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Patent applications and USPTO patent grants for Lee; H. C..The latest application filed is for "organic electroluminescence device with improved hole transporting material".
Patent | Date |
---|---|
Organic electroluminescence device with improved hole transporting material Grant 6,013,383 - Shi , et al. January 11, 2 | 2000-01-11 |
Electron injecting materials for organic electroluminescent devices and devices using same Grant 5,817,431 - Shi , et al. October 6, 1 | 1998-10-06 |
Organic electroluminescent light emitting material and device using same Grant 5,747,183 - Shi , et al. May 5, 1 | 1998-05-05 |
Multicolored organic electroluminescent display Grant 5,705,285 - Shi , et al. January 6, 1 | 1998-01-06 |
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