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Patent applications and USPTO patent grants for Chou; Yi Hung.The latest application filed is for "process for producing hydroquinone and derivates".
Patent | Date |
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Process For Producing Hydroquinone And Derivates App 20170113991 - Huang; Chien Fu ;   et al. | 2017-04-27 |
Process for producing hydroquinone and derivates Grant 9,630,899 - Huang , et al. April 25, 2 | 2017-04-25 |
Method for forming a thin film light emitting device Grant 6,984,546 - Cheng , et al. January 10, 2 | 2006-01-10 |
Packaging method of electroluminescence devices Grant 6,612,888 - Pai , et al. September 2, 2 | 2003-09-02 |
Method for forming an thin film light emitting device App 20020132384 - Cheng, Chen Lai ;   et al. | 2002-09-19 |
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