GELcore LLC
76Patents
1Active
76Granted
40Portfolio score
Filing activity: Dec 30, 1997 → Dec 27, 2005 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6787999B2 | LED-based modular lamp | Emerging Cross-Sectional Technologies | 370 | Expired |
| US6641283B1 | LED puck light with detachable base | Emerging Cross-Sectional Technologies | 205 | Expired |
| US6674096B2 | Light-emitting diode (LED) package and packaging method for shaping the external light intensity distribution | Electricity | 198 | Expired |
| US6936857B2 | White light LED device | Emerging Cross-Sectional Technologies | 197 | Expired |
| US6799864B2 | High power LED power pack for spot module illumination | Emerging Cross-Sectional Technologies | 185 | Expired |
| US6964877B2 | LED power package | Electricity | 151 | Expired |
| US6796698B2 | Light emitting diode-based signal light | Emerging Cross-Sectional Technologies | 145 | Expired |
| US6285139A | Non-linear light-emitting load current control | Electricity | 125 | Expired |
| US6660935B2 | LED extrusion light engine and connector therefor | Emerging Cross-Sectional Technologies | 115 | Expired |
| US6485160B1 | Led flashlight with lens | Emerging Cross-Sectional Technologies | 113 | Expired |
| US6717526B2 | Light degradation sensing LED signal with light pipe collector | Emerging Cross-Sectional Technologies | 113 | Expired |
| US6917057B2 | Layered phosphor coatings for LED devices | Electricity | 107 | Expired |
| US7160140B1 | LED string light engine | Electricity | 105 | Expired |
| US7119372B2 | Flip-chip light emitting diode | Electricity | 103 | Expired |
| US6765237B1 | White light emitting device based on UV LED and phosphor blend | Emerging Cross-Sectional Technologies | 101 | Expired |
| US6481874B2 | Heat dissipation system for high power LED lighting system | Emerging Cross-Sectional Technologies | 99 | Expired |
| US6642666B1 | Method and device to emulate a railway searchlight signal with light emitting diodes | Emerging Cross-Sectional Technologies | 99 | Expired |
| US6762563B2 | Module for powering and monitoring light-emitting diodes | Emerging Cross-Sectional Technologies | 98 | Expired |
| US6945672B2 | LED planar light source and low-profile headlight constructed therewith | Electricity | 93 | Expired |
| US6975369B1 | Liquid crystal display with color backlighting employing light emitting diodes | Physics | 87 | Expired |
| US6667623B2 | Light degradation sensing led signal with visible fault mode | Electricity | 83 | Expired |
| US6851831B2 | Close packing LED assembly with versatile interconnect architecture | Emerging Cross-Sectional Technologies | 74 | Expired |
| US6940704B2 | Semiconductor light emitting device | Electricity | 63 | Expired |
| US6600324B2 | Method and device for remote monitoring of LED lamps | Physics | 58 | Expired |
| US7179670B2 | Flip-chip light emitting diode device without sub-mount | Electricity | 57 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.