Astro System Inc.
8Patents
0Active
8Granted
26Portfolio score
Filing activity: Jun 8, 1978 → Nov 3, 2003
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4677250A | Fault tolerant thin-film photovoltaic cell | Emerging Cross-Sectional Technologies | 48 | Expired |
| US4582952A | Gallium arsenide phosphide top solar cell | Emerging Cross-Sectional Technologies | 40 | Expired |
| US4781766A | Fault tolerant thin-film photovoltaic cell and method | Emerging Cross-Sectional Technologies | 23 | Expired |
| US6270228A | Studio lighting system | Physics | 19 | Expired |
| US4772564A | Fault tolerant thin-film photovoltaic cell fabrication process | Emerging Cross-Sectional Technologies | 17 | Expired |
| USD255896S | Electromagnetic transducer | General | 3 | Expired |
| US6931136B2 | Infrared emitter | Electricity | 2 | Expired |
| USD257344S | Limit set module | General | 1 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.