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VEREINIGTE STAHLWERKE AG

Overview
  • Total Patents
    90
About

VEREINIGTE STAHLWERKE AG has a total of 90 patent applications. Its first patent ever was published in 1926. It filed its patents most often in United States. Its main competitors in its focus markets civil engineering, materials and metallurgy and machines are LUDLUM STEEL COMPANY, THOS FIRTH & JOHN BROWN LTD and ARCELORMITTAL COMM RPS SARL.

Patent filings in countries

World map showing VEREINIGTE STAHLWERKE AGs patent filings in countries
# Country Total Patents
#1 United States 90

Patent filings per year

Chart showing VEREINIGTE STAHLWERKE AGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hans Zimmermann 7
#2 Carl Carius 5
#3 Herbert Buchholtz 5
#4 Hermann Schulz 5
#5 Moritz Winkler 3
#6 Erich Scheil 3
#7 Adolf Klinkenberg 3
#8 Bernhard Kruse 3
#9 Carl Wallmann 3
#10 Wilhelm Germann 3

Latest patents

Publication Filing date Title
US2056588A Article with reduced tendency to corrode
US2056590A Articles with reduced tendency to corrode
US2056589A Articles with reduced tendency to corrode
US2056591A Articles with reduced tendency to corrode
US2041635A Steel for railroad rails, wheel tires, plankpiles and other objects which are subjected to heavy wear
US2100153A Iron sleeper
US2006253A Movable weir
US2006266A Process for cooling furnaces by means of cooling chambers
US2051937A Steel-alloy rivet
US2004836A Process for the production of chromium steel alloys by the basic process
US2047849A Method of flaring tubes
US2016064A Iron sheet piling
US2042735A Method of avoiding coarse crystallization at the solidification of metallic castings
US1985795A Sheet piling
US1986701A Bottom seal for gates or the like
US1991685A Method of producing steel in basic open hearth furnaces
US1968220A Butt welded joint for sheet pilings
US1968730A Weir
US2050641A Disk wheel and process of producing the same
US2040722A Lock and gate structure