Feng Chen

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Xianning, CN

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Patents Grantslast 30 patents

Information Patent Grant
Non-glued laminated ball and manufacturing method thereof
- Patent number 9,833,957
- Issue date Dec 5, 2017
- TongCheng HuiLong Sports articles Co. Ltd.
- Feng Chen
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Non-glued laminated ball and manufacturing method thereof
- Publication number 20150367182
- Publication date Dec 24, 2015
- TongCheng Huilong Sports articles Co. Ltd.
- Feng Chen
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL