Inventor · disambiguated record
Zifang Guo
Also filed as: GUO ZIFANG
12 granted patents·4 pending applications·42 citations·filing 1999–2023
85Inventor score
Files withCHINA PETROLEUM & CHEM CORP10CHINA PETROLEUM & CHEMICAL2BEIJING REASEARCH INST OF CHEM1CHEN WEI1RES INST PETROLEUM PROCESSING1
Top patents by PatentIndex Score
16 records- 0182US8268945B2Catalyst component for ethylene polymerization, preparation thereof, and a catalyst comprising the catalyst componentZHANG TAOYI·Filed 2010·Granted Sep 18, 2012·13 cites·15 claims
- 0278US12473387B2Copolymer of olefin and unsaturated carboxylic acid or unsaturated carboxylic acid derivativeCHINA PETROLEUM & CHEM CORP·Filed 2023·Granted Nov 18, 2025·0 cites·14 claims
- 0378US7332455B2Catalyst component and catalyst for olefin polymerization as well as use thereofCHINA PETROLEUM & CHEMICAL·Filed 2004·Granted Feb 19, 2008·19 cites·13 claims
- 0471US7153804B2Catalyst component for ethylene polymerization, the preparation thereof and catalyst comprising the sameBEIJING REASEARCH INST OF CHEM·Filed 2005·Granted Dec 26, 2006·6 cites·15 claims
- 0565US2020325262A1Copolymer of olefin and unsaturated carboxylic acid or unsaturated carboxylic acid derivativeCHINA PETROLEUM & CHEM CORP·Filed 2018·Application pending·0 cites
- 0658US12404292B2Amino-imine metal complex and preparation method therefor and application thereofCHINA PETROLEUM & CHEM CORP·Filed 2020·Granted Sep 2, 2025·0 cites·22 claims
- 0756US11584843B2Olefin-olefinic alcohol copolymer, and preparation method thereforCHINA PETROLEUM & CHEM CORP·Filed 2018·Granted Feb 21, 2023·0 cites·24 claims
- 0855US11840508B2Catalyst system for olefin polymerization and use thereofCHINA PETROLEUM & CHEM CORP·Filed 2020·Granted Dec 12, 2023·0 cites·28 claims
- 0954US12454586B2Diimine metal complex, preparation method therefor, and application thereofCHINA PETROLEUM & CHEM CORP·Filed 2020·Granted Oct 28, 2025·0 cites·29 claims
- 1054US2023192915A1Catalyst component for olefin polymerization or copolymerization and preparation method therefor, and applicationCHINA PETROLEUM & CHEM CORP·Filed 2021·Application pending·0 cites
- 1150US12428505B2Method for preparing olefin-polar monomer copolymerCHINA PETROLEUM & CHEM CORP·Filed 2020·Granted Sep 30, 2025·0 cites·30 claims
- 1250US2015239998A1Catalyst component for ethylene polymerization, preparation thereof and catalyst comprising the sameCHEN WEI·Filed 2015·Application pending·0 cites
- 1349US2009318643A1Catalyst Component for Ethylene Polymerization, Preparation Thereof and Catalyst Comprising the SameCHINA PETROLEUM & CHEMICAL·Filed 2006·Application pending·0 cites
- 1447US12351671B2Polyolefin catalyst component containing mesoporous material, preparation method therefor and use thereofCHINA PETROLEUM & CHEM CORP·Filed 2019·Granted Jul 8, 2025·0 cites·20 claims
- 1544US11401356B2Olefin polymerization catalyst comprising cyclotriveratrylene and derivatives thereofCHINA PETROLEUM & CHEM CORP·Filed 2018·Granted Aug 2, 2022·0 cites·33 claims
- 1632US6057467AMetallocene adduct, its preparation and its application in olefin polymerizationRES INST PETROLEUM PROCESSING·Filed 1999·Granted May 2, 2000·4 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →