Patent applications and USPTO patent grants for VALIANT CO., LTD..The latest application filed is for "boron-containing organic light-emitting diode device and preparation method thereof".
Patent | Date |
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Boron-containing Organic Light-emitting Diode Device And Preparation Method Thereof App 20210043841 - LI; Chong ;   et al. | 2021-02-11 |
Organic Electroluminescent Device Containing Capping Layer And Use App 20200388791 - ZHANG; ZHAOCHAO ;   et al. | 2020-12-10 |
Compound containing anthrone and nitrogen-containing heterocycle and application in OLED devices App 20200354347 - CHEN; Haifeng ;   et al. | 2020-11-12 |
Organic Light-emitting Composite Material And An Organic Light-emitting Device Comprising The Same App 20200321539 - ZHAO; XINDONG ;   et al. | 2020-10-08 |
Method for preparing molecular sieve-multielement oxide composite integrally extruded denitration catalyst Grant 10,596,557 - Sun , et al. | 2020-03-24 |
Method For Preparing Molecular Sieve-multielement Oxide Composite Integrally Extruded Denitration Catalyst App 20190046962 - SUN; Li ;   et al. | 2019-02-14 |
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