PHOTONSTAR LED LIMITED
12Patents
12Active
12Granted
49Portfolio score
Filing activity: Mar 3, 2008 → Jul 21, 2014 · 9 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8324633B2 | Ultra high thermal performance packaging for optoelectronics devices | Electricity | 46 | Active |
| US8783901B2 | High colour quality luminaire | Electricity | 42 | Active |
| US8212273B2 | Vertical LED with conductive vias | Electricity | 38 | Active |
| US8309979B2 | Electrically isolated vertical light emitting diode structure | Electricity | 10 | Active |
| US8324647B2 | Light emitting module with optically-transparent thermally-conductive element | Electricity | 6 | Active |
| US9142711B2 | Tunable colour LED module | Electricity | 4 | Active |
| US8610136B2 | Thermally optimised LED chip-on-board module | Electricity | 4 | Active |
| US9794991B2 | High colour quality luminaire | Electricity | 1 | Active |
| US8592842B2 | Vertical light emitting diodes | Electricity | 1 | Active |
| US8946741B2 | LED with enhanced light extraction | Electricity | 0 | Active |
| US8987769B2 | High thermal performance packaging for optoelectronics devices | Electricity | 0 | Active |
| US9178119B2 | Vertical light emitting diodes | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.