Zheng; Caijun
Patent Applications and Registrations
Patent applications and USPTO patent grants for Zheng; Caijun.The latest application filed is for "bipolar compound as a host material for organic light emitting diodes".
- Zheng; Caijun - Hong Kong N/A HK
| Patent | Date |
|---|---|
| Bipolar compound as a host material for organic light emitting diodes Grant 9,269,908 - Lee , et al. February 23, 2 | 2016-02-23 |
| Bipolar Compound As A Host Material For Organic Light Emitting Diodes App 20130099207 - LEE; Chun Sing ; et al. | 2013-04-25 |
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