Dongmei CAO

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Tianjin, CN

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Patents Applicationslast 30 patents

Information Patent Application
LIGHT-EMITTING DEVICE AND LIGHT-EMITTING APPARATUS
- Publication number 20240213412
- Publication date Jun 27, 2024
- TIANJIN SANAN OPTOELECTRONICS CO., LTD.
- Cheng MENG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
LIGHT-EMITTING DEVICE, LIGHT-EMITTING APPARATUS, AND PLANT LIGHTING...
- Publication number 20240203956
- Publication date Jun 20, 2024
- TIANJIN SANAN OPTOELECTRONICS CO., LTD.
- Cheng MENG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
LIGHT-EMITTING DIODE, LIGHT-EMITTING DEVICE INCLUDING THE SAME, AND...
- Publication number 20240154069
- Publication date May 9, 2024
- TIANJIN SANAN OPTOELECTRONICS CO., LTD.
- Cheng MENG
- H01 - BASIC ELECTRIC ELEMENTS