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BACKER ELEKTRO VAERME

Overview
  • Total Patents
    44
About

BACKER ELEKTRO VAERME has a total of 44 patent applications. Its first patent ever was published in 1957. It filed its patents most often in Sweden, Switzerland and Austria. Its main competitors in its focus markets electrical machinery and energy, control and machine tools are BEURER GMBH & CO, THERMONETTE APPLIANCES LTD and DREAMLAND ELECTRICAL APPLIANCE.

Patent filings per year

Chart showing BACKER ELEKTRO VAERMEs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Elofsson Kjell 5
#2 Elofsson K 5
#3 Danielsson Algot 5
#4 Nilsson G 3
#5 Sture Viking Eskilson 3
#6 Eskilson Sture V 3
#7 Danielsson A 2
#8 Elofsson Kjell-Aake 2
#9 Elofsson K A 2
#10 Elofsson K-Aa 2

Latest patents

Publication Filing date Title
WO9208331A1 Electric tubular heating element and temperature controller therefor
WO9111892A1 Electric tubular heating element and method for making the same
SE9002458D0 Electrical tubular heating element - comprises spiral resistance wire embedded in powdered insulating material and encased in metal tube
SE8201089L Arrangement at a vessel for heating of liquid by an electrical heating element introduced through the vessel wall
DE2743325A1 DEVICE FOR TEMPERATURE LIMITING IN DUCT HEATERS
GB1065890A Improvements in or relating to machines for bending pipes,rods and bars
GB857901A Improvements in or relating to methods of sealing tubular electric heating elements
CA771455A Machines for bending pipes, rods and bars
CA810871A Manufacture of sheathed insulated electric conductors
CA641328A Heating devices for railway switches