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HICK HARGREAVES & COMPANY LTD

Overview
  • Total Patents
    20
About

HICK HARGREAVES & COMPANY LTD has a total of 20 patent applications. Its first patent ever was published in 1915. It filed its patents most often in United Kingdom, United States and Belgium. Its main competitors in its focus markets engines, pumps and turbines, thermal processes and chemical engineering are DELAS CONDENSEURS, AKROS TRADING CO LTD and SAARI RISTO.

Patent filings in countries

World map showing HICK HARGREAVES & COMPANY LTDs patent filings in countries
# Country Total Patents
#1 United Kingdom 16
#2 United States 2
#3 Belgium 1
#4 France 1

Patent filings per year

Chart showing HICK HARGREAVES & COMPANY LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Arrowsmith Richard Michael 2
#2 Donnison Frederick Lionel 1
#3 Pennington Reginald 1
#4 Townsend Edwin 1
#5 Ernest Johnson James 1
#6 George Arrowsmith 1

Latest patents

Publication Filing date Title
GB1271378A Rotary sliding vane compressors
GB980344A Improvements in and relating to feedwater storage deaerator installations
GB969267A Improvements in or relating to ejector pumps
GB985951A Liquid ring pumps
GB999901A Improvements in or relating to feed water heating systems for the steam boilers of electrical generating equipment
GB925950A Improvements in and relating to vacuum producing equipment
GB965415A Improvements in or relating to apparatus for effecting the supply of feed water to steam generators and the like
GB875610A Improvements in and relating to ejectors
GB850883A Improvements in and relating to steam condenser installations
GB835419A Improvements in and relating to steam condenser installations for steam turbine power plant
GB802149A Improvements in and relating to deaerators and deaerating plant
US2722920A Boiler feed water marine and like installations
GB317924A Improvements in and relating to air ejectors and the like
GB208604A Improvements in and relating to steam condensers and boiler feed water systems
US1507834A Steam condenser, feed-water heater, and the like
GB194098A Improvements in and relating to steam condensers, feed water heaters and the like
GB191516919A Improvements in connection with Pumps.
GB191516918A Improvements in Condensing Apparatus and the Fittings for use therewith.