Learn more

WELLAND & TUXHORN

Overview
  • Total Patents
    30
About

WELLAND & TUXHORN has a total of 30 patent applications. Its first patent ever was published in 1972. It filed its patents most often in Germany, EPO (European Patent Office) and Switzerland. Its main competitors in its focus markets mechanical elements, thermal processes and engines, pumps and turbines are SCHNEIDER BOCHUMER MASCHF A, ZIKESCH GMBH C H and CHEN QIAOQIN.

Patent filings in countries

World map showing WELLAND & TUXHORNs patent filings in countries
# Country Total Patents
#1 Germany 16
#2 EPO (European Patent Office) 3
#3 Switzerland 2
#4 France 2
#5 United Kingdom 2
#6 Italy 2
#7 Sweden 2
#8 Austria 1

Patent filings per year

Chart showing WELLAND & TUXHORNs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Nordheim Guenther Von Dr Ing 9
#2 Diekmann Hans 8
#3 Sass Jochen Dipl-Ing 4
#4 Heinrich Otto Ing Grad 3
#5 Losansky Heinz Dipl Ing 3
#6 Heinrich O 2
#7 Heinrich Otto 2
#8 Heinrich Otho Ing Grad 2
#9 Sass Jochen Dipl Ing 2
#10 Ehlers Dieter 2

Latest patents

Publication Filing date Title
DE3841741A1 STEAM FORMING PROCESS
DE3720918C1 Steam reducing valve
DE3621615A1 Driving steam cooler
DE3525141A1 Steam conversion valve
DE3323990A1 MULTI-STAGE REGULATED THROTTLE DEVICE
DE3134767A1 Regulating valve for fluids
DE3045057A1 High pressure and temp. reduction valve - has staggered rows of throttle apertures, to allow for unhindered flow generation
DE3045075C1 Vent stage for throttle device
DE2841298A1 Coiled filter and silencer element - having central support to which flat perforated sheets are attached at uniform spacing around axis and coiled on to give symmetrical element
DE2830608A1 Variable steam throttle with cooling water supply - has cylindrical throttle valve with stem controlling downstream water injection in conical throttle grid
DE2830607A1 Safety mounting for windscreen wiper arm - has cam secured coupling on control arm by interacting lips
DE2830609A1 Variable steam throttle with cooling water supply - has cylindrical throttle valve with stem controlling downstream water injection in conical throttle grid
DE2443206A1 ADJUSTABLE THROTTLE FOR GASES AND VAPORS
DE2443207A1 ADJUSTABLE THROTTLE FOR STEAM
DE2443301A1 Adjustable throttle valve for gas or steam - has central inlet cylinder with axially movable regulator piston
DE2209230A1 PRESSURE REDUCING VALVE