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GROENWALL EUGEN ASSAR ALEXIS

Overview
  • Total Patents
    25
About

GROENWALL EUGEN ASSAR ALEXIS has a total of 25 patent applications. Its first patent ever was published in 1906. It filed its patents most often in Austria, United States and Switzerland. Its main competitors in its focus markets electrical machinery and energy, thermal processes and materials and metallurgy are CRESCENZI GIUSEPPE, BIBBY JAMES and SCHLIENGER M.

Patent filings in countries

World map showing GROENWALL EUGEN ASSAR ALEXISs patent filings in countries
# Country Total Patents
#1 Austria 8
#2 United States 6
#3 Switzerland 5
#4 United Kingdom 4
#5 Spain 2

Patent filings per year

Chart showing GROENWALL EUGEN ASSAR ALEXISs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Groenwall Eugen Assar Alexis 18
#2 Lindblad Axel Rudolf 14
#3 Stalhane Otto 8
#4 Staalhane Otto 8
#5 Assar Alexis Groenwall Eugen 5
#6 Axel Rudolf Lindblad 5
#7 Staelhane Otto 3
#8 Nathorst Harry Johan Hjalmar 1

Latest patents

Publication Filing date Title
ES112803A1 A procedure to reduce metals from their minerals.
US943224A Electric furnace.
US1039732A Electric furnace.
US942961A Transformer-furnace.
GB190707791A Improvements in Electric Transformer Furnaces.
US953030A Transformer-furnace.
GB190706193A Improvements in Electric Transformer Furnaces.
GB190701658A Improvements in Electric Smelting Furnaces
US891248A Smelting-furnace.
US953029A Electric smelting-furnace.
GB190609799A Improvements in Processes for Heating, Smelting or Reducing Materials and Means for carrying out the same.