Shih-Chieh CHUANG

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New Taipei City, CA

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Patents Grantslast 30 patents

Information Patent Grant
Circular cylinder air filter
- Patent number 8,864,864
- Issue date Oct 21, 2014
- Ye Siang Enterprise Co., Ltd.
- Shih-Chieh Chuang
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
CIRCULAR CYLINDER AIR FILTER
- Publication number 20140150387
- Publication date Jun 5, 2014
- YE SIANG ENTERPRISE CO., LTD.
- Shih-Chieh CHUANG
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL