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CALLENDERS CABLE & CONST CO

Overview
  • Total Patents
    495
About

CALLENDERS CABLE & CONST CO has a total of 495 patent applications. Its first patent ever was published in 1900. It filed its patents most often in United Kingdom, United States and France. Its main competitors in its focus markets electrical machinery and energy, machine tools and consumer goods are FELTEN & GUILLEAUME CARLSWERK, CHARLES JAMES BEAVER and GLOVER & CO LTD W T.

Patent filings in countries

World map showing CALLENDERS CABLE & CONST COs patent filings in countries
# Country Total Patents
#1 United Kingdom 348
#2 United States 50
#3 France 44
#4 Canada 37
#5 Germany 8
#6 Switzerland 4
#7 Austria 2
#8 Belgium 1
#9 Spain 1

Patent filings per year

Chart showing CALLENDERS CABLE & CONST COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hunter Philip Vassar 24
#2 Vassar Hunter Philip 12
#3 Harry Hill 12
#4 Brazier Leslie Giddens 9
#5 Hill Harry 7
#6 Giddens Brazier Leslie 6
#7 Watson John Francis 6
#8 Vincent Russell Swale 5
#9 Monty Hamilton George 5
#10 Swale Vincent Russell 5

Latest patents

Publication Filing date Title
GB594847A Improvements in electric switches adapted to be tripped open
GB601259A Improvements in or relating to sealing ends for electric cables
GB594371A Improvements in the manufacture of insulated electric conductors
GB592468A Improvements in earth leakage trip devices for electric circuits
GB588495A Improvements in the covering of electric wires and the like
GB588181A Improvements relating to extrusion apparatus for metals
GB588637A Improvements in valves for controlling the flow of molten metals
GB588166A Improvements in connection with vessels for melting metal or for containing molten metal
GB581830A Improvements in the manufacture of electric cables
GB587816A Improvements in the grinding of diamonds and other hard materials
GB573422A Improvements in the electro-deposition of metals
GB583697A Improvements in wave guides for high frequency electric currents
GB583642A Improvements in joints for electric cables
GB576612A Improved means for the attachment of electric wires and cables to insulators
GB583628A Improvements in terminations for high tension electric cables
GB576708A Apparatus for detecting faults in electric cables
GB586172A Improvements in the covering of electric wires and the like
GB578346A Improvements in machines for the preparation of diamond dies for wire drawing
GB578902A Improvements in sealing ends for high voltage electric cables
GB579018A Improvements in electric cables