Inventor · disambiguated record
Helmut Heinzmann
Also filed as: HEINZMANN HELMUT
30 granted patents·2 pending applications·497 citations·filing 1988–2003
97Inventor score
Files withVOITH GMBH J M21VOITH SULZER PAPIERMASCH GMBH4VOITH SULZER PAPIERTECH PATENT4VOITH PAPER PATENT GMBH1VOITH SULZER PAPIERMACHINEN GM1
Top patents by PatentIndex Score
32 records- 0187US4893741AAir guide box for stabilizing the path of a paper webVOITH GMBH J M·Filed 1988·Granted Jan 16, 1990·40 cites·14 claims
- 0282US5707495AHeadbox for papermaking machine with more uniform flowVOITH GMBH J M·Filed 1996·Granted Jan 13, 1998·35 cites·75 claims
- 0382US5437784AInjector for a flotation deviceVOITH GMBH J M·Filed 1994·Granted Aug 1, 1995·60 cites·9 claims
- 0477US5603807APaper machine headbox with longitudinally shiftable contoured wallVOITH GMBH J M·Filed 1995·Granted Feb 18, 1997·27 cites·14 claims
- 0577US5401363AMethod of homogenizing the constitution of a web of paperVOITH GMBH J M·Filed 1993·Granted Mar 28, 1995·26 cites·11 claims
- 0676US4856205AAir guide box for the drying section of a high-speed paper machineVOITH GMBH J M·Filed 1988·Granted Aug 15, 1989·21 cites·17 claims
- 0774US5549792AHeadbox for a paper machineVOITH GMBH J M·Filed 1994·Granted Aug 27, 1996·24 cites·24 claims
- 0871US5885420AHeadbox for papermaking machine with more uniform flowVOITH GMBH J M·Filed 1998·Granted Mar 23, 1999·20 cites·5 claims
- 0969US5694961ADevice and method for changing the flow resistance of a fluid flow control deviceVOITH GMBH J M·Filed 1995·Granted Dec 9, 1997·28 cites·2 claims
- 1067US5849159AMulti-layer headbox with plastic and metal divider plateVOITH SULZER PAPIERMASCH GMBH·Filed 1997·Granted Dec 15, 1998·18 cites·22 claims
- 1165US5639352AHeadbox lamellae and method for reducing turbulence thereaboutVOITH GMBH J M·Filed 1994·Granted Jun 17, 1997·18 cites·22 claims
- 1263US6117272ADevice and process for metering auxiliary materials into the flow box of a paper machineVOITH SULZER PAPIERMASCH GMBH·Filed 1998·Granted Sep 12, 2000·15 cites·49 claims
- 1362US6197159B1Paper making machine and method for web transferVOITH SULZER PAPIERTECH PATENT·Filed 1998·Granted Mar 6, 2001·14 cites·61 claims
- 1462US5709777ADevice and method for the non-clogging throttling of a fluid stream of suspended matterVOITH GMBH J M·Filed 1997·Granted Jan 20, 1998·14 cites·16 claims
- 1562US4809445ADevice for stabilizing the run of a material web, specifically for stabilizing a paper web in the drying section of a paper machineVOITH GMBH J M·Filed 1988·Granted Mar 7, 1989·16 cites·11 claims
- 1661US6187142B1Process and device for acting on a paper or cardboard web with one of a fluid and pasty coating mediumVOITH SULZER PAPIERTECH PATENT·Filed 1998·Granted Feb 13, 2001·22 cites·42 claims
- 1760US5565063ADevice and method for choking a stock suspension flow in a paper machineVOITH GMBH J M·Filed 1994·Granted Oct 15, 1996·16 cites·6 claims
- 1857US5527433ADevice and method for choking a stock suspension flow in a paper machineVOITH GMBH J M·Filed 1995·Granted Jun 18, 1996·15 cites·5 claims
- 1956US6551460B2Process for sealing pressure zones in a paper-making machineVOITH SULZER PAPIERTECH PATENT·Filed 2001·Granted Apr 22, 2003·2 cites·18 claims
- 2053US5622603AInfluencing the jet velocity in the multilayer headboxVOITH GMBH J M·Filed 1994·Granted Apr 22, 1997·13 cites·10 claims
- 2151US5230168AVacuum generation in the pocket of a single wire dryer groupVOITH GMBH J M·Filed 1991·Granted Jul 27, 1993·11 cites·8 claims
- 2247US5599428AHeadbox nozzle with heavy end convergenceVOITH GMBH J M·Filed 1994·Granted Feb 4, 1997·8 cites·6 claims
- 2346US6334934B1Sealing device and process for sealing pressure zones in a paper-making machineVOITH SULZER PAPIERTECH PATENT·Filed 1999·Granted Jan 1, 2002·10 cites·49 claims
- 2444US5683551AApparatus and method for sectional pulp introduction to a papermaking machine headboxVOITH SULZER PAPIERMACHINEN GM·Filed 1995·Granted Nov 4, 1997·6 cites·7 claims
- 2544US2004084161A1Method for the production of fiber pulpFiled 2003·Application pending·0 cites
- 2642US5466340APaper machine headbox and method of controlling pulp material parametersVOITH GMBH J M·Filed 1994·Granted Nov 14, 1995·7 cites·16 claims
- 2740US2003094256A1Shoe rollVOITH PAPER PATENT GMBH·Filed 2002·Application pending·0 cites
- 2837US5749157ADryer section for an apparatus for the production of a paper webVOITH SULZER PAPIERMASCH GMBH·Filed 1996·Granted May 12, 1998·3 cites·15 claims
- 2935US5804037AMultiply headbox nozzle with heavy end convergenceVOITH GMBH J M·Filed 1996·Granted Sep 8, 1998·2 cites·12 claims
- 3034US5419813APaper machine headbox with adjustable lower lipVOITH GMBH J M·Filed 1993·Granted May 30, 1995·3 cites·14 claims
- 3132US5741401AHeadbox of a paper machineVOITH SULZER PAPIERMASCH GMBH·Filed 1997·Granted Apr 21, 1998·1 cites·18 claims
- 3232US5505821ATurbulence insert of a papermaking machineVOITH GMBH J M·Filed 1994·Granted Apr 9, 1996·2 cites·7 claims
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