DONGWEI YANG

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HONG KONG, CN

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Patents Applicationslast 30 patents

Information Patent Application
CAMERA EQUIPMENT AND TERMINAL
- Publication number 20240019761
- Publication date Jan 18, 2024
- ESSENCE TECHNOLOGY HOLDINGS (HK) LIMITED
- DONGWEI YANG
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PRIVACY COVER ASSEMBLY AND TERMINAL
- Publication number 20240019765
- Publication date Jan 18, 2024
- ESSENCE TECHNOLOGY HOLDINGS (HK) LIMITED
- DONGWEI YANG
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY