Issued Patents All Time
Showing 76–87 of 87 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5701223 | Spin valve magnetoresistive sensor with antiparallel pinned layer and improved exchange bias layer, and magnetic recording system using the sensor | Robert E. Fontana, Jr., Tsann Lin, Virgil S. Speriosu, Ching Hwa Tsang, Dennis R. Wilhoit | 1997-12-23 |
| 5696656 | Highly sensitive orthogonal spin valve read head | Hardayal Singh Gill, Joseph Smyth, Virgil S. Speriosu, Douglas Johnson Werner | 1997-12-09 |
| 5650887 | System for resetting sensor magnetization in a spin valve magnetoresistive sensor | Moris Dovek, Virgil S. Speriosu | 1997-07-22 |
| 5598308 | Magnetoresistive sensor having multilayer thin film structure | Bernard Dieny, Stuart Stephen Papworth Parkin, Ian L. Sanders, Virgil S. Speriosu, Dennis R. Wilhoit | 1997-01-28 |
| 5583725 | Spin valve magnetoresistive sensor with self-pinned laminated layer and magnetic recording system using the sensor | Kevin R. Coffey, David Heim, Haralambos Lefakis, Daniele Mauri, Virgil S. Speriosu +1 more | 1996-12-10 |
| 5574605 | Antiferromagnetic exchange coupling in magnetoresistive spin valve sensors | Peter Michael Baumgart, Bernard Dieny, Virgil S. Speriosu, Dennis R. Wilhoit | 1996-11-12 |
| 5422571 | Magnetoresistive spin valve sensor having a nonmagnetic back layer | David Heim, Haralambos Lefakis, Omar U. Need, III, Virgil S. Speriosu, Dennis R. Wilhoit | 1995-06-06 |
| 5408377 | Magnetoresistive sensor with improved ferromagnetic sensing layer and magnetic recording system using the sensor | Haralambos Lefakis, Omar U. Need, III, Stuart Stephen Papworth Parkin, Virgil S. Speriosu, Dennis R. Wilhoit | 1995-04-18 |
| 5341261 | Magnetoresistive sensor having multilayer thin film structure | Bernard Dieny, Stuart Stephen Papworth Parkin, Ian L. Sanders, Virgil S. Speriosu, Dennis R. Wilhoit | 1994-08-23 |
| 5287238 | Dual spin valve magnetoresistive sensor | Peter Michael Baumgart, Bernard Dieny, Jean-Pierre Nozieres, Virgil S. Speriosu, Dennis R. Wilhoit | 1994-02-15 |
| 5206590 | Magnetoresistive sensor based on the spin valve effect | Bernard Dieny, Steven E. Lambert, Daniele Mauri, Stuart Stephen Papworth Parkin, Virgil S. Speriosu +1 more | 1993-04-27 |
| 5159513 | Magnetoresistive sensor based on the spin valve effect | Bernard Dieny, Serhat Metin, Stuart Stephen Papworth Parkin, Virgil S. Speriosu | 1992-10-27 |