Inventor · disambiguated record
Xiaofeng Ye
Also filed as: YE XIAOFENG
10 granted patents·6 pending applications·66 citations·filing 1999–2024
85Inventor score
Files withCHINA PETROLEUM & CHEMICAL6CHINA PETROLEUM & CHEM CORP4WELDMART INC2CHINA PETROCHEMICAL CORP1CHINA RETROCHEMICAL CORP1
Top patents by PatentIndex Score
16 records- 0185US7867939B2Catalyst for ethylene polymerization, preparation thereof, and method for controlling the polymerization kinetic behavior of said catalystCHINA PETROLEUM & CHEMICAL·Filed 2005·Granted Jan 11, 2011·11 cites·20 claims
- 0270US7354981B2Polyethylene catalyst and a process for preparing the sameCHINA PETROLEUM & CHEMICAL·Filed 2004·Granted Apr 8, 2008·11 cites·25 claims
- 0369US2024399481A1Waveform control and adaptive compensation method for pulsed gas shielded weldingWELDMART INC·Filed 2024·Application pending·0 cites
- 0469US2024391011A1Multifunctional digital pulse electric welding machine systemWELDMART INC·Filed 2024·Application pending·0 cites
- 0564US6303716B1High-activity catalyst for producing low-, medium- and high density polyethylenes by gas phase polymerization, process for preparing the same and use of the same in ethylene polymerizationCHINA RETROCHEMICAL CORP·Filed 1999·Granted Oct 16, 2001·26 cites·23 claims
- 0659US7405176B2Solid main catalyst component for ethylene polymerization, a process for preparing the same and a catalyst containing the sameCHINA PETROLEUM & CHEMICAL·Filed 2004·Granted Jul 29, 2008·5 cites·19 claims
- 0754US6306985B1High activity solid catalyst for producing low-, medium-, and high-density polyethylenes by slurry phase polymerization, process for preparing the same and use of the same in ethylene polymerizationCHINA PETROCHEMICAL CORP·Filed 1999·Granted Oct 23, 2001·13 cites·19 claims
- 0847US10179331B2Ligand based chromium catalyst and application in catalyzing ethylene oligomerizationCHINA PETROLEUM & CHEM CORP·Filed 2016·Granted Jan 15, 2019·0 cites·23 claims
- 0947US2022177609A1Olefin polymerization method and systemCHINA PETROLEUM & CHEM CORP·Filed 2020·Application pending·0 cites
- 1046US2022389133A1Metallocene compound, and preparation method therefor and application thereofCHINA PETROLEUM & CHEM CORP·Filed 2020·Application pending·0 cites
- 1146US2009005524A1Catalysts for ethylene polymerization, main catalyst components thereof and process for preparing the sameCHINA PETROLEUM & CHEMICAL·Filed 2008·Application pending·0 cites
- 1245US7985814B2Main catalyst component for olefin polymerization, a process for preparing the same and a catalyst comprising the sameCHINA PETROLEUM & CHEMICAL·Filed 2007·Granted Jul 26, 2011·0 cites·16 claims
- 1344US9656256B2N-heterocyclic carbene type palladium catalyst and its preparation method as well as applicationsSHANGHAI RES INST CHEMICAL IND·Filed 2014·Granted May 23, 2017·0 cites·16 claims
- 1443US2015330522A1Intercepting deviceYE XIAOFENG·Filed 2013·Application pending·0 cites
- 1536US12365848B2Method for preparing high viscosity index poly-alpha-olefinCHINA PETROLEUM & CHEM CORP·Filed 2020·Granted Jul 22, 2025·0 cites·17 claims
- 1635US7300902B2Catalyst for polymerization of ethylene, preparation thereof and use of the sameCHINA PETROLEUM & CHEMICAL·Filed 2003·Granted Nov 27, 2007·0 cites·12 claims
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