | — | 2003-02-18 |
| 6519121 | Spin valve sensor with composite pinned layer structure for improving biasing of free layer structure with reduced sense current shunting | — | 2003-02-11 |
| 6519117 | Dual AP pinned GMR head with offset layer | — | 2003-02-11 |
| 6515838 | Biasing correction for simple GMR head | — | 2003-02-04 |
| 6504689 | Tunnel junction read head with flux guide coupled to and magnetically extending a recessed free layer to an air bearing surface | Douglas Johnson Werner | 2003-01-07 |