Inventor · disambiguated record
Stefan A. Lupke
Also filed as: LUEPKE STEFAN · LUPKE STEFAN · LUPKE STEFAN A · LüPKE STEFAN
42 granted patents·6 pending applications·372 citations·filing 1991–2020
97Inventor score
Files withLUPKE MANFRED ARNO ALFRED13LUPKE MANFRED A A11PERKINELMER CELLULAR TECH GERMANY GMBH2CORMA INC1EVOTEC BIOSYSTEMS AG1
Top patents by PatentIndex Score
48 records- 0187US7691317B2Method and device for manufacturing a double-walled, thermoplastic tube with a connecting sleeveCORMA INC·Filed 2009·Granted Apr 6, 2010·8 cites·23 claims
- 0285US10279536B2System and method for identifying thermal expansion issues in a corrugatorLUPKE MANFRED ARNO ALFRED·Filed 2016·Granted May 7, 2019·2 cites·9 claims
- 0385US7214051B2Device for manufacturing a double-walled thermoplastic pipe with a connecting sleeveLUPKE MANFRED ARNO ALFRED·Filed 2005·Granted May 8, 2007·9 cites·26 claims
- 0484US6208815B1Method for differentiating or detecting particles in a sample by identifying signal segments of time-resolved, optical raw signals from the sample on the basis of single photon detectionEVOTEC BIOSYSTEMS AG·Filed 1997·Granted Mar 27, 2001·76 cites·19 claims
- 0582US6644951B2Molding apparatus with mold block section transfer systemFiled 2001·Granted Nov 11, 2003·19 cites·8 claims
- 0681US6399002B1Method of making a pipe with coupling conforming to pipe diameterFiled 1998·Granted Jun 4, 2002·51 cites·5 claims
- 0780US5605083APipe cutting apparatus with differential speed rotatable ring cutter actuationFiled 1995·Granted Feb 25, 1997·44 cites·1 claims
- 0877US9612428B2Apparatus for confocal observation of a specimenPERKINELMER CELLULAR TECH GERMANY GMBH·Filed 2014·Granted Apr 4, 2017·4 cites·19 claims
- 0975US9969119B2Mold block returnLUPKE MANFRED ARNO ALFRED·Filed 2015·Granted May 15, 2018·1 cites·10 claims
- 1072US8146620B2Non-circular pipe profileLUPKE MANFRED ARNO ALFRED·Filed 2010·Granted Apr 3, 2012·3 cites·16 claims
- 1172US7798796B2Pipe extruding system with cooling plug separationLUPKE MANFRED A A·Filed 2008·Granted Sep 21, 2010·2 cites·9 claims
- 1272US7104777B2Pipe mold with compensation for pipe shrinkageLUPKE MANFRED A A·Filed 2005·Granted Sep 12, 2006·2 cites·8 claims
- 1371US7976753B2Method of forming corrugated pipe with a pipe spigot seal seatLUPKE MANFRED A A·Filed 2005·Granted Jul 12, 2011·2 cites·14 claims
- 1471US7311509B2Externally cooled moving moldLUPKE MANFRED A A·Filed 2004·Granted Dec 25, 2007·9 cites·17 claims
- 1568US5525289AMethod and apparatus for cooling hollow molded productFiled 1995·Granted Jun 11, 1996·26 cites·21 claims
- 1666US2010031789A1Pipe cut-off apparatusLUPKE MANFRED A A·Filed 2009·Application pending·0 cites
- 1765US5429398ACoupling for ribbed pipeFiled 1991·Granted Jul 4, 1995·24 cites·3 claims
- 1863US11156316B2Pipe couplingLUPKE MANFRED ARNO ALFRED·Filed 2019·Granted Oct 26, 2021·0 cites·16 claims
- 1962US6372161B1Operation of a mold block with air flow controlFiled 2000·Granted Apr 16, 2002·4 cites·1 claims
- 2060US7625196B2Device for manufacturing a double-walled, thermoplastic tube with a connecting sleeveLUPKE MANFRED A A·Filed 2001·Granted Dec 1, 2009·3 cites·15 claims
- 2160US6905325B2Pipe mold with compensation for pipe shrinkageFiled 2001·Granted Jun 14, 2005·3 cites·4 claims
- 2259US9958661B2Apparatus for structured illumination of a specimenPERKINELMER CELLULAR TECH GERMANY GMBH·Filed 2013·Granted May 1, 2018·1 cites·16 claims
- 2359US7013778B1Tube cutting deviceLUPKE MANFRED A A·Filed 2000·Granted Mar 21, 2006·8 cites·14 claims
- 2459US6401320B1Method of simultaneously making a plurality of metallic pipesFiled 2000·Granted Jun 11, 2002·7 cites·4 claims
- 2559US6352425B1Rotating disk extruderFiled 2000·Granted Mar 5, 2002·3 cites·5 claims
- 2656US11407161B2Finned mold blockLUPKE MANFRED ARNO ALFRED·Filed 2020·Granted Aug 9, 2022·0 cites·17 claims
- 2756US8075295B2Alignable cooling plug for extruderLUPKE MANFRED ARNO ALFRED·Filed 2008·Granted Dec 13, 2011·0 cites·16 claims
- 2856US7524177B2Pipe molding system with vacuum and temperature controls of cooling plugsLUPKE MANFRED A A·Filed 2004·Granted Apr 28, 2009·2 cites·6 claims
- 2956US7517209B2Molding apparatus with mold blocks having profiled face adjustmentLUPKE MANFRED A A·Filed 2003·Granted Apr 14, 2009·2 cites·7 claims
- 3054US11052593B2Die head and die tooling spider with spider legs having curved flow guidesLUPKE MANFRED ARNO ALFRED·Filed 2020·Granted Jul 6, 2021·0 cites·14 claims
- 3154US2016265700A1Pipe couplingLUPKE MANFRED ARNO ALFRED·Filed 2016·Application pending·0 cites
- 3253US6155813APipe molding apparatus with air assist of plastic onto cooling plugFiled 1998·Granted Dec 5, 2000·15 cites·5 claims
- 3352US2009206595A1Double walled corrugated pipe section with pipe couplingLUPKE MANFRED A A·Filed 2009·Application pending·0 cites
- 3450US7264457B2Flow distributor for die tooling of pipe mold equipment with remote extruderLUPKE MANFRED A A·Filed 2003·Granted Sep 4, 2007·3 cites·15 claims
- 3548US2012085206A1Pipe cut-off apparatusLUPKE MANFRED ARNO ALFRED·Filed 2011·Application pending·0 cites
- 3646US11034073B2Method for forming inline triple wall coupling connectorLUPKE MANFRED ARNO ALFRED·Filed 2015·Granted Jun 15, 2021·0 cites·4 claims
- 3746US6089851AMold block with air flow controlFiled 1998·Granted Jul 18, 2000·9 cites·7 claims
- 3845US8684719B2Die tooling for extruding tubular productLUPKE MANFRED ARNO ALFRED·Filed 2010·Granted Apr 1, 2014·0 cites·13 claims
- 3945US6056528AExtruder head mandrel spiderFiled 1998·Granted May 2, 2000·10 cites·9 claims
- 4044US2008246489A1Measuring Device For Impedance Spectroscopy and Associated Measuring MethodEVOTEC TECHNOLOGIES GMBH·Filed 2005·Application pending·0 cites
- 4143US11148342B2Air pressure control for corrugatorLUPKE MANFRED ARNO ALFRED·Filed 2015·Granted Oct 19, 2021·0 cites·16 claims
- 4243US6877976B2Molding die for ribbed pipeFiled 2002·Granted Apr 12, 2005·0 cites·5 claims
- 4343US2004047932A1Pipe mold apparatus with contact and air cooling of plastic in a mold tunnelFiled 2002·Application pending·0 cites
- 4441US5573787AMold apparatus with cooling channelsFiled 1995·Granted Nov 12, 1996·8 cites·11 claims
- 4540US6054089AMethod and apparatus of cooling product within a moldFiled 1998·Granted Apr 25, 2000·7 cites·4 claims
- 4639US7267535B2Pipe molding apparatus with mold tunnel air turbulenceLUPKE MANFRED A·Filed 2003·Granted Sep 11, 2007·0 cites·8 claims
- 4734US5846575APipe forming mandrel with multiple sleeve inner tubeFiled 1997·Granted Dec 8, 1998·4 cites·3 claims
- 4830US5824351AMolding apparatus with non-reflective mold tunnelsFiled 1996·Granted Oct 20, 1998·1 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →