Inventor · disambiguated record
Linfeng Chen
Also filed as: CHEN LINFENG
74 granted patents·16 pending applications·503 citations·filing 2002–2023
99Inventor score
Files withDOW GLOBAL TECHNOLOGIES LLC29CHEN LINFENG25DOW GLOBAL TECHNOLOGIES INC8SHEARD WILLIAM G5W R GRACE & CO —CONN5
Top patents by PatentIndex Score
90 records- 0198US8536372B2Procatalyst composition with substituted 1,2-phenylene aromatic diester internal donor and methodDOW GLOBAL TECHNOLOGIES LLC·Filed 2012·Granted Sep 17, 2013·22 cites·20 claims
- 0298US7935766B2Propylene impact copolymer and methodDOW GLOBAL TECHNOLOGIES LLC·Filed 2009·Granted May 3, 2011·36 cites·20 claims
- 0397US8288304B2Procatalyst composition with adamantane and methodCHEN LINFENG·Filed 2010·Granted Oct 16, 2012·27 cites·20 claims
- 0497US8288585B2Procatalyst composition with substitute 1,2-phenylene aromatic diester internal donor and methodCHEN LINFENG·Filed 2009·Granted Oct 16, 2012·32 cites·6 claims
- 0597US8263692B2Propylene-based polymer, articles, and process for producing sameSHEARD WILLIAM G·Filed 2009·Granted Sep 11, 2012·27 cites·14 claims
- 0695US8536290B2Procatalyst composition with alkoxyalkyl 2-propenoate internal electron donor and polymer from sameCHEN LINFENG·Filed 2010·Granted Sep 17, 2013·16 cites·8 claims
- 0795US8383540B2Catalyst composition with halo-malonate internal electron donor and polymer from sameDOW GLOBAL TECHNOLOGIES LLC·Filed 2010·Granted Feb 26, 2013·13 cites·12 claims
- 0895US7491670B2Self limiting catalyst composition and propylene polymerization processDOW GLOBAL TECHNOLOGIES INC·Filed 2004·Granted Feb 17, 2009·40 cites·15 claims
- 0994US8222357B2Procatalyst composition with multiple internal donor having silyl ester and methodCHEN LINFENG·Filed 2009·Granted Jul 17, 2012·19 cites·12 claims
- 1094US8067510B2High melt flow propylene impact copolymer and methodSHEARD WILLIAM G·Filed 2009·Granted Nov 29, 2011·23 cites·20 claims
- 1193US8106138B2Random propylene copolymer compositions, articles and processSHEARD WILLIAM G·Filed 2009·Granted Jan 31, 2012·22 cites·3 claims
- 1293US8088872B2Procatalyst composition including silyl ester internal donor and methodCHEN LINFENG·Filed 2009·Granted Jan 3, 2012·17 cites·16 claims
- 1392US8778826B2Enhanced procatalyst composition and processGONZALEZ KELLY·Filed 2009·Granted Jul 15, 2014·17 cites·10 claims
- 1492US8604146B2Catalyst composition with alkoxyalkyl ester internal electron donor and polymer from sameCHEN LINFENG·Filed 2010·Granted Dec 10, 2013·13 cites·15 claims
- 1592US8178633B2Gas-phase polymerization process having multiple flow regimesCAI PING·Filed 2010·Granted May 15, 2012·15 cites·17 claims
- 1692US7989383B2Self limiting catalyst composition and propylene polymerization processDOW GLOBAL TECHNOLOGIES LLC·Filed 2010·Granted Aug 2, 2011·7 cites·20 claims
- 1791US11542344B2Ziegler-Natta catalysts for the production of polyethyleneDOW GLOBAL TECHNOLOGIES LLC·Filed 2019·Granted Jan 3, 2023·3 cites·20 claims
- 1891US11254756B2Process for production of high melt flow propylene-based polymer and product from sameW R GRACE & CO —CONN·Filed 2019·Granted Feb 22, 2022·2 cites·12 claims
- 1991US10358505B2Process for production of high melt flow propylene-based polymer and product from sameCHEN LINFENG·Filed 2011·Granted Jul 23, 2019·8 cites·12 claims
- 2091US8604235B2Production of substituted phenylene aromatic diesters and compositionsCHEN LINFENG·Filed 2009·Granted Dec 10, 2013·10 cites·6 claims
- 2191US7893003B2Catalyst composition with mixed selectivity control agent and methodDOW GLOBAL TECHNOLOGIES INC·Filed 2009·Granted Feb 22, 2011·10 cites·15 claims
- 2291US7678868B2Self limiting catalyst composition and propylene polymerization processDOW GLOBAL TECHNOLOGIES INC·Filed 2009·Granted Mar 16, 2010·9 cites·19 claims
- 2390US9534063B2Procatalyst composition with substituted 1,2-phenylene aromatic diester internal donor and methodW R GRACE & CO —CONN·Filed 2016·Granted Jan 3, 2017·2 cites·19 claims
- 2490US9434799B2Procatalyst composition with substituted 1,2-phenylene aromatic diester internal donor and methodW R GRACE & CO -CONN·Filed 2015·Granted Sep 6, 2016·2 cites·20 claims
- 2590US7781363B2Self limiting catalyst composition and propylene polymerization processDOW GLOBAL TECHNOLOGIES INC·Filed 2009·Granted Aug 24, 2010·8 cites·20 claims
- 2689US11155650B2Magnesium halide-supported titanium (pro)catalystsDOW GLOBAL TECHNOLOGIES LLC·Filed 2017·Granted Oct 26, 2021·2 cites·18 claims
- 2789US8378045B2Thermoformed article with high stiffness and good opticsDOW GLOBAL TECHNOLOGIES LLC·Filed 2010·Granted Feb 19, 2013·6 cites·20 claims
- 2888US11210210B2Read latency reduction method and apparatusHUAWEI TECH CO LTD·Filed 2020·Granted Dec 28, 2021·3 cites·20 claims
- 2986US9045570B2Procatalyst composition with substituted 1,2-phenylene aromatic diester internal donor and methodGRACE W R & CO·Filed 2013·Granted Jun 2, 2015·3 cites·14 claims
- 3084US9988475B2Method for producing one or more ethylene-based polymersDOW GLOBAL TECHNOLOGIES LLC·Filed 2014·Granted Jun 5, 2018·4 cites·4 claims
- 3183US11649307B2Modified Ziegler-Natta (pro) catalysts and systemDOW GLOBAL TECHNOLOGIES LLC·Filed 2021·Granted May 16, 2023·0 cites·11 claims
- 3283US8779058B2High melt flow propylene impact copolymer and methodSHEARD WILLIAM G·Filed 2009·Granted Jul 15, 2014·6 cites·19 claims
- 3382US11993672B2Production of high melt flow propylene-based polymer and product from sameGRACE W R & CO·Filed 2021·Granted May 28, 2024·0 cites·14 claims
- 3482US8507717B2Production of substituted phenylene aromatic diestersLEUNG TAK W·Filed 2009·Granted Aug 13, 2013·3 cites·19 claims
- 3581US11649306B2Modified Ziegler-Natta (pro) catalysts and systemDOW GLOBAL TECHNOLOGIES LLC·Filed 2021·Granted May 16, 2023·0 cites·10 claims
- 3680US7141635B2Catalyst composition and polymerization process using mixtures of selectivity control agentsUNION CARBIDE CHEM PLASTIC·Filed 2003·Granted Nov 28, 2006·19 cites·21 claims
- 3778US11649302B2Magnesium halide-supported titanium (pro)catalystsDOW GLOBAL TECHNOLOGIES LLC·Filed 2021·Granted May 16, 2023·0 cites·3 claims
- 3878US7687426B2Catalyst composition with monocarboxylic acid ester internal donor and propylene polymerization processDOW GLOBAL TECHNOLOGIES INC·Filed 2008·Granted Mar 30, 2010·4 cites·16 claims
- 3977US9464144B2Enhanced procatalyst composition and processW R GRACE & CO —CONN·Filed 2014·Granted Oct 11, 2016·1 cites·8 claims
- 4077US9382342B2Procatalyst composition with alkoxyalkyl 2-propenoate internal electron donor and polymer from sameCHEN LINFENG·Filed 2011·Granted Jul 5, 2016·2 cites·13 claims
- 4177US8604144B2Procatalyst composition with substituted amide ester internal electron donorCHEN LINFENG·Filed 2011·Granted Dec 10, 2013·2 cites·13 claims
- 4277US7420021B2Self-extinguishing catalyst composition with monocarboxylic acid ester internal door and propylene polymerization processUNION CARBIDE CHEM PLASTIC·Filed 2004·Granted Sep 2, 2008·13 cites·17 claims
- 4376US9796796B2Self-limiting catalyst composition with No silaneCHEN LINFENG·Filed 2008·Granted Oct 24, 2017·3 cites·3 claims
- 4476US2022235155A1Hafnocene-titanocene catalyst systemDOW GLOBAL TECHNOLOGIES LLC·Filed 2022·Application pending·0 cites
- 4575US10647788B2Self-limiting catalyst system with controlled aluminum to SCA ratio and methodCHEN LINFENG·Filed 2008·Granted May 12, 2020·2 cites·9 claims
- 4675US9434796B2Catalyst composition with alkoxyalkyl ester internal electron donor and polymer from sameCHEN LINFENG·Filed 2011·Granted Sep 6, 2016·2 cites·10 claims
- 4775US9382343B2Procatalyst composition with alkoxypropyl ester internal electron donor and polymer from sameCHEN LINFENG·Filed 2011·Granted Jul 5, 2016·2 cites·12 claims
- 4875US7381779B2Self limiting catalyst composition with dicarboxylic acid ester internal donor and propylene polymerization processDOW GLOBAL TECHNOLOGIES INC·Filed 2004·Granted Jun 3, 2008·12 cites·16 claims
- 4974US10926234B2Catalyst composition with mixed selectivity control agent and methodGRACE W R & CO·Filed 2019·Granted Feb 23, 2021·0 cites·19 claims
- 5071US9315592B2Process for producing procatalyst composition with alkoxyalkyl ester internal electron donor and productGRACE W R & CO·Filed 2013·Granted Apr 19, 2016·1 cites·25 claims
Showing the top 50 of 90 patent records by PatentIndex Score.
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