Keiichi Tanabe
25Patents
9h-index
40Co-inventors
75Inventor score
Filing activity: Jun 18, 1982 → Oct 29, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4412902A | Method of fabrication of Josephson tunnel junction | Emerging Cross-Sectional Technologies | 68 | Expired |
| US8330145B2 | Superconducting junction element and superconducting junction circuit | Electricity | 63 | Active |
| US7129870B2 | Superconducting latch driver circuit generating sufficient output voltage and pulse-width | Electricity | 26 | Expired |
| US7505310B2 | Method of configuring superconducting random access memory, device structure of the same, and superconducting drive circuit | Physics | 21 | Active |
| US7095227B2 | Superconducting driver circuit | Emerging Cross-Sectional Technologies | 17 | Expired |
| US7268713B2 | Superconducting circuit | Electricity | 15 | Active |
| US7038604B2 | Superconducting multi-stage sigma-delta modulator | Electricity | 12 | Expired |
| US9279863B2 | High-temperature superconducting magnetic sensor | Electricity | 10 | Active |
| US8032196B2 | Josephson device, method of forming Josephson device and superconductor circuit | Emerging Cross-Sectional Technologies | 10 | Active |
| US6999806B2 | High temperature superconducting josephson junctin, superconducting electronic device provided with the former and method of manufacturing high temperature superconducting josephson junction | Electricity | 8 | Expired |
| US8781542B2 | High-temperature superconducting magnetic sensor and fabrication method of the same | Emerging Cross-Sectional Technologies | 8 | Active |
| US5898726A | Preheater for arc furnaces | Emerging Cross-Sectional Technologies | 6 | Expired |
| US6790675B2 | Josephson device and fabrication process thereof | Emerging Cross-Sectional Technologies | 5 | Expired |
| US7378865B2 | Superconducting circuit for generating pulse signal | Electricity | 5 | Active |
| US7081417B2 | Manufacturing method for electronic device and multiple layer circuits thereof | Electricity | 5 | Expired |
| US7091515B2 | High-temperature superconducting device and manufacturing method thereof | Electricity | 4 | Expired |
| US7300909B2 | Superconducting circuit | Electricity | 4 | Expired |
| US5936255A | X-ray, neutron or electron diffraction method using an imaging plate and apparatus therefor | Physics | 3 | Expired |
| US9824796B2 | Oxide superconductor and method for manufacturing same | Electricity | 1 | Active |
| US6606780B1 | Mercury-containing copper oxide superconductor and method of producing same | Emerging Cross-Sectional Technologies | 0 | Expired |
| US6699819B2 | Mercury-containing copper oxide superconductor | Emerging Cross-Sectional Technologies | 0 | Expired |
| US7323711B2 | High-temperature superconductive device | Electricity | 0 | Expired |
| US8178472B2 | Superconducting device and method of manufacturing the same | Emerging Cross-Sectional Technologies | 0 | Active |
| US11137455B2 | Magnetic field measuring element, magnetic field measuring device, and magnetic field measuring system | Electricity | 0 | Active |
| US10113695B2 | Liquid nitrogen cooling sensor device container and liquid nitrogen cooling sensor device | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.