Sijia JIANG

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Huanggang, CN

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Patents Grantslast 30 patents

Information Patent Grant
Method for producing low-cost fully biodegradable disposable straw
- Patent number 12,187,898
- Issue date Jan 7, 2025
- CHINA YUNHONG HOLDINGS CO., LTD.
- Yubao Li
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for preparing fully-degradable non-woven fabric by spun-bonding
- Patent number 12,012,681
- Issue date Jun 18, 2024
- CHINA YUNHONG HOLDINGS CO., LTD.
- Jingren He
- D10 - INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEX...
Information Patent Grant
Fully degradable non-woven fabric produced by melt-blow extrusion a...
- Patent number 11,840,783
- Issue date Dec 12, 2023
- CHINA YUNHONG HOLDINGS CO., LTD.
- Jingren He
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method for preparing low-cost fully-biodegradable plant fiber starc...
- Patent number 11,820,882
- Issue date Nov 21, 2023
- CHINA YUNHONG HOLDINGS CO., LTD.
- Yubao Li
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PREPARING FULLY-DEGRADABLE NON-WOVEN FABRIC BY SPUN-BONDING
- Publication number 20220042223
- Publication date Feb 10, 2022
- CHINA YUNHONG HOLDINGS CO., LTD.
- Jingren HE
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
FULLY DEGRADABLE NON-WOVEN FABRIC PRODUCED BY MELT-BLOW EXTRUSION A...
- Publication number 20220042225
- Publication date Feb 10, 2022
- CHINA YUNHONG HOLDINGS CO., LTD.
- Jingren HE
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
METHOD FOR PRODUCING LOW-COST FULLY BIODEGRADABLE DISPOSABLE STRAW
- Publication number 20220041865
- Publication date Feb 10, 2022
- CHINA YUNHONG HOLDINGS CO., LTD.
- Yubao LI
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
METHOD FOR PREPARING LOW-COST FULLY-BIODEGRADABLE PLANT FIBER STARC...
- Publication number 20220041842
- Publication date Feb 10, 2022
- CHINA YUNHONG HOLDINGS CO., LTD.
- Yubao LI
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...