Ding Yi Liu

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Wuxi, CN

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Patents Grantslast 30 patents

Information Patent Grant
Method of making a plastic flooring having backing steps of
- Patent number 11,525,269
- Issue date Dec 13, 2022
- Ding Yi Liu
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Device of adjusting registration of plastic flooring
- Patent number 10,723,114
- Issue date Jul 28, 2020
- Ding Yi Liu
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
METHOD OF MAKING A PLASTIC FLOORING HAVING BACKING STEPS OF
- Publication number 20220098879
- Publication date Mar 31, 2022
- DING YI LIU
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL