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LAWRENCE HENRY GARDNER

Overview
  • Total Patents
    12
About

LAWRENCE HENRY GARDNER has a total of 12 patent applications. Its first patent ever was published in 1951. It filed its patents most often in United Kingdom. Its main competitors in its focus markets mechanical elements, engines, pumps and turbines and machines are MAC VALVES INC, SHAFER HOMER J and SHAFER HOMER JOHN.

Patent filings in countries

World map showing LAWRENCE HENRY GARDNERs patent filings in countries
# Country Total Patents
#1 United Kingdom 12

Patent filings per year

Chart showing LAWRENCE HENRY GARDNERs patent filings per year from 1900 to 2020

Latest patents

Publication Filing date Title
GB972309A Improvements in or relating to positive displacement pumps
GB917174A Improvements in or relating to fluid flow valve structures
GB889149A Improvements in or relating to fluid control valves
GB729673A Improvements in or relating to valve structures
GB689295A Improvements in or relating to valves
GB706142A Improvements in or relating to fluid control valves
GB694382A Improvements in or relating to solenoid-operated valves