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WILLIAM HELMORE

Overview
  • Total Patents
    31
About

WILLIAM HELMORE has a total of 31 patent applications. Its first patent ever was published in 1929. It filed its patents most often in United Kingdom, United States and Germany. Its main competitors in its focus markets engines, pumps and turbines, basic materials chemistry and measurement are ETHYL PETROLEUM ADDITIVES INC, BP CHEMICALS ADDITIVES and IASHELLIA RES LTD.

Patent filings in countries

World map showing WILLIAM HELMOREs patent filings in countries
# Country Total Patents
#1 United Kingdom 24
#2 United States 5
#3 Germany 2

Patent filings per year

Chart showing WILLIAM HELMOREs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 William Helmore 5
#2 Arnold Grifflth Alan 1
#3 Helmore William 1
#4 Andrew Swan 1

Latest patents

Publication Filing date Title
GB979495A Improvements in or relating to mechanisms for simulating the movement of vehicles
GB918705A Improvements in or relating to mechanisms for simulating the movement of vehicles
GB851758A Improvements in or relating to means for collecting litter
GB743201A Improvements in or relating to heat exchangers
GB745936A Improvements in or relating to corrugated sheet material
GB745914A Improvements in or relating to heat exchangers
DE832029C Mineral oil lubricants
US2413350A Air intake pipe for motor watercraft
GB579159A Improvements in or relating to submersible watercraft driven by internal-combustion engines
GB576214A Improvements in or relating to the mounting of searchlights on aircraft
GB548390A Improvements in or relating to lubricating compositions
GB548062A Improvements in or relating to flame or explosion traps
US2333567A Electrolytic process of forming flame or explosion traps
US2229740A Air speed indicator
GB542592A Improvements relating to the control of the temperature of charges supplied to internal combustion engines
GB531610A Improvements in flame or explosion traps
GB530824A Improvements in flame or explosion traps
GB526269A Improvements in air speed indicators
GB512689A Improvements in plate heat exchangers for fluids
GB510244A Improved lubricating oils