Semiconductor Energy Co., Ltd.
5Patents
3Active
5Granted
38Portfolio score
Filing activity: May 25, 1984 → Dec 19, 2012
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4571446A | Photoelectric conversion panel and assembly thereof | Emerging Cross-Sectional Technologies | 26 | Expired |
| US7355202B2 | Thin-film transistor | Emerging Cross-Sectional Technologies | 23 | Expired |
| US8518760B2 | Display device, method for manufacturing thereof, and television device | Electricity | 4 | Active |
| US9252459B2 | Ionic liquid, nonaqueous electrolyte, and power storage device | Emerging Cross-Sectional Technologies | 2 | Active |
| US8604481B2 | Thin film transistor | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.