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.
# | Country | Total Patents | |
---|---|---|---|
#1 | Austria | 8 | |
#2 | United States | 6 | |
#3 | Switzerland | 5 | |
#4 | United Kingdom | 4 | |
#5 | Spain | 2 |
# | Industry | |
---|---|---|
#1 | Electrical machinery and energy | |
#2 | Thermal processes | |
#3 | Materials and metallurgy |
# | Technology | |
---|---|---|
#1 | Special electric heating or lighting | |
#2 | Details of furnaces | |
#3 | Iron and steel production |
# | 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 |
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. |