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DOYLE DAVID

Overview
  • Total Patents
    16
About

DOYLE DAVID has a total of 16 patent applications. Its first patent ever was published in 1914. It filed its patents most often in United States, United Kingdom and Canada. Its main competitors in its focus markets civil engineering, machines and foods and drinks are SCHLAGE LOCK CO, FERCO INTERNAT USINE DE FERRUR and COWLES AND COMPANY C.

Patent filings per year

Chart showing DOYLE DAVIDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Doyle David 16
#2 Dunne Neil 9
#3 Cumming Mark 4
#4 Shtulman Murray M 2
#5 Leleu Martine 1
#6 Clark Anthony J 1
#7 Calabria David 1

Latest patents

Publication Filing date Title
US2005210938A1 Developments for magnetic latches
WO9303249A1 A hinge
US5362116A Self latching magnetic latching device
US3938358A Pick-proof lock
CA977988A Cylinder lock
GB191516746A Improvements in and relating to the Liquid Fuel Supply Arrangements of Internal Combustion Engines.
GB191402860A Improvements in Automatic Air Admission Valves for Internal Combustion Engines.