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DIAMOND H SWITCHES LTD

Overview
  • Total Patents
    46
About

DIAMOND H SWITCHES LTD has a total of 46 patent applications. Its first patent ever was published in 1934. It filed its patents most often in United Kingdom, France and Belgium. Its main competitors in its focus markets electrical machinery and energy, control and mechanical elements are RICHARD FONOVITS KOMMANDITGESE, BIRKA REGULATOR AB and LYNDON WALKUP BURCH.

Patent filings in countries

World map showing DIAMOND H SWITCHES LTDs patent filings in countries
# Country Total Patents
#1 United Kingdom 32
#2 France 11
#3 Belgium 1
#4 Canada 1
#5 United States 1

Patent filings per year

Chart showing DIAMOND H SWITCHES LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Walton Gordon Herbert Francis 14
#2 Turner Charles Albert 5
#3 Baker Noel John 3
#4 Flavel Sidney William Basil 2
#5 Herbert Francis Gordon 1
#6 Walton Gordon H F 1
#7 Anderson George Alfred Reid 1
#8 Boardman Raymond Henry 1

Latest patents

Publication Filing date Title
GB907774A Improvements in and relating to electrical energy regulators
GB905541A Improvements in and relating to thermostatically actuated electric switch devices orthermostats
GB855926A Improvements in and relating to the control of radiant electric heating devices suchas hot plates
GB831527A Improvements in and relating to thermostatically controlled electric switches
GB815111A Improvements in and relating to electrical energy regulators
GB778625A Improvements in and relating to electrical switches having means for reducing ingress of moisture
GB768947A Improvements in and relating to thermostatically controlled means for regulating the temperature of electric ovens and like cooking appliances
GB749663A Improvements in and relating to electrical switches for low power circuits
GB757344A Improvements in and relating to rotary cam actuated electrical switches
GB744501A Improvements in and relating to electrical switches or other electrical regulating devices having pilot lights
GB758921A Improvements in and relating to electrical terminals
GB724529A Improvements in and relating to operating mechanisms for thermostats or gas valves
GB724528A Improvements in and relating to thermostats for controlling the flow of gases
GB710452A Improvements in and relating to electric switches
GB713026A Improvements in and relating to electrical energy regulators
GB688264A Improvements in and relating to electrical energy regulators
GB672740A Improvements in and relating to rotary cam actuated electrical switches
GB666931A Improvements in and relating to means for fastening switch and like handles to rotary spindles
GB668203A Improvements in and relating to mounting means for electrical switchboard or panel fittings and the like
GB676788A Improvements in and relating to rotary cam actuated electrical switches