Inventor · disambiguated record
Hartmut Dropczynski
Also filed as: DROPCZYNSKI HARTMUT · SCHONMEIER HERBERT
18 granted patents·272 citations·filing 1979–1998
95Inventor score
Top patents by PatentIndex Score
18 records- 0187US4408727AMethod and apparatus for the automatic severing and reattachment of a webJAGENBERG WERKE AG·Filed 1980·Granted Oct 11, 1983·33 cites·11 claims
- 0282US4485979ADevice for shaftless winding machinesJAGENBERG AG·Filed 1982·Granted Dec 4, 1984·26 cites·3 claims
- 0381US5222679AMethod of and apparatus for automatic replacement of a fully wound roll by a new sleeve in a winding machineJAGENBERG AG·Filed 1991·Granted Jun 29, 1993·29 cites·7 claims
- 0480US4552316AMethod and apparatus for winding webs of celluloseJAGENBERG AG·Filed 1983·Granted Nov 12, 1985·28 cites·4 claims
- 0574US5413656AMethod and device for exchanign windings rollsJAGENBERG AG·Filed 1993·Granted May 9, 1995·36 cites·6 claims
- 0674US5000395AApparatus for inserting a winding sleeve or core into a winding machineJAGENBERG AG·Filed 1989·Granted Mar 19, 1991·18 cites·7 claims
- 0766US5577684AWinding machine with support cylindersJAGENBERG PAPIERTECH GMBH·Filed 1994·Granted Nov 26, 1996·18 cites·4 claims
- 0862US4239142ABroad-drawing apparatusJAGENBERG WERKE AG·Filed 1979·Granted Dec 16, 1980·11 cites·3 claims
- 0958US5478026AWinding machine with support cylindersJAGENBERG AG·Filed 1993·Granted Dec 26, 1995·13 cites·7 claims
- 1055US5273226AWinding machine with support cylindersJAGENBERG AG·Filed 1991·Granted Dec 28, 1993·11 cites·6 claims
- 1153US5855337AWinding machine with support cylinders and air pressure relieved wind up rollsJAGENBERG AG·Filed 1994·Granted Jan 5, 1999·11 cites·14 claims
- 1247US4909454AApparatus for inserting a winding sleeve or core into a winding machineJAGENBERG AG·Filed 1987·Granted Mar 20, 1990·7 cites·4 claims
- 1347US4726533AMethod of and apparatus for the automatic positioning of a web-winding core in a double-roll coiling machineJAGENBERG AG·Filed 1986·Granted Feb 23, 1988·7 cites·10 claims
- 1447US4299358AMethod and apparatus for the automatic sidewise insertion of cores in winding machinesJAGENBERG WERKE AG·Filed 1980·Granted Nov 10, 1981·7 cites·3 claims
- 1544US4974786AMethod and device for winding webs of material especially webs of paper or cardboardJAGENBERG AG·Filed 1989·Granted Dec 4, 1990·6 cites·10 claims
- 1642US5067663ADrum-type winder for winding webs of materialJAGENBERG AG·Filed 1990·Granted Nov 26, 1991·6 cites·6 claims
- 1733US5996926AWinding apparatus with air-cushion roll supportJAGENBERG PAPIERTECH GMBH·Filed 1998·Granted Dec 7, 1999·2 cites·6 claims
- 1829US5012987ADrum-type winder for winding a web of material, especially a web of paper or cardboard, on coresDROPCZYNSKI HARTMUT·Filed 1989·Granted May 7, 1991·3 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →