Jie CHEN

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Shandong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Comprehensive test bed for vehicle body
- Patent number 8,230,730
- Issue date Jul 31, 2012
- Qingdao Sifang Rolling Stock Research Institute Co., Ltd.
- Fei Ma
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
1,3-BISISOCYANATOMETHYLCYCLOHEXANE COMPOSITION AND OPTICAL RESIN PR...
- Publication number 20220402865
- Publication date Dec 22, 2022
- WANHUA CHEMICAL GROUP CO., LTD.
- Fulin ZHU
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
COMPREHENSIVE TEST BED FOR VEHICLE BODY
- Publication number 20110252876
- Publication date Oct 20, 2011
- QINGDAO SIFANG ROLLING STOCK RESEARCH INSTITUTE., LTD.
- Fei MA
- G01 - MEASURING TESTING