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KESTERMANN MASCHF ROLF

Overview
  • Total Patents
    21
About

KESTERMANN MASCHF ROLF has a total of 21 patent applications. Its first patent ever was published in 1961. It filed its patents most often in Germany, Switzerland and Austria. Its main competitors in its focus markets machines, machine tools and organic fine chemistry are KUNSHAN KESUN RUBBER & PLASTIC, SHANDONG JINYU IND CO LTD and WALLIS GEORGE PEARSON.

Patent filings in countries

World map showing KESTERMANN MASCHF ROLFs patent filings in countries

Patent filings per year

Chart showing KESTERMANN MASCHF ROLFs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Selbach Hans-Werner 7
#2 Hans-Werner Selbach 5
#3 Selbach Hans Werner 1

Latest patents

Publication Filing date Title
US3601859A Plastifying screw assembly for extrusion and injection-molding presses
DE1729184A1 Screw extruder for thermoplastics and the like.
DE1554751B1 Screw extruder
DE1529994B1 Screw extruder
DE1454818A1 Feed hopper with lock chambers, especially for extruders, injection molding machines and similar plastic processing machines
DE1263275B Knife nozzle head for extruder or the like for the production of plastic granulate
CA856136A Plastifying screw assembly for extrusion and injection-molding presses
CA812669A Plasticizing system for plastic materials