Inventor · disambiguated record
Matthew W. Holtcamp
Also filed as: HOLTCAMP MATTHEW W · HOLTCAMP MATTHEW WILLIAM
147 granted patents·24 pending applications·2,001 citations·filing 1998–2023
99Inventor score
Files withEXXONMOBIL CHEMICAL PATENTS INC86EXXONMOBIL CHEM PATENTS INC30UNIVATION TECH LLC22HOLTCAMP MATTHEW W14EXXONMOBIL RES & ENG CO6
Top patents by PatentIndex Score
171 records- 0198US10119016B2Heterophasic copolymers and sequential polymerizationEXXONMOBIL CHEMICAL PATENTS INC·Filed 2017·Granted Nov 6, 2018·12 cites·25 claims
- 0298US9745390B2Metallocenes and catalyst compositions derived therefromEXXONMOBIL CHEMICAL PATENTS INC·Filed 2016·Granted Aug 29, 2017·14 cites·26 claims
- 0398US9738779B2Heterophasic copolymers and sequential polymerizationEXXONMOBIL CHEMICAL PATENTS INC·Filed 2016·Granted Aug 22, 2017·12 cites·10 claims
- 0497US11274196B2Polyethylene compositions and films prepared therefromEXXONMOBIL CHEMICAL PATENTS INC·Filed 2018·Granted Mar 15, 2022·13 cites·25 claims
- 0597US10808053B2Polyethylene compositions and articles made therefromEXXONMOBIL CHEMICAL PATENTS INC·Filed 2018·Granted Oct 20, 2020·10 cites·25 claims
- 0697US9920176B2Single site catalyst supportationEXXONMOBIL CHEMICAL PATENTS INC·Filed 2016·Granted Mar 20, 2018·12 cites·37 claims
- 0797US9376559B2Reverse staged impact copolymersEXXONMOBIL CHEM PATENTS INC·Filed 2014·Granted Jun 28, 2016·64 cites·22 claims
- 0897US8426659B2Vinyl terminated higher olefin polymers and methods to produce thereofHOLTCAMP MATTHEW W·Filed 2011·Granted Apr 23, 2013·28 cites·23 claims
- 0997US8399724B2Vinyl terminated higher olefin copolymers and methods to produce thereofCROWTHER DONNA J·Filed 2011·Granted Mar 19, 2013·26 cites·11 claims
- 1097US6958306B2Activated catalyst systems from substituted dialuminoxane complexesUNIVATION TECH LLC·Filed 2003·Granted Oct 25, 2005·85 cites·16 claims
- 1197US6380328B1Catalyst systems and their use in a polymerization processUNIVATION TECH LLC·Filed 1999·Granted Apr 30, 2002·145 cites·28 claims
- 1297US6211105B1Nitrogen-containing group 13 anionic complexes for olefin polymerizationUNIVATION TECHNOLOGIES LLD·Filed 2000·Granted Apr 3, 2001·244 cites·2 claims
- 1397US6147173ANitrogen-containing group 13 anionic complexes for olefin polymerizationUNIVATION TECH LLC·Filed 1998·Granted Nov 14, 2000·120 cites·12 claims
- 1496US11712687B2Catalyst systems and polymerization processes for using the sameEXXONMOBIL CHEMICAL PATENTS INC·Filed 2020·Granted Aug 1, 2023·4 cites·18 claims
- 1596US10913808B2Mixed catalysts with unbridged hafnocenes with -CH2-SiMe3 moietiesEXXONMOBIL CHEMICAL PATENTS INC·Filed 2018·Granted Feb 9, 2021·9 cites·27 claims
- 1696US10590212B2Multimodal and broad molecular weight high density polyethyleneEXXONMOBIL CHEMICAL PATENTS INC·Filed 2016·Granted Mar 17, 2020·9 cites·10 claims
- 1796US9725569B2Porous propylene polymersEXXONMOBIL CHEMICAL PATENTS INC·Filed 2016·Granted Aug 8, 2017·13 cites·25 claims
- 1896US9464148B2Vinyl terminated polyethylene with long chain branchingEXXONMOBIL CHEMICAL PATENTS INC·Filed 2015·Granted Oct 11, 2016·8 cites·19 claims
- 1996US9200099B2Salenol catalystEXXONMOBIL CHEM PATENTS INC·Filed 2014·Granted Dec 1, 2015·19 cites·25 claims
- 2096US9120879B2Supported Salan catalystsEXXONMOBIL CHEM PATENTS INC·Filed 2013·Granted Sep 1, 2015·18 cites·36 claims
- 2196US8957172B2Nonsymmetric catalysts comprising salan ligandsEXXONMOBIL CHEM PATENTS INC·Filed 2013·Granted Feb 17, 2015·20 cites·45 claims
- 2296US8957171B2Catalysts comprising salan ligandsEXXONMOBIL CHEM PATENTS INC·Filed 2013·Granted Feb 17, 2015·33 cites·49 claims
- 2396US8952114B2Halogenated catalysts comprising Salan ligandsEXXONMOBIL CHEM PATENTS INC·Filed 2013·Granted Feb 10, 2015·20 cites·36 claims
- 2496US8841394B2Vinyl terminated higher olefin copolymers and methods to produce thereofEXXONMOBIL CHEM PATENTS INC·Filed 2013·Granted Sep 23, 2014·19 cites·6 claims
- 2596US8283419B2Olefin functionalization by metathesis reactionHAGADORN JOHN R·Filed 2009·Granted Oct 9, 2012·30 cites·75 claims
- 2696US8237003B2Metathesis catalyst and process for use thereofHOLTCAMP MATTHEW W·Filed 2010·Granted Aug 7, 2012·25 cites·36 claims
- 2796US8227371B2Class of olefin metathesis catalysts, methods of preparation, and processes for the use thereofHOLTCAMP MATTHEW W·Filed 2010·Granted Jul 24, 2012·20 cites·51 claims
- 2896US8063232B2Metathesis catalyst and process for use thereofHAGADORN JOHN R·Filed 2010·Granted Nov 22, 2011·18 cites·32 claims
- 2996US7385015B2Trialkylaluminum treated supportsEXXONMOBIL CHEM PATENTS INC·Filed 2005·Granted Jun 10, 2008·77 cites·19 claims
- 3095US11787881B2Polyethylene compositions and films prepared therefromEXXONMOBIL CHEMICAL PATENTS INC·Filed 2019·Granted Oct 17, 2023·7 cites·20 claims
- 3195US10927203B2Polyethylene compositions and articles made therefromEXXONMOBIL CHEMICAL PATENTS INC·Filed 2018·Granted Feb 23, 2021·7 cites·25 claims
- 3295US10723819B2Supported catalyst systems and processes for use thereofEXXONMOBIL CHEMICAL PATENTS INC·Filed 2018·Granted Jul 28, 2020·7 cites·23 claims
- 3395US9994658B2Polymerization process using bis phenolate compounds supported on organoaluminum treated layered silicate supportsEXXONMOBIL CHEMICAL PATENTS INC·Filed 2016·Granted Jun 12, 2018·8 cites·26 claims
- 3495US9249239B2Metallocenes and catalyst compositions derived therefromEXXONMOBIL CHEM PATENTS INC·Filed 2014·Granted Feb 2, 2016·23 cites·14 claims
- 3595US9200100B2Long-bridged salen catalystEXXONMOBIL CHEM PATENTS INC·Filed 2014·Granted Dec 1, 2015·18 cites·26 claims
- 3695US8841397B2Vinyl terminated higher olefin polymers and methods to produce thereofEXXONMOBIL CHEM PATENTS INC·Filed 2012·Granted Sep 23, 2014·16 cites·22 claims
- 3794US10927202B2Polyethylene compositions and articles made therefromEXXONMOBIL CHEMICAL PATENTS INC·Filed 2018·Granted Feb 23, 2021·5 cites·25 claims
- 3894US10618989B2Polyethylene compositionEXXONMOBIL CHEMICAL PATENTS INC·Filed 2016·Granted Apr 14, 2020·8 cites·25 claims
- 3994US9982076B2Supported bis phenolate transition metals complexes, production and use thereofEXXONMOBIL CHEMICAL PATENTS INC·Filed 2016·Granted May 29, 2018·7 cites·45 claims
- 4094US9809664B2Bimodal propylene polymers and sequential polymerizationEXXONMOBIL CHEMICAL PATENTS INC·Filed 2016·Granted Nov 7, 2017·14 cites·26 claims
- 4194US9150676B2Thio-salalen catalystEXXONMOBIL CHEM PATENTS INC·Filed 2014·Granted Oct 6, 2015·20 cites·27 claims
- 4294US8937137B2Diphenylamine salan catalystEXXONMOBIL CHEM PATENTS INC·Filed 2013·Granted Jan 20, 2015·20 cites·24 claims
- 4394US7648940B2Catalyst system for olefin polymerization and polymers produced therefromEXXONMOBIL CHEM PATENTS INC·Filed 2006·Granted Jan 19, 2010·23 cites·45 claims
- 4494US6420580B1Catalyst compositions and method of polymerization therewithUNIVATION TECH LLC·Filed 1999·Granted Jul 16, 2002·92 cites·17 claims
- 4593US11718635B2Iron bis(imino) aryl catalysts and methods thereofEXXONMOBIL CHEMICAL PATENTS INC·Filed 2020·Granted Aug 8, 2023·4 cites·20 claims
- 4693US9944665B2Bridged bis(indenyl) transitional metal complexes, production, and use thereofEXXONMOBIL CHEMICAL PATENTS INC·Filed 2014·Granted Apr 17, 2018·12 cites·51 claims
- 4793US9193813B2Phenylene-bridged salalen catalystsEXXONMOBIL CHEM PATENTS INC·Filed 2014·Granted Nov 24, 2015·18 cites·28 claims
- 4893US9045568B2Vinyl terminated polyethylene with long chain branchingEXXONMOBIL CHEM PATENTS INC·Filed 2013·Granted Jun 2, 2015·10 cites·37 claims
- 4992US11306162B2Metallocenes with two -Si-Si- bridgesEXXONMOBIL CHEMICAL PATENTS INC·Filed 2020·Granted Apr 19, 2022·2 cites·47 claims
- 5092US10934376B2Polyethylene compositions and films made therefromEXXONMOBIL CHEMICAL PATENTS INC·Filed 2018·Granted Mar 2, 2021·5 cites·22 claims
Showing the top 50 of 171 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →