Hui Yu

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Shanghai, CN

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Patents Applicationslast 30 patents

Information Patent Application
FLEXIBLE POLYURETHANE FOAM
- Publication number 20230048176
- Publication date Feb 16, 2023
- COVESTRO DEUTSCHLAND AG
- Jun Zhang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PROCESS FOR PREPARING A RETICULATED FLEXIBLE POLYURETHANE FOAM
- Publication number 20220195108
- Publication date Jun 23, 2022
- Covestro Intellectual Property GmbH & Co. KG
- Jun Zhang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
NON-PNEUMATIC TIRE AND PREPARATION PROCESS AND USE THEREOF
- Publication number 20220088966
- Publication date Mar 24, 2022
- Covestro Intellectual Property GmbH & Co. KG
- Zhong Cao
- B60 - VEHICLES IN GENERAL
Information Patent Application
POLYURETHANE MICROCELLULAR ELASTOMER, NON-PNEUMATIC TIRE AND PREPAR...
- Publication number 20220025102
- Publication date Jan 27, 2022
- Covestro Intellectual Property GmbH & Co. KG
- Zhong Cao
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
PEG-PLGA-PLL POLYMER AND METHOD FOR PREPARING AND USING THE SAME AS...
- Publication number 20130052134
- Publication date Feb 28, 2013
- SHANGHAI CANCER INSTITUTE
- Yourong Duan
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...