Inventor · Yokohama, JP

Yuzo Kamiguchi

70Patents
26h-index
38Co-inventors
88Inventor score

Filing activity: Sep 10, 1993 → Mar 8, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US6710984B1 Magnetoresistive effect device utilizing a magnetization-coupling layer which couples adjacent ferromagnetic layers perpendicularly Physics 153 Expired
US5549978A Magnetoresistance effect element Emerging Cross-Sectional Technologies 145 Expired
US6338899B1 Magnetoresistance effect element, magnetic head, magnetic head assembly, magnetic storage system Emerging Cross-Sectional Technologies 132 Expired
US6303218A Multi-layered thin-film functional device and magnetoresistance effect element Emerging Cross-Sectional Technologies 88 Expired
US5949622A Magnetoresistance effect element Physics 66 Expired
US6348274B1 Magnetoresistive element and magnetic recording apparatus Emerging Cross-Sectional Technologies 60 Expired
US6118624A Magneto-resistance effect element having a magnetic biasing film Electricity 54 Expired
US5780176A Magnetoresistance effect element Emerging Cross-Sectional Technologies 46 Expired
US5416353A Netoresistance effect element Physics 45 Expired
US6937447B2 Magnetoresistance effect element, its manufacturing method, magnetic reproducing element and magnetic memory Emerging Cross-Sectional Technologies 44 Expired
US6064552A Magnetoresistive head having magnetic yoke and giant magnetoresistive element such that a first electrode is formed on the giant magnetoresistive element which in turn is formed on the magnetic yoke which acts as a second electrode Physics 42 Expired
US6495275B2 Multi-layered thin-film functional device and magnetoresistance effect element Emerging Cross-Sectional Technologies 41 Expired
US6784509B2 Magnetoresistance effect element, magnetic head and magnetic reproducing apparatus Electricity 40 Expired
US6146776A Magneto-resistance effect head Emerging Cross-Sectional Technologies 40 Expired
US6043515A Optical semiconductor device Electricity 38 Expired
US6905780B2 Current-perpendicular-to-plane-type magnetoresistive device, and magnetic head and magnetic recording-reproducing apparatus using the same Emerging Cross-Sectional Technologies 38 Expired
US5552949A Magnetoresistance effect element with improved antiferromagnetic layer Electricity 37 Expired
US6847509B2 Magnetoresistive head and perpendicular magnetic recording-reproducing apparatus Physics 33 Expired
US7223485B2 Magnetoresistive device, magnetoresistive head and magnetic recording-reproducing apparatus Emerging Cross-Sectional Technologies 33 Expired
US6111729A Magnetoresistance effect element Physics 33 Expired
US5738946A Magnetoresistance effect element Emerging Cross-Sectional Technologies 32 Expired
US5725963A Magnetoresistance effect element Emerging Cross-Sectional Technologies 31 Expired
US5991125A Magnetic head Physics 29 Expired
US6052262A Magneto-resistance effect element and magnetic head Physics 29 Expired
US6157525A Magnetic head Physics 27 Expired

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