Keiichi Takeda
6Patents
2h-index
13Co-inventors
44Inventor score
Filing activity: Sep 7, 1995 → Mar 29, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6110108A | Home care system, center terminal and patient terminal | Emerging Cross-Sectional Technologies | 10 | Expired |
| US6176826A | Home care system, center terminal and patient terminal | Emerging Cross-Sectional Technologies | 10 | Expired |
| US6620099B1 | Home care system, center terminal and patient terminal | Emerging Cross-Sectional Technologies | 2 | Expired |
| US8904755B2 | Heater control device of oxygen concentration sensor | Emerging Cross-Sectional Technologies | 2 | Active |
| US8270645B2 | Hearing aid | Electricity | 1 | Active |
| US8345905B2 | Hearing aid | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.