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SIMPSON LTD LAWRENCE

Overview
  • Total Patents
    16
About

SIMPSON LTD LAWRENCE has a total of 16 patent applications. Its first patent ever was published in 1950. It filed its patents most often in United Kingdom, France and United States. Its main competitors in its focus markets transport, mechanical elements and civil engineering are HEAP WALTER, CHO YOON KYU and YOSHIDA TOKUICHIROU.

Patent filings in countries

World map showing SIMPSON LTD LAWRENCEs patent filings in countries
# Country Total Patents
#1 United Kingdom 8
#2 France 2
#3 United States 2
#4 Germany 1
#5 Italy 1
#6 Netherlands 1
#7 Sweden 1

Patent filings per year

Chart showing SIMPSON LTD LAWRENCEs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Lyall G M 5
#2 Mcallister Stanley 1
#3 Lyall Gordon Munro 1
#4 Lyall G 1
#5 Lyall Gordon M 1
#6 Wright Kenneth Llewelyn 1

Latest patents

Publication Filing date Title
GB8316097D0 Marine anchor
US3792622A Rope and chain hauling devices
GB1329027A Rope and chain hauling device
GB1318202A Chain sprocket including a chain length indicator
GB1082376A Improvements in or relating to water closets
GB731173A Improvements in or relating to valves
GB714774A Improvements in or relating to turnbuckles
GB700031A Improvements in or relating to backstay levers for sailing vessels
GB694976A Improvements in anchors