Inventor · Pretoria, ZA

Eric W. Singleton

81Patents
12h-index
78Co-inventors
87Inventor score

Filing activity: Feb 19, 1986 → Jan 7, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US6700753B2 Spin valve structures with specular reflection layers Physics 51 Expired
US7177122B2 Biasing for tri-layer magnetoresistive sensors Physics 44 Expired
US8582249B2 Magnetic element with reduced shield-to-shield spacing Emerging Cross-Sectional Technologies 35 Active
US6490140B1 Giant magnetoresistive sensor with a PtMnX pinning layer and a NiFeCr seed layer Physics 31 Expired
US6818330B2 Perpendicular recording medium with antiferromagnetic exchange coupling in soft magnetic underlayers Emerging Cross-Sectional Technologies 28 Expired
US7061731B2 High magnetic anisotropy hard magnetic bias element Physics 22 Expired
US9536549B1 Multiple sensor magnetic reproducing device with reduced inter-sensor spacing Physics 19 Active
US9305578B1 Magnetic element with reduced shield-to-shield spacing Physics 16 Active
US9396745B2 Multi-sensor reader with different readback sensitivities Physics 16 Active
US8472147B2 Magnetoresistive shield with lateral sub-magnets Electricity 13 Active
US8760820B1 Magnetic element with coupled side shield Electricity 13 Active
US7369360B2 Perpendicular recording head having controlled permeability and saturation moment Physics 12 Expired
US8248737B2 Magnetic sensor including an element for generating signals related to resistance changes Physics 11 Active
US6795279B2 Spin valve structures with specular reflection layers Physics 11 Expired
US7035061B2 Magnetoresistive transducer with low magnetic moment, high coercivity stabilizing magnets Physics 9 Expired
US9171559B1 Sensor structure with pinned stabilization layer Emerging Cross-Sectional Technologies 8 Active
US9401163B2 Multi-stack reader with split middle shield Electricity 8 Active
US7719802B2 Magnetic sensor with electrically defined active area dimensions Physics 7 Expired
US9685178B1 Lateral spin valve reader with large-area tunneling spin-injector Physics 6 Active
US9437224B2 Stack with wide seed layer Emerging Cross-Sectional Technologies 6 Active
US9552834B1 Stabilization of one or more upper sensors in multi-sensor readers Physics 6 Active
US9001472B2 Shield stabilization configuration with applied bias Electricity 5 Active
US9121886B2 Magnetoresistive sensor including an amorphous insertion layer excluding glass former elements Physics 5 Active
US9870791B1 Stabilization of one or more upper sensors in multi-sensor readers Physics 5 Active
US8711525B2 Magnetoresistive shield with coupled lateral magnet bias Electricity 5 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.