Inventor · disambiguated record
Hans Ries
Also filed as: RIES HANS · RIES HANS B
28 granted patents·7 pending applications·1,210 citations·filing 1989–2021
98Inventor score
Files withDEGUSSA14HUELS CHEMISCHE WERKE AG12EVONIK OPERATIONS GMBH4EVONIK DEGUSSA GMBH2SCHMITZ GUIDO2
Top patents by PatentIndex Score
35 records- 0197US6090459AMultilayer plastic composition having an electrically conductive inner layerHUELS CHEMISCHE WERKE AG·Filed 1997·Granted Jul 18, 2000·125 cites·18 claims
- 0296US5798048AMultilayer plastic fuel filter having antistatic propertiesHUELS CHEMISCHE WERKE AG·Filed 1996·Granted Aug 25, 1998·89 cites·18 claims
- 0394US5554426AMultilayer plastic pipeHUELS CHEMISCHE WERKE AG·Filed 1995·Granted Sep 10, 1996·107 cites·22 claims
- 0490US6783821B2Polyamide composite having two or more layersDEGUSSA·Filed 2001·Granted Aug 31, 2004·37 cites·37 claims
- 0589US7175896B2Composite having two or more layers, including an EVOH layerDEGUSSA·Filed 2003·Granted Feb 13, 2007·27 cites·60 claims
- 0689US7025842B2Ultrasound welding of plastics componentsDEGUSSA·Filed 2004·Granted Apr 11, 2006·42 cites·10 claims
- 0789US6428866B1Multilayer plastic composition having an electrically conductive inner layerDEGUSSA·Filed 1999·Granted Aug 6, 2002·53 cites·48 claims
- 0889US5500263AMultilayer plastic pipeHUELS CHEMISCHE WERKE AG·Filed 1994·Granted Mar 19, 1996·89 cites·11 claims
- 0988US11149879B2Thermoplastic composite pipe with multilayer intermediate laminaEVONIK OPERATIONS GMBH·Filed 2018·Granted Oct 19, 2021·3 cites·12 claims
- 1088US10816113B2Thermoplastic composite pipe with multilayer intermediate laminaEVONIK OPERATIONS GMBH·Filed 2018·Granted Oct 27, 2020·5 cites·16 claims
- 1186US5404915AMultilayer plastic pipeHUELS CHEMISCHE WERKE AG·Filed 1992·Granted Apr 11, 1995·59 cites·25 claims
- 1286US5313987AMultilayer plastic pipe comprising an outer polyamide layer and a layer of a molding formed from a mixture of thermoplastic polyester and a compound having at least two isocyanate groupsHUELS CHEMISCHE WERKE AG·Filed 1993·Granted May 24, 1994·75 cites·11 claims
- 1384US6680093B1Multilayer compositesDEGUSSA·Filed 1998·Granted Jan 20, 2004·56 cites·15 claims
- 1484US5858492AThermoplastic multilayer compositesHUELS CHEMISCHE WERKE AG·Filed 1996·Granted Jan 12, 1999·57 cites·21 claims
- 1583US8048504B2Composite having two or more layers, including an EVOH layerEVONIK DEGUSSA GMBH·Filed 2006·Granted Nov 1, 2011·4 cites·15 claims
- 1683US5512342AMultilayer plastic pipeHUELS CHEMISCHE WERKE AG·Filed 1994·Granted Apr 30, 1996·62 cites·20 claims
- 1781US6528137B2Multilayer plastic pipe having a segmented barrier layerDEGUSSA·Filed 1997·Granted Mar 4, 2003·50 cites·17 claims
- 1880US8133561B2Multi-layer composite comprising an EVOH layer and a protective layerSCHMITZ GUIDO·Filed 2005·Granted Mar 13, 2012·11 cites·20 claims
- 1980US5474822AMultilayer plastic pipeHUELS CHEMISCHE WERKE AG·Filed 1994·Granted Dec 12, 1995·58 cites·24 claims
- 2080US5049196AMethod of wetting a cement or gypsum-bonded fibrous mixture of building materialsEIRICH MASCHF GUSTAV·Filed 1989·Granted Sep 17, 1991·29 cites·7 claims
- 2179US5449024AMultilayer plastic pipeHUELS CHEMISCHE WERKE AG·Filed 1993·Granted Sep 12, 1995·53 cites·25 claims
- 2277US5478620AMultilayer plastic pipeHUELS CHEMISCHE WERKE AG·Filed 1994·Granted Dec 26, 1995·36 cites·9 claims
- 2376US6161879ATwo-component connectorHUELS CHEMISCHE WERKE AG·Filed 1997·Granted Dec 19, 2000·40 cites·22 claims
- 2474US8221890B2Multilayer composite having a polyester layer and a protective layerSCHMITZ GUIDO·Filed 2005·Granted Jul 17, 2012·2 cites·20 claims
- 2572US11982396B2Thermoplastic composite pipe with multilayer intermediate laminaEVONIK OPERATIONS GMBH·Filed 2021·Granted May 14, 2024·0 cites·16 claims
- 2671US7939151B2Coolant lineEVONIK DEGUSSA GMBH·Filed 2005·Granted May 10, 2011·6 cites·9 claims
- 2767US6451395B1Multilayer composite having a barrier actionDEGUSSA·Filed 1999·Granted Sep 17, 2002·35 cites·16 claims
- 2858US12252606B2Composites having a thermoplastic matrixEVONIK OPERATIONS GMBH·Filed 2019·Granted Mar 18, 2025·0 cites·21 claims
- 2952US2002142118A1Composite having two or more layers, including an EVOH layerDEGUSSA·Filed 2001·Application pending·0 cites
- 3050US2004202908A1Line system for fluids and gases in a fuel cellDEGUSSA·Filed 2004·Application pending·0 cites
- 3150US2006099478A1Line system for fluids and gases in a fuel cellDEGUSSA·Filed 2005·Application pending·0 cites
- 3247US2006078752A1Line system for fluids and gases in a fuel cellDEGUSSA·Filed 2005·Application pending·0 cites
- 3345US2003124281A1Liquid-or vapor-conducting system with a jointing zone made from a coextruded multilayer compositeDEGUSSA·Filed 2002·Application pending·0 cites
- 3445US2004140668A1Pipe connectionDEGUSSA·Filed 2003·Application pending·0 cites
- 3541US2003072987A1Conduit system for fluids and gases in a fuel cellDEGUSSA·Filed 2002·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →