Inventor · disambiguated record
Fengmei Zhang
Also filed as: ZHANG FENGMEI
11 granted patents·1 pending application·273 citations·filing 1994–2025
89Inventor score
Files withCHINA TOBACCO YUNNAN IND CO LTD6CHINA PETROCHEMICAL CORP2CHINA PETROLEUM & CHEMICAL1CHINAPETRO CHEMICAL CORP1ICLEAN HOMESTORE PTE LTD1
Top patents by PatentIndex Score
12 records- 0190US11320365B2Determination method for lip sticking force of cigarette tipping paperCHINA TOBACCO YUNNAN IND CO LTD·Filed 2020·Granted May 3, 2022·2 cites·10 claims
- 0289US11591496B2Non-sticking tipping paper, preparation method and application method of the sameCHINA TOBACCO YUNNAN IND CO LTD·Filed 2022·Granted Feb 28, 2023·1 cites·11 claims
- 0389US6211104B1Catalyst for catalytic pyrolysis process for the production of light olefins and the preparation thereofCHINA PETROCHEMICAL CORP·Filed 1998·Granted Apr 3, 2001·127 cites·13 claims
- 0488US6080698APentasil-type molecular sieve containing composition and its preparation methodCHINA PETROCHEMICAL CORP·Filed 1998·Granted Jun 27, 2000·87 cites·23 claims
- 0581US5600050AZeolite catalyst for the liquid phase alkylation and transalkylation of benzeneCHINAPETRO CHEMICAL CORP·Filed 1994·Granted Feb 4, 1997·30 cites·4 claims
- 0678USD1084238SBathtub drain plugICLEAN HOMESTORE PTE LTD·Filed 2025·Granted Jul 15, 2025·1 cites·1 claims
- 0777US6596156B1SAPO-11 molecular sieve, its synthetic method and a catalyst containing the molecular sieveCHINA PETROLEUM & CHEMICAL·Filed 2001·Granted Jul 22, 2003·22 cites·27 claims
- 0870US8304582B2Fluidized catalytic process for production of dimethyl ether from methanolLI ZHENG·Filed 2008·Granted Nov 6, 2012·3 cites·19 claims
- 0968US11781968B2Device for cigarette tipping paper anti-adhesion test and its application methodCHINA TOBACCO YUNNAN IND CO LTD·Filed 2023·Granted Oct 10, 2023·0 cites·13 claims
- 1063US12131893B1Method of identifying tobacco carbonyl components using non-targeted mass spectrometryCHINA TOBACCO YUNNAN IND CO LTD·Filed 2023·Granted Oct 29, 2024·0 cites·20 claims
- 1162US2025283796A1Method for analyzing the leaf group composition of a cigarette sample based on thermal characteristics of tobacco leavesCHINA TOBACCO YUNNAN IND CO LTD·Filed 2024·Application pending·0 cites
- 1242US11281823B2Prediction model for lip sticking force of cigarette tipping paper, construction method and prediction method thereofCHINA TOBACCO YUNNAN IND CO LTD·Filed 2020·Granted Mar 22, 2022·0 cites·12 claims
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