XIAO-YU ZHAO

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Foshan, CN

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Patents Grantslast 30 patents

Information Patent Grant
Airtight structure
- Patent number 10,228,194
- Issue date Mar 12, 2019
- Champ Tech Optical (Foshan) Corporation
- Xiao-Yu Zhao
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Airtight structure
- Patent number 10,182,492
- Issue date Jan 15, 2019
- Champ Tech Optical (Foshan) Corporation
- Xiao-Yu Zhao
- F28 - HEAT EXCHANGE IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
AIRTIGHT STRUCTURE
- Publication number 20180279463
- Publication date Sep 27, 2018
- CHAMP TECH OPTICAL (FOSHAN) CORPORATION
- XIAO-YU ZHAO
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
AIRTIGHT STRUCTURE
- Publication number 20180274866
- Publication date Sep 27, 2018
- CHAMP TECH OPTICAL (FOSHAN) CORPORATION
- XIAO-YU ZHAO
- F28 - HEAT EXCHANGE IN GENERAL