Hitoshi Kishi
20Patents
9h-index
23Co-inventors
71Inventor score
Filing activity: Jun 15, 1987 → Jan 6, 2006
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5886890A | Power-supply system involving system interconnection | Electricity | 311 | Expired |
| US6291764A | Photovoltaic power generation device | Emerging Cross-Sectional Technologies | 110 | Expired |
| US5951785A | Photo-voltaic apparatus | Emerging Cross-Sectional Technologies | 95 | Expired |
| US6410843B1 | Solar cell module | Emerging Cross-Sectional Technologies | 89 | Expired |
| US5930085A | Magnetoresistive head and magnetic recording/reproducing apparatus | Emerging Cross-Sectional Technologies | 27 | Expired |
| US5729411A | Magnetoresistive head and magnetoresistive recording/reproducing drive with an antiferromagnetic layer of high corrosion resistance | Physics | 16 | Expired |
| US6327121A | GMR head, method for its manufacture, and magnetic disc drive utilizing the head | Emerging Cross-Sectional Technologies | 11 | Expired |
| US6995960B2 | Spin valve magnetoresistive sensor having CPP structure | Electricity | 10 | Expired |
| US5661621A | Magnetoresistive head | Physics | 10 | Expired |
| US6034845A | Spin-valve magnetic head with the pinned layer having different directions for its magnetization axis and its easy axis | Emerging Cross-Sectional Technologies | 7 | Expired |
| US6954341B2 | Magneto-resistive sensor with oxidization-resistant conductive layer between cap layer and electrode overhang | Emerging Cross-Sectional Technologies | 6 | Expired |
| US6157523A | Spin valve magnetoresistive head having magnetic layers with different internal stress | Physics | 6 | Expired |
| US7123456B2 | Method of making magnetoresistive head element | Emerging Cross-Sectional Technologies | 5 | Expired |
| US6961222B2 | Flux guide type device, head having the same, and drive | Emerging Cross-Sectional Technologies | 5 | Expired |
| US6364961B1 | Spin-valve magnetic head with the pinned layer having different directions for its magnetization axis and its easy axis | Emerging Cross-Sectional Technologies | 3 | Expired |
| US6355115B1 | Spin-valve magnetic head with the pinned layer having different directions for its magnetization axis and its easy axis | Emerging Cross-Sectional Technologies | 2 | Expired |
| US6007643A | Method of manufacturing magnetoresistive head | Emerging Cross-Sectional Technologies | 2 | Expired |
| US7116533B2 | Magnetoresistive sensor | Electricity | 1 | Expired |
| US4755666A | Photosensor frame | Electricity | 0 | Expired |
| US6074535A | Magnetoresistive head, method of fabricating the same and magnetic recording apparatus | Physics | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.