Inventor · disambiguated record
Dieter Littmann
Also filed as: LITTMANN DIETER
37 granted patents·205 citations·filing 1988–2020
97Inventor score
Top patents by PatentIndex Score
37 records- 0194US9441057B1High-pressure polymerization process of ethylenically unsaturated monomers in a tubular reactorBASELL POLYOLEFINE GMBH·Filed 2016·Granted Sep 13, 2016·11 cites·12 claims
- 0288US8273835B2Method for ethylene polymerization in a tubular reactor with reduced outputLITTMANN DIETER·Filed 2010·Granted Sep 25, 2012·12 cites·18 claims
- 0386US9931608B2Process for separating components of a polymer-monomer mixture obtained by high-pressure polymerization of ethylenically unsaturated monomersBASELL POLYOLEFINE GMBH·Filed 2015·Granted Apr 3, 2018·4 cites·20 claims
- 0486US9631035B2Process for separating components of a reaction mixture obtained by high-pressure polymerization of ethylenically unsaturated monomersBASELL POLYOLEFINE GMBH·Filed 2014·Granted Apr 25, 2017·6 cites·10 claims
- 0586US9238700B2Process for the preparation of ethylene copolymers in the presence of free-radical polymerization initiator by copolymerizing ethylene, a bi- or multifunctional comonomer and optionally further comonomersLITTMANN DIETER·Filed 2011·Granted Jan 19, 2016·7 cites·9 claims
- 0686US8217124B2Ethylene polymerization in a high pressure reactor with improved initiator feedingLITTMANN DIETER·Filed 2010·Granted Jul 10, 2012·8 cites·18 claims
- 0783US10308738B2Polymerization plant having parallel cooling channels in a recycle connectionBASELL POLYOLEFINE GMBH·Filed 2016·Granted Jun 4, 2019·2 cites·19 claims
- 0882US10472428B2High-pressure polymerization process of ethylenically unsaturated monomers carred out in a polymerization reactor installed within a protective enclosureBASELL POLYOLEFINE GMBH·Filed 2017·Granted Nov 12, 2019·2 cites·20 claims
- 0981US6844408B2Preparation of polyethyleneBASELL POLYOLEFINE GMBH·Filed 2001·Granted Jan 18, 2005·21 cites·6 claims
- 1080US9631037B2High-pressure polymerization process of ethylenically unsaturated monomers in a tubular reactorBASELL POLYOLEFINE GMBH·Filed 2016·Granted Apr 25, 2017·1 cites·20 claims
- 1177US4960673APhotopolymerizable laminate suitable for producing printing platesBASF AG·Filed 1989·Granted Oct 2, 1990·27 cites·8 claims
- 1275US10562986B2High-pressure polymerization process of ethylenically unsaturated monomersBASELL POLYOLEFINE GMBH·Filed 2017·Granted Feb 18, 2020·1 cites·20 claims
- 1372US10005862B2Process for copolymerizing ethylene and esters of vinyl alcoholBASELL POLYOLEFINE GMBH·Filed 2013·Granted Jun 26, 2018·2 cites·10 claims
- 1472US9272979B2Process for separating vinyl esters from a gas stream comprising ethylene and vinyl estersBASELL POLYOLEFINE GMBH·Filed 2013·Granted Mar 1, 2016·1 cites·12 claims
- 1568US6727326B2Method for the continuous production of ethylene homo- and ethylene co-polymersBASELL POLYOLEFINE GMBH·Filed 2001·Granted Apr 27, 2004·9 cites·5 claims
- 1667US6951908B2Device for feeding reactor initiatorsBASELL POLYOLEFINE GMBH·Filed 2001·Granted Oct 4, 2005·13 cites·20 claims
- 1766US6562915B2Method for carrying out radical ethylene high-pressure polymerization while preventing undesired polymer depositsBASELL POLYOLEFINE GMBH·Filed 2001·Granted May 13, 2003·7 cites·8 claims
- 1865US9908954B2High-pressure polymerization process of ethylenically unsaturated monomers in a tubular reactorBASELL POLYOLEFINE GMBH·Filed 2017·Granted Mar 6, 2018·0 cites·16 claims
- 1965US9758603B2High-pressure polymerization process of ethylenically unsaturated monomers in a tubular reactorBASELL POLYOLEFINE GMBH·Filed 2017·Granted Sep 12, 2017·0 cites·18 claims
- 2060US5747616AEthylene-based copolymers and their use as flow improvers in mineral oil middle distillatesBASF AG·Filed 1997·Granted May 5, 1998·15 cites·9 claims
- 2159US5055377ALight-sensitive recording element and process of forming a relief image wherein the recording element contains lecithin as an additiveBASF AG·Filed 1989·Granted Oct 8, 1991·13 cites·4 claims
- 2257US12508561B2High-pressure polymerization system and high-pressure polymerization process for the polymerization of ethylenically unsaturated monomersBASELL POLYOLEFINE GMBH·Filed 2020·Granted Dec 30, 2025·0 cites·19 claims
- 2352US6849698B2Method for high pressure polymerization of ethylene in the presence of supercritical waterBASELL POLYOLEFINE GMBH·Filed 2001·Granted Feb 1, 2005·2 cites·13 claims
- 2450US6509103B1Method for coating reactors for high pressure polymerization of 1-olefinsFiled 1999·Granted Jan 21, 2003·12 cites·16 claims
- 2550US4925769ALight-sensitive photopolymerizable laminate materialBASF AG·Filed 1989·Granted May 15, 1990·9 cites·10 claims
- 2649US12110349B2High-pressure polymerization process of ethylenically unsaturated monomers in a polymerization reactorBASELL POLYOLEFINE GMBH·Filed 2019·Granted Oct 8, 2024·0 cites·20 claims
- 2749US11549749B2Pellet drying and degassing methodBASELL POLYOLEFINE GMBH·Filed 2018·Granted Jan 10, 2023·0 cites·18 claims
- 2849US10343135B1Manufacturing plant for high-pressure ethylene polymerization and method for emergency shutdownBASELL POLYOLEFINE GMBH·Filed 2018·Granted Jul 9, 2019·0 cites·14 claims
- 2946US11155649B2Process for the preparation of ethylene homopolymers or copolymersBASELL POLYOLEFINE GMBH·Filed 2018·Granted Oct 26, 2021·0 cites·19 claims
- 3042US10358510B2High-pressure polymerization process of ethylenically unsaturated monomers in a production line having flanges covered by a chimney constructionBASELL POLYOLEFINE GMBH·Filed 2017·Granted Jul 23, 2019·0 cites·20 claims
- 3142US5684108AEthylene-based copolymers and their use as flow improvers in mineral oil middle distillatesBASF AG·Filed 1994·Granted Nov 4, 1997·5 cites·3 claims
- 3238US5102773APhotosensitive recording material comprising carboxyl-containing polymeric binder having ethylenically unsaturated side groups and β-amino alcoholsBASF AG·Filed 1989·Granted Apr 7, 1992·6 cites·15 claims
- 3337US10626195B2Polymerization process with a partial shutdown phaseBASELL POLYOLEFINE GMBH·Filed 2016·Granted Apr 21, 2020·0 cites·13 claims
- 3437US5739242APreparation of copolymers of ethylene with alkenecarboxylic acidsBASF AG·Filed 1995·Granted Apr 14, 1998·3 cites·2 claims
- 3535US5124237AProduction of photopolymerized relief printing plates having a non-tacky surfaceBASF AG·Filed 1990·Granted Jun 23, 1992·3 cites·12 claims
- 3634US4900795APolymer ammonium saltsBASF AG·Filed 1988·Granted Feb 13, 1990·2 cites·8 claims
- 3729US5112723APhotosensitive recording elementBASF AG·Filed 1990·Granted May 12, 1992·1 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →