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Patents Grants
last 30 patents
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Patent Grant
Azulene ring-containing compound, its use, and an organic photoelec...
Patent number
11,667,618
Issue date
Jun 6, 2023
WUHAN TIANMA MICRO-ELECTRONICS CO., LTD.
Tiezhen Gao
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Vehicle instrument, display method of the same, and vehicle speed m...
Patent number
11,241,961
Issue date
Feb 8, 2022
SHANGHAI TIANMA AM-OLED CO, LTD.
Shuang Cheng
B60 - VEHICLES IN GENERAL
Patents Applications
last 30 patents
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Patent Application
VEHICLE INSTRUMENT, DISPLAY METHOD OF THE SAME, AND VEHICLE SPEED M...
Publication number
20210122240
Publication date
Apr 29, 2021
Shanghai Tianma AM-OLED Co., Ltd.
Shuang CHENG
B60 - VEHICLES IN GENERAL
Information
Patent Application
Azulene ring-containing compound, its use, and an organic photoelec...
Publication number
20200377467
Publication date
Dec 3, 2020
Shanghai Tianma AM-OLED Co., Ltd., Shanghai, CHINA
Tiezhen GAO
C07 - ORGANIC CHEMISTRY