Cheol Jun Yoo
21Patents
4h-index
16Co-inventors
52Inventor score
Filing activity: Aug 24, 2011 → Dec 27, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8785953B2 | Light emitting diode, manufacturing method thereof, light emitting diode module, and manufacturing method thereof | Electricity | 7 | Active |
| US8546159B2 | Phosphor film, method of forming the same, and method of coating phosphor layer on LED chips | Emerging Cross-Sectional Technologies | 7 | Active |
| US8795817B2 | Phosphor film, method of manufacturing the same, coating method of phosphor layer, method of manufacturing LED package, and LED package manufactured thereby | Emerging Cross-Sectional Technologies | 6 | Active |
| US8796050B2 | Method and apparatus for manufacturing white light-emitting device | Electricity | 5 | Active |
| US8987022B2 | Light-emitting device package and method of manufacturing the same | Electricity | 4 | Active |
| US9722146B2 | Phosphor film, method of manufacturing the same, coating method of phosphor layer, method of manufacturing LED package and LED package manufactured thereby | Emerging Cross-Sectional Technologies | 4 | Active |
| US8710513B2 | Light-emitting device package and method of manufacturing the same | Electricity | 3 | Active |
| US8894240B2 | Illumination device | Electricity | 1 | Active |
| US8587010B2 | Light emitting device package and method of manufacturing the same | Electricity | 1 | Active |
| US9153759B2 | Light emitting diode, manufacturing method thereof, light emitting diode module, and manufacturing method thereof | Electricity | 1 | Active |
| US8672308B2 | Method and apparatus for depositing phosphor on semiconductor-light emitting device | Electricity | 1 | Active |
| US9028082B2 | Light source module and illumination apparatus having the same | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US8952404B2 | Light-emitting device package and method of manufacturing the light-emitting device package | Electricity | 1 | Active |
| US8741675B2 | Method of manufacturing semiconductor light emitting device and mask for application of paste used therefor | Electricity | 1 | Active |
| US8860069B2 | Light-emitting device package having a molding member with a low profile, and method of manufacturing the same | Electricity | 0 | Active |
| US9272300B2 | Method and apparatus for manufacturing white light-emitting device | Electricity | 0 | Active |
| US8722435B2 | Light emitting device package and method of manufacturing the same | Electricity | 0 | Active |
| US8933474B2 | Light emitting diode package and manufacturing method thereof | Electricity | 0 | Active |
| US10411175B2 | Light emitting element package and method of manufacturing the same | Electricity | 0 | Active |
| US8679872B2 | Light emitting device package and manufacturing method thereof | Electricity | 0 | Active |
| US9892981B2 | Method and apparatus for depositing phosphor on semiconductor-light emitting device | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.