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KVAEFVEINDUSTRI AB

Overview
  • Total Patents
    24
About

KVAEFVEINDUSTRI AB has a total of 24 patent applications. Its first patent ever was published in 1915. It filed its patents most often in Germany, Finland and Switzerland. Its main competitors in its focus markets materials and metallurgy, thermal processes and electrical machinery and energy are INVENTA A G FUER FORSCHUNG AND, CARL THEODOR THORSSELL and NIKODEM CARO.

Patent filings in countries

World map showing KVAEFVEINDUSTRI ABs patent filings in countries
# Country Total Patents
#1 Germany 7
#2 Finland 7
#3 Switzerland 4
#4 France 4
#5 Austria 1
#6 Denmark 1

Patent filings per year

Chart showing KVAEFVEINDUSTRI ABs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Aktiebolaget Kvaefveindustri 4
#2 Thorssell C T 3
#3 Reinhold Lunden Harald Ludvig 2
#4 Fr Holmgren T A 1
#5 Otto Troell 1
#6 Lunden L R 1
#7 Edlundh E 1
#8 Theodor Thorssell Carl 1
#9 Christian Beck-Friis Ebbe 1
#10 Theodor Thorssel Carl 1

Latest patents

Publication Filing date Title
DE368812C Process for agglomerating powdery mixtures, particularly in the binding of nitrogen
DE344737C Emptying device consisting of a grate on electrically heated ovens
DE372790C Device on the gout opening of electric ovens
DE331230C Device on apparatus for the production of nitrogen products
DE325878C Process for the preparation of cyano compounds
DE321662C Process for the execution of reactions between coal and alkali metals or alkaline earth metals or their compounds in a nitrogen stream in continuous operations for the production of cyanides
DE332891C Process for the production of hydrogen by alternate oxidation and reduction of iron