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RELIANCE CONTROLS LTD

Overview
  • Total Patents
    11
About

RELIANCE CONTROLS LTD has a total of 11 patent applications. Its first patent ever was published in 1960. It filed its patents most often in United Kingdom, Canada and Germany. Its main competitors in its focus markets electrical machinery and energy, machine tools and machines are SHANGHAI CHANGYUAN WAYON CIRCU, CADDOCK RICHARD E and MUCHER JOHN J.

Patent filings in countries

World map showing RELIANCE CONTROLS LTDs patent filings in countries
# Country Total Patents
#1 United Kingdom 7
#2 Canada 2
#3 Germany 1
#4 United States 1

Patent filings per year

Chart showing RELIANCE CONTROLS LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Oram John Anderson 4
#2 Sobol Woldimar 2
#3 Honeybun Roy Lewis 2
#4 Oram Daphne B 1
#5 Buzzard Leighton 1
#6 Charlwood Charles Douglas 1
#7 Oram John A 1
#8 Orr William 1
#9 Blake Oram Daphne 1
#10 Oram Daphne Blake 1

Latest patents

Publication Filing date Title
GB1267675A Variable resistance device
GB1267676A Variable resistance device
GB975133A Electric resistors
GB979674A Improvements in and relating to variable electric resistors
US3156890A Variable electric resistances
GB952949A Improvements in and relating to wiper mechanisms for helical potentiometers
GB975131A Improvements in or relating to variable electric resistances
GB975132A Improvements in means for the production of variable electric resistances
CA696698A Variable electric resistances
CA682315A Machines for winding spiral resistance elements