DW

Dennis R. Wilhoit

IBM: 9 patents #11,918 of 70,183Top 20%
🗺 California: #66,801 of 386,348 inventorsTop 20%
Overall (All Time): #590,569 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
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., Bruce Alvin Gurney, Tsann Lin, Virgil S. Speriosu, Ching Hwa Tsang 1997-12-23
5598308 Magnetoresistive sensor having multilayer thin film structure Bernard Dieny, Bruce Alvin Gurney, Stuart Stephen Papworth Parkin, Ian L. Sanders, Virgil S. Speriosu 1997-01-28
5583725 Spin valve magnetoresistive sensor with self-pinned laminated layer and magnetic recording system using the sensor Kevin R. Coffey, Bruce Alvin Gurney, David Heim, Haralambos Lefakis, Daniele Mauri +1 more 1996-12-10
5574605 Antiferromagnetic exchange coupling in magnetoresistive spin valve sensors Peter Michael Baumgart, Bernard Dieny, Bruce Alvin Gurney, Virgil S. Speriosu 1996-11-12
5422571 Magnetoresistive spin valve sensor having a nonmagnetic back layer Bruce Alvin Gurney, David Heim, Haralambos Lefakis, Omar U. Need, III, Virgil S. Speriosu 1995-06-06
5408377 Magnetoresistive sensor with improved ferromagnetic sensing layer and magnetic recording system using the sensor Bruce Alvin Gurney, Haralambos Lefakis, Omar U. Need, III, Stuart Stephen Papworth Parkin, Virgil S. Speriosu 1995-04-18
5341261 Magnetoresistive sensor having multilayer thin film structure Bernard Dieny, Bruce Alvin Gurney, Stuart Stephen Papworth Parkin, Ian L. Sanders, Virgil S. Speriosu 1994-08-23
5287238 Dual spin valve magnetoresistive sensor Peter Michael Baumgart, Bernard Dieny, Bruce Alvin Gurney, Jean-Pierre Nozieres, Virgil S. Speriosu 1994-02-15
5206590 Magnetoresistive sensor based on the spin valve effect Bernard Dieny, Bruce Alvin Gurney, Steven E. Lambert, Daniele Mauri, Stuart Stephen Papworth Parkin +1 more 1993-04-27