Xia SONG

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Shenzhen, Guangdong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Color wheel, light source system and display device
- Patent number 12,099,182
- Issue date Sep 24, 2024
- Appotronics Corporation Limited
- Dayan Dai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Wavelength conversion device, light-emitting device and projection...
- Patent number 11,415,872
- Issue date Aug 16, 2022
- Appotronics Corporation Limited
- Dayan Dai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
WAVELENGTH CONVERSION DEVICE, LIGHT-EMITTING DEVICE AND PROJECTION...
- Publication number 20220121093
- Publication date Apr 21, 2022
- Appotronics Corporation Limited
- Dayan DAI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
COLOR WHEEL, LIGHT SOURCE SYSTEM AND DISPLAY DEVICE
- Publication number 20220075177
- Publication date Mar 10, 2022
- Appotronics Corporation Limited
- Dayan DAI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE