Inventor · disambiguated record
Helmuth Schulz
Also filed as: SCHULZ HELMUTH
43 granted patents·3 pending applications·1,060 citations·filing 1979–2010
98Inventor score
Top patents by PatentIndex Score
46 records- 0197US6784214B1Method and device for recycling pet materialsFiled 2000·Granted Aug 31, 2004·93 cites·46 claims
- 0296US7291001B2Device for preparing plastics materialEREMA·Filed 2005·Granted Nov 6, 2007·37 cites·13 claims
- 0395US7275703B2Method for processing synthetic materials for the purpose of recyclingEREMA·Filed 2005·Granted Oct 2, 2007·28 cites·16 claims
- 0492US6719454B1Device and method for preparing plastic material, in particular, thermoplastic materialFiled 2000·Granted Apr 13, 2004·42 cites·14 claims
- 0591US5102326AApparatus for processing synthetic plastics materialBACHER HELMUT·Filed 1991·Granted Apr 7, 1992·64 cites·7 claims
- 0690US8992067B2Device and method for the preparation of recyclable thermoplastic plastic materialBACHER HELMUT·Filed 2005·Granted Mar 31, 2015·14 cites·18 claims
- 0790US7585102B2Device for charging a screw lodged in a housing and method for operating a device of this typeBACHER HELMUT·Filed 2008·Granted Sep 8, 2009·11 cites·6 claims
- 0890US6619575B1Apparatus for continuously recycling synthetic material, preferably polymersFiled 2000·Granted Sep 16, 2003·35 cites·23 claims
- 0989US7309224B2Device for preparation of plastic materials for recycling purposesEREMA·Filed 2004·Granted Dec 18, 2007·31 cites·13 claims
- 1089US6883953B1Apparatus for pre-treatment and subsequent plastification or agglomeration of synthetic plastic materialsFiled 2000·Granted Apr 26, 2005·33 cites·13 claims
- 1189US6607299B1Apparatus for removing debris from thermoplastic materialsFiled 2000·Granted Aug 19, 2003·33 cites·23 claims
- 1288US7632006B2Device for proceeding material by mixing and/or plasticization or agglomeration providing periodic enlargement or reduction to gap between screw channelsSCHULZ HELMUTH·Filed 2008·Granted Dec 15, 2009·12 cites·11 claims
- 1385US5651944AApparatus for degassing thermoplastic synthetic plastics materialFiled 1994·Granted Jul 29, 1997·53 cites·20 claims
- 1483US5988865ADevice for preparing thermoplastic materialFiled 1996·Granted Nov 23, 1999·49 cites·21 claims
- 1583US4222728AApparatus for processing synthetic thermoplastic materialKRAUSS MAFFEI AUSTRIA·Filed 1979·Granted Sep 16, 1980·39 cites·2 claims
- 1682US5419634AApparatus for filtering and extruding synthetic plastic scrap materialFiled 1992·Granted May 30, 1995·46 cites·10 claims
- 1781US7820039B2Apparatus for the continuous filtering of impurities from a flowable compoundSCHULZ HELMUTH·Filed 2007·Granted Oct 26, 2010·10 cites·4 claims
- 1881US7275857B2Apparatus for treating plastics materialEREMA·Filed 2003·Granted Oct 2, 2007·27 cites·10 claims
- 1980US7866876B2Device for degassing and filtering plastic meltsEREMA·Filed 2007·Granted Jan 11, 2011·5 cites·5 claims
- 2080US5783225AApparatus for processing thermoplastic synthetic plastics materialFiled 1997·Granted Jul 21, 1998·39 cites·32 claims
- 2179US7520458B2Granulating deviceEREMA·Filed 2006·Granted Apr 21, 2009·6 cites·9 claims
- 2279US7404665B2Device for charging a screw lodged in a housing and method for operating a device of this typeBACHER HELMUT·Filed 2002·Granted Jul 29, 2008·13 cites·26 claims
- 2376US7137802B2Apparatus for processing thermoplastic synthetic plastic materialEREMA ENGINEERING RECYCLING UN·Filed 2003·Granted Nov 21, 2006·16 cites·14 claims
- 2476US4460277AApparatus for processing synthetic thermoplastic materialOESTERR SCHIFFSWERFTEN·Filed 1983·Granted Jul 17, 1984·28 cites·1 claims
- 2574US6378705B1Apparatus for filtering plasticized thermoplasticsFiled 1996·Granted Apr 30, 2002·33 cites·26 claims
- 2673US5882558AProcess and apparatus for recycling of synthetic plastics material containing gasSUNPOR TECHNOLOGY A S·Filed 1993·Granted Mar 16, 1999·39 cites·19 claims
- 2773US5417856AFilter apparatus for fluids to be cleanedFiled 1992·Granted May 23, 1995·34 cites·9 claims
- 2872US7108500B2Process and apparatus for recycling of PET-materialBACHER HELMUT·Filed 2004·Granted Sep 19, 2006·9 cites·40 claims
- 2970US6994795B2Device and method for the filtration of viscous materialBACHER HELMUT·Filed 2001·Granted Feb 7, 2006·8 cites·15 claims
- 3069US5526991AApparatus for plasticizing thermoplastic synthetic plastics materialFiled 1993·Granted Jun 18, 1996·22 cites·20 claims
- 3167US8303160B2Device for extruding a thermoplastic product having sleeve forming screw section of flow arrester and screw with small screw diameter in relation to plasticizing sectionSCHULZ HELMUTH·Filed 2009·Granted Nov 6, 2012·1 cites·6 claims
- 3267US7267234B2Backflushable filter device for molten material and distribution unit for a filter device of this typeEREMA·Filed 2003·Granted Sep 11, 2007·8 cites·21 claims
- 3366US6227380B1Device for filtering fluids containing impuritiesFiled 1997·Granted May 8, 2001·23 cites·22 claims
- 3463US5510030AFilter apparatus for flowable materialFiled 1993·Granted Apr 23, 1996·24 cites·15 claims
- 3560US5643450AFilter apparatus for fluids, in particular for thermoplastic synthetic plastics material fluidFiled 1994·Granted Jul 1, 1997·23 cites·21 claims
- 3659US7530463B2Backwashable filtering deviceEREMA·Filed 2004·Granted May 12, 2009·7 cites·8 claims
- 3759US5536154AApparatus for treating thermoplastic synthetic plastics materialFiled 1993·Granted Jul 16, 1996·22 cites·20 claims
- 3855US6854674B2Device for comminuting plastic waste materialFiled 2002·Granted Feb 15, 2005·3 cites·17 claims
- 3953US2008023392A1Backflushable filtering apparatus for molten material and distribution unit for a filter device of this typeEREMA·Filed 2007·Application pending·0 cites
- 4051US5308484AFiltering apparatus for synthetic thermoplastics materialBACHER HELMUT·Filed 1991·Granted May 3, 1994·16 cites·18 claims
- 4147US6406174B2Process and device for monitoring the degree of wear of a compression worm conveying plasticized materialFiled 1998·Granted Jun 18, 2002·11 cites·11 claims
- 4247US2008197519A1Strand Shaping Part and Method for Starting the SameEREMA·Filed 2006·Application pending·0 cites
- 4347US2009004325A1Device for Filling an Extruder with Pretreated Thermoplastic MaterialEREMA·Filed 2005·Application pending·0 cites
- 4440US6537454B1Device for influencing the flow-through of plastic material which is heated such that it can flow through a housingFiled 1999·Granted Mar 25, 2003·7 cites·9 claims
- 4538US5698237AApparatus for granulating synthetic plastics materialsFiled 1996·Granted Dec 16, 1997·6 cites·9 claims
- 4636US9346190B2Device for processing material by mixing and/or plasticatingSCHULZ HELMUTH·Filed 2010·Granted May 24, 2016·0 cites·5 claims
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