Inventor · Edina, MN, US

Mark William Covington

53Patents
12h-index
57Co-inventors
87Inventor score

Filing activity: Feb 2, 2001 → Mar 6, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US7006375B2 Hybrid write mechanism for high speed and high density magnetic random access memory Physics 157 Expired
US6785092B2 White head for high anisotropy media Electricity 93 Expired
US8451555B2 Recording head for heat assisted magnetic recording Physics 51 Active
US7212367B2 Ampere wire write head with confined magnetic fields Physics 38 Expired
US6809900B2 Write head with magnetization controlled by spin-polarized electron current Physics 36 Expired
US7500255B2 Data writing with plasmon resonator Physics 36 Expired
US8582249B2 Magnetic element with reduced shield-to-shield spacing Emerging Cross-Sectional Technologies 35 Active
US6865109B2 Magnetic random access memory having flux closure for the free layer and spin transfer write mechanism Physics 33 Expired
US8400738B2 Magnetic element with dual magnetic moments Emerging Cross-Sectional Technologies 25 Active
US6730395B2 Magnetic tunnel junction using nanoparticle monolayers and applications therefor Emerging Cross-Sectional Technologies 22 Expired
US6954331B2 Magnetic recording head including spatially-pumped spin wave mode writer Physics 19 Expired
US7633699B2 CPP reader with phase detection of magnetic resonance for read-back Physics 14 Active
US6807032B1 Magnetic read head wherein the shields are used as electrical leads and have a minimized anisotropic magneto-resistance effect Physics 12 Expired
US8553369B2 Magnetic element with improved stability and including at least one antiferromagnetic tab Physics 11 Active
US7818760B2 Data writing with plasmon resonator Physics 10 Active
US6687085B2 Perpendicular write head with high magnetization pole material and method of fabricating the write head Physics 9 Expired
US9082958B2 Tunneling magneto-resistive sensors with buffer layers Physics 9 Active
US8582247B2 Magnetic element with increased scissoring angle Electricity 9 Active
US7595959B2 Recording heads including a magnetically damped write pole and recording systems including such heads Emerging Cross-Sectional Technologies 8 Active
US8503135B2 Magnetic sensor with enhanced magnetoresistance ratio Emerging Cross-Sectional Technologies 7 Active
US7576948B2 Magnetic field read sensor based on the extraordinary hall effect Electricity 7 Active
US8711526B2 Magnetic element with top shield coupled side shield lamination Emerging Cross-Sectional Technologies 6 Active
US8811128B1 Generating surface plasmons using electrical current Physics 6 Active
US8467154B2 Magnetic sensors having perpendicular anisotropy free layer Electricity 5 Active
US7825445B2 Magnetoresistive memory elements with separate read and write current paths Physics 5 Active

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