Ruizhi ZHU

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Kunming, CN

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Patents Grantslast 30 patents

Information Patent Grant
Test system and test method for lip sticking force of tipping paper...
- Patent number 11,950,624
- Issue date Apr 9, 2024
- CHINA TOBACCO YUNNAN INDUSTRIAL CO., LTD
- Ji Yang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Device for cigarette tipping paper anti-adhesion test and its appli...
- Patent number 11,781,968
- Issue date Oct 10, 2023
- CHINA TOBACCO YUNNAN INDUSTRIAL CO., LTD
- Ruizhi Zhu
- G01 - MEASURING TESTING
Information Patent Grant
Non-sticking tipping paper, preparation method and application meth...
- Patent number 11,591,496
- Issue date Feb 28, 2023
- CHINA TOBACCO YUNNAN INDUSTRIAL CO., LTD
- Ji Yang
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Determination method for lip sticking force of cigarette tipping paper
- Patent number 11,320,365
- Issue date May 3, 2022
- CHINA TOBACCO YUNNAN INDUSTRIAL CO., LTD
- Ji Yang
- A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information Patent Grant
Prediction model for lip sticking force of cigarette tipping paper,...
- Patent number 11,281,823
- Issue date Mar 22, 2022
- CHINA TOBACCO YUNNAN INDUSTRIAL CO., LTD
- Ji Yang
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
DEVICE FOR CIGARETTE TIPPING PAPER ANTI-ADHESION TEST AND ITS APPLI...
- Publication number 20230184666
- Publication date Jun 15, 2023
- CHINA TOBACCO YUNNAN INDUSTRIAL CO., LTD
- Ruizhi ZHU
- G01 - MEASURING TESTING
Information Patent Application
TEST SYSTEM AND TEST METHOD FOR LIP STICKING FORCE OF TIPPING PAPER...
- Publication number 20230105486
- Publication date Apr 6, 2023
- CHINA TOBACCO YUNNAN INDUSTRIAL CO., LTD
- Mingming MIAO
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
NON-STICKING TIPPING PAPER, PREPARATION METHOD AND APPLICATION METH...
- Publication number 20220298388
- Publication date Sep 22, 2022
- CHINA TOBACCO YUNNAN INDUSTRIAL CO., LTD
- Ji YANG
- A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information Patent Application
DETERMINATION METHOD FOR LIP STICKING FORCE OF CIGARETTE TIPPING PAPER
- Publication number 20220050047
- Publication date Feb 17, 2022
- CHINA TOBACCO YUNNAN INDUSTRIAL CO., LTD
- Ji YANG
- G01 - MEASURING TESTING
Information Patent Application
PREDICTION MODEL FOR LIP STICKING FORCE OF CIGARETTE TIPPING PAPER,...
- Publication number 20220043949
- Publication date Feb 10, 2022
- CHINA TOBACCO YUNNAN INDUSTRIAL CO., LTD
- Ji YANG
- G06 - COMPUTING CALCULATING COUNTING