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ESCHER WYSS GMBH

Overview
  • Total Patents
    2,111
About

ESCHER WYSS GMBH has a total of 2,111 patent applications. Its first patent ever was published in 1951. It filed its patents most often in Germany, United States and Austria. Its main competitors in its focus markets textiles and paper, environmental technology and chemical engineering are WILLIAM EDWIN KNOWLES TROTMAN, WALMSLEYS BURY LTD and VALMET TAMPELLA INC.

Patent filings per year

Chart showing ESCHER WYSS GMBHs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Bubik Alfred 88
#2 Holik Herbert 77
#3 Stotz Wolf-Gunter 76
#4 Hildebrand Otto 62
#5 Kahmann Albrecht 47
#6 Dahl Hans 46
#7 Reutter Siegfried 39
#8 Mueller Karl 34
#9 Kurtz Ruediger 33
#10 Selder Harald 32

Latest patents

Publication Filing date Title
EP0801262A1 Apparatus with an ammonia pressure vessel
CH690901A5 Assembly to filter dirty water has a filter tank with a conductivity monitor at the outlet and a control to set the pump and closing valves for back flushing of the filter as required
EP0758054A1 Oil circulation system for screw compressors
CH688978A5 Method and apparatus for monitoring of gas loaded with liquids.
DE4423213A1 Roller arrangement
DE4423212C1 Roll arrangement for paper machines eliminating clamping tendency
DE4409316C1 Long gap press assembly for fibre web
DE4408713A1 Method and device for guiding a material web
EP0669511A1 Apparatus for cooling water in counter flow
DE4401678A1 Calender arrangement
DE4337998A1 Grinding machine and grinding tool for the grinding of suspended fibre material
JPH06191483A Device for changing angular position of rotor blade of fluid machine
DE4331319A1 Device for the transfer of a fibrous web to a dewatering press section
CH686743A5 Kaeltemittelverdampfer.
DE4324595C1 Shaker
DE4318234A1 Shaker
DE4312540C1 Process for separating solids from a suspension and device for carrying it out
DE4312485A1 Two-draw drying section for paper webs
US5290223A Deflection controlled roll
DE4310223A1 Turbulence generator for a flow box of a paper machine