Yuzo Kamiguchi
70Patents
26h-index
38Co-inventors
88Inventor score
Filing activity: Sep 10, 1993 → Mar 8, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| 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.