Yuan Cheng

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Method for manufacturing fiber-reinforced plastic products
- Patent number 10,751,956
- Issue date Aug 25, 2020
- Covestro Deutschland AG
- Yongming Gu
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Polyurethane composite material and process of preparing same
- Patent number 10,683,403
- Issue date Jun 16, 2020
- Covestro Deutschland AG
- Guobin Sun
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Polyurethane composite material and process of preparing same
- Patent number 10,344,130
- Issue date Jul 9, 2019
- Covestro Deutschland AG
- Guobin Sun
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Polyurethane Composite Material and Process of Preparing Same
- Publication number 20190225761
- Publication date Jul 25, 2019
- COVESTRO DEUTSCHLAND AG
- Guobin Sun
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
METHOD AND APPARATUS FOR MANUFACTURING A MOLDED ARTICLE
- Publication number 20180200924
- Publication date Jul 19, 2018
- COVESTRO DEUTSCHLAND AG
- Chenxi Zhang
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
METHOD FOR MANUFACTURING FIBER-REINFORCED PLASTIC PRODUCTS
- Publication number 20180072005
- Publication date Mar 15, 2018
- COVESTRO DEUTSCHLAND AG
- Yongming GU
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
POLYURETHANE COMPOSITE MATERIAL AND PROCESS OF PREPARING SAME
- Publication number 20170037203
- Publication date Feb 9, 2017
- COVESTRO DEUTSCHLAND AG
- Guobin Sun
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...