SP

Stuart Stephen Papworth Parkin

IBM: 109 patents #491 of 70,183Top 1%
Samsung: 13 patents #10,425 of 75,807Top 15%
Infineon Technologies Ag: 1 patents #4,439 of 7,486Top 60%
📍 San Jose, CA: #193 of 32,062 inventorsTop 1%
🗺 California: #1,728 of 386,348 inventorsTop 1%
Overall (All Time): #11,093 of 4,157,543Top 1%
114
Patents All Time

Issued Patents All Time

Showing 101–114 of 114 patents

Patent #TitleCo-InventorsDate
5650958 Magnetic tunnel junctions with controlled magnetic response William J. Gallagher, John Casimir Slonczewski, Jonathan Zanhong Sun 1997-07-22
5640343 Magnetic memory array using magnetic tunnel junction devices in the memory cells William J. Gallagher, James H. Kaufman, Roy E. Scheuerlein 1997-06-17
5598308 Magnetoresistive sensor having multilayer thin film structure Bernard Dieny, Bruce Alvin Gurney, Ian L. Sanders, Virgil S. Speriosu, Dennis R. Wilhoit 1997-01-28
5585986 Digital magnetoresistive sensor based on the giant magnetoresistance effect 1996-12-17
5583727 Multiple data layer magnetic recording data storage system with digital magnetoresistive read sensor 1996-12-10
5465185 Magnetoresistive spin valve sensor with improved pinned ferromagnetic layer and magnetic recording system using the sensor David Heim 1995-11-07
5408377 Magnetoresistive sensor with improved ferromagnetic sensing layer and magnetic recording system using the sensor Bruce Alvin Gurney, Haralambos Lefakis, Omar U. Need, III, Virgil S. Speriosu, Dennis R. Wilhoit 1995-04-18
5341118 Multilayer magnetic structure wherein the magnitude of the structure magnetoresistance is a function of nonmagnetic layer thickness Kevin P. Roche 1994-08-23
5341261 Magnetoresistive sensor having multilayer thin film structure Bernard Dieny, Bruce Alvin Gurney, Ian L. Sanders, Virgil S. Speriosu, Dennis R. Wilhoit 1994-08-23
5206590 Magnetoresistive sensor based on the spin valve effect Bernard Dieny, Bruce Alvin Gurney, Steven E. Lambert, Daniele Mauri, Virgil S. Speriosu +1 more 1993-04-27
5159513 Magnetoresistive sensor based on the spin valve effect Bernard Dieny, Bruce Alvin Gurney, Serhat Metin, Virgil S. Speriosu 1992-10-27
5014147 Magnetoresistive sensor with improved antiferromagnetic film Kevin P. Roche, Virgil S. Speriosu 1991-05-07
4988668 Ti-Ca-Ba-Cu-D compositions electrically superconducting above 120 degrees K and processes for their preparation Edward M. Engler, Victor Y. Lee, Adel I. Nazzal 1991-01-29
4870052 Tl-Ca-Ba-Cu-O compositions electrically superconducting above 120 degree K and processes for their preparation Edward M. Engler, Victor Y. Lee, Adel I. Nazzal 1989-09-26