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HEYWOOD COMPRESSOR COMPANY LTD

Overview
  • Total Patents
    27
About

HEYWOOD COMPRESSOR COMPANY LTD has a total of 27 patent applications. Its first patent ever was published in 1941. It filed its patents most often in United Kingdom, United States and Canada. Its main competitors in its focus markets engines, pumps and turbines, mechanical elements and control are SHENYANG YUANDA COMPRESSOR CO LTD, TACMINA CORP and TECHNO TAKATSUKI CO LTD.

Patent filings in countries

World map showing HEYWOOD COMPRESSOR COMPANY LTDs patent filings in countries
# Country Total Patents
#1 United Kingdom 19
#2 United States 4
#3 Canada 3
#4 France 1

Patent filings per year

Chart showing HEYWOOD COMPRESSOR COMPANY LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Anthony Hunt Joseph 4
#2 Moreillon Albert Edmund 3
#3 Hunt Joseph Anthony 3
#4 Edmund Moreillon Albert 3
#5 Pignon Frederick Thomas 1
#6 Swain Leonard Walter 1

Latest patents

Publication Filing date Title
GB606378A Improvements relating to portable engine driven compressor sets
GB608244A Improvements relating to automatic control valves for pneumatic rams
GB603693A Improvements relating to the prevention of the freezing of moisture carried in suspension by compressed air or gas
GB602400A Improvements in fluid control valves
GB597103A Improvements in double beat or equilibrium valves
GB604304A Improvements in automatic devices for controlling the pressure in flying suits designed to prevent "black-out" in aircraft pilots
US2430401A Gas compressor
GB592872A Improvements relating to power assisted mechanisms applicable to steering mechanismsfor vehicles, particularly aircraft
US2401643A Priming arrangement for gasoline and like engines
US2411103A Priming of internal-combustion engines
GB586501A Improvements in change-over valves
GB573782A Improvements in the priming means of petrol and like oil engines
GB574927A Improved priming arrangements for petrol engines
GB579623A Improvements in or relating to air compressors
GB575440A Improvements in piston and cylinder arrangements for remote control mechanism
GB575431A Improvements in push-pull remote control mechanism
US2335762A Bellows operated mechanism
GB561464A Improvements relating to air compressors for aircraft
GB561465A Improvements relating to air compressors for aircraft
GB561466A Improvements relating to compressed air systems