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SUN ENGINEERING RICHMOND LTD

Overview
  • Total Patents
    12
About

SUN ENGINEERING RICHMOND LTD has a total of 12 patent applications. Its first patent ever was published in 1948. It filed its patents most often in United Kingdom, France and Canada. Its main competitors in its focus markets civil engineering, engines, pumps and turbines and mechanical elements are KOATSU KK, HATTORI TAKAMASA and YOUNG JIN FLEX CO LTD.

Patent filings in countries

World map showing SUN ENGINEERING RICHMOND LTDs patent filings in countries
# Country Total Patents
#1 United Kingdom 8
#2 France 2
#3 Canada 1
#4 Germany 1

Patent filings per year

Chart showing SUN ENGINEERING RICHMOND LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Watson Richard 4
#2 Tobiasen Einar 2
#3 Langford Cecil Charles 1
#4 Evans John Lawrence 1
#5 Fuller Eric Robert Alfred 1
#6 Williams Derrick John 1

Latest patents

Publication Filing date Title
GB1275011A Apparatus for controlling the mixing of liquids
GB1248153A Deflector for fitting to nozzles for directing fire extinguishing fluids
DE1109037B Fire extinguisher pump system for pumping water or a mixture of water and foam compound to several pressure lines
GB810801A Improvements in and relating to liquid pumping systems
GB760290A Improvements in or relating to pipe joints or pipe couplings
GB760864A Improvements in or relating to rotary pumps
GB732030A Improvements in non-return valves
GB702609A Improvements in or relating to control mechanism for fire fighting equipment
GB634019A Improvements in or relating to rotary pumps
CA568630A Liquid pumping systems