Tsutomu Chou
93Patents
12h-index
59Co-inventors
87Inventor score
Filing activity: Jul 7, 1994 → Dec 29, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US9852752B1 | Plasmon generator with metallic waveguide blocker for TAMR | Physics | 42 | Active |
| US8325567B2 | Thermally-assisted magnetic recording head comprising near-field light generator | Physics | 37 | Active |
| US6791445B2 | Coil-embedded dust core and method for manufacturing the same | Emerging Cross-Sectional Technologies | 36 | Expired |
| US6759935B2 | Coil-embedded dust core production process, and coil-embedded dust core formed by the production process | Emerging Cross-Sectional Technologies | 31 | Expired |
| US8223597B2 | Thermally assisted head having reflection mirror for propagating light | Physics | 31 | Active |
| US6202926A | Magnetic recording medium and method of making the same | Physics | 26 | Expired |
| US8098547B2 | Optical waveguide and thermal assist magnetic recording head therewith | Physics | 23 | Active |
| US8170389B1 | Optical waveguide, and thermally-assisted magnetic recording head including the same | Physics | 21 | Active |
| US8264919B2 | Thermal assisted magnetic recording head having spot size converter | Physics | 20 | Active |
| US8049997B2 | Magnetoresistive element including a pair of free layers coupled to a pair of shield layers | Electricity | 19 | Active |
| US7876534B2 | Magneto-resistive effect device of the CPP type, and magnetic disk system | Physics | 19 | Active |
| US8270791B2 | Optical waveguide and thermally-assisted magnetic recording head therewith | Physics | 15 | Active |
| US8014108B2 | Magnetoresistive device of the CPP type, utilizing insulating layers interposed in shield layers to form a closed magnetic path usable in a disk system | Physics | 12 | Active |
| US8077558B1 | Thermally-assisted magnetic recording head including plasmon generator | Emerging Cross-Sectional Technologies | 12 | Active |
| US6029895A | Magnetic recording medium and method of making the same | Physics | 11 | Expired |
| US5570251A | Thin film magnetic device with plural valves of magnetostriction | Physics | 11 | Expired |
| US8169731B2 | Near-field light transducer comprising propagation edge with predetermined curvature radius | Physics | 11 | Active |
| US8351308B2 | Thermally assisted magnetic recording head having V-shaped plasmon generator | Physics | 10 | Active |
| US7323214B2 | Composite magnetic material electromagnetic wave absorbing sheet method for manufacturing sheet-like product and method for manufacturing electromagnetic wave absorbing sheet | Electricity | 10 | Expired |
| US8358565B2 | Thermally-assisted magnetic recording head having dummy waveguides for light beam alignment | Physics | 10 | Active |
| US8194509B2 | Thermally-assisted magnetic recording head comprising light source with photonic-band layer | Physics | 9 | Active |
| US8208349B2 | Thermally-assisted magnetic recording head having a gap between propagation edge and magnetic pole | Physics | 8 | Active |
| US7826179B2 | Magneto-resistive effect device of the CPP structure and magnetic disk system | Electricity | 8 | Active |
| US8189303B2 | Thin film magnetic head having a pair of magnetic layers whose magnetization is controlled by shield layers | Physics | 8 | Active |
| US6310837A | Magnetic recording medium | Emerging Cross-Sectional Technologies | 8 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.