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ESCHER WYSS MASCHF GMBH

Overview
  • Total Patents
    118
About

ESCHER WYSS MASCHF GMBH has a total of 118 patent applications. Its first patent ever was published in 1933. It filed its patents most often in Germany, France and Austria. Its main competitors in its focus markets engines, pumps and turbines, environmental technology and textiles and paper are SCHROETER HEINRICH, TAYLOR HARVEY BIRCHARD and HALE GEORGE CONSIDER.

Patent filings in countries

World map showing ESCHER WYSS MASCHF GMBHs patent filings in countries
# Country Total Patents
#1 Germany 102
#2 France 5
#3 Austria 4
#4 Switzerland 3
#5 United Kingdom 2
#6 Denmark 1
#7 United States 1

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Widdern Dr-Ing Hermann Cardina 6
#2 Greiner Eugen Dipl-Ing 3
#3 Escher Wyss Maschinenfabrik G 3
#4 Rohr Siegfried 1
#5 Kress Herwig Dr 1
#6 Kress Herwig Dipl-Ing Dr 1
#7 Dietlen Otto 1
#8 Maugg Ludwig 1
#9 Seitz Eugen 1
#10 Kaiser Fritz 1

Latest patents

Publication Filing date Title
US2830775A Coreless winding of webs
DE925321C Process for the electrical mapping of flow processes using the foil method
DE935228C Device for distributing the fiber suspension in a paper, cardboard, dewatering machine or the like.
DE917070C Procedure for starting up and loading steam and gas turbines
DE926239C Hydraulically controlled water drainage device
GB710685A Improvements in and relating to tidal power installations
DE885799C Process for keeping substances contained in the process water of hydraulic systems away from the labyrinth stuffing boxes of the machines in such systems
DE927509C Blade for turbo machines with a hollow shaft made of sheet metal and a welded foot
DE902791C Device for checking the concentricity of rotating machine elements
DE916987C Process for the manufacture of twisted hollow blades for turbines or compressors
DE879078C Shut-off device for the discharge of bulk material from vessels
DE862413C System for driving vehicles, in particular ships, which has at least one prime mover and one variable-pitch propeller driven by it
DE915413C Device for regulating at least one transfer power in a network group fed by different engine groups
DE855080C Process for operating a plant for the extraction of raw or white sugar from beetroot or sugar cane, as well as a facility for carrying out this process
DE878756C Speed controller with servo motor for power machines, especially water turbines
DE878759C Device for regulating an engine controlled by a speed controller and a power controller
DE902824C Device for regulating at least one transfer power in a network group fed by different engine groups
DE858338C Segment thrust bearing
DE862990C Quick-acting rotary valve for pipelines
DE872780C Sealing for wing pivots that are rotatably mounted in a hub