SunPower Corporation, Systems
10Patents
4Active
10Granted
40Portfolio score
Filing activity: Feb 13, 1978 → May 27, 2009 · 4 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7435134B2 | Photovoltaic module mounting clip with integral grounding | Emerging Cross-Sectional Technologies | 414 | Active |
| US4146785A | Sun-tracking control system for solar collector | Emerging Cross-Sectional Technologies | 266 | Expired |
| US7328534B2 | Shingle system | Emerging Cross-Sectional Technologies | 150 | Expired |
| US7557292B2 | Modular shade system with solar tracking panels | Emerging Cross-Sectional Technologies | 82 | Expired |
| US7888587B2 | Modular shade system with solar tracking panels | Emerging Cross-Sectional Technologies | 50 | Active |
| US7554030B2 | Tracking solar collector assembly | Emerging Cross-Sectional Technologies | 48 | Expired |
| US7888588B2 | Tracking solar collector assembly | Emerging Cross-Sectional Technologies | 43 | Active |
| US7807918B2 | Modular shade system | Emerging Cross-Sectional Technologies | 40 | Active |
| US4291755A | Method and apparatus for accumulating, storing and releasing thermal energy | Emerging Cross-Sectional Technologies | 19 | Expired |
| US4403643A | Method and apparatus for accumulating, storing and releasing thermal energy | Emerging Cross-Sectional Technologies | 17 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.