Nie Yuntong

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Singapore, SG

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Patents Grantslast 30 patents

Information Patent Grant
Colorless, transparent and heat resistant polyurethane films and me...
- Patent number 10,676,639
- Issue date Jun 9, 2020
- Covestro Deutschland AG
- Songlin Liu
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
COLORLESS, TRANSPARENT AND HEAT RESISTANT POLYURETHANE FILMS AND ME...
- Publication number 20170283650
- Publication date Oct 5, 2017
- COVESTRO DEUTSCHLAND AG
- Songlin LIU
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...