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OGDEN JOHN EDWARD LEWIS

Overview
  • Total Patents
    39
About

OGDEN JOHN EDWARD LEWIS has a total of 39 patent applications. Its first patent ever was published in 1894. It filed its patents most often in United Kingdom, United States and Canada. Its main competitors in its focus markets mechanical elements, engines, pumps and turbines and machines are PARISIENNE CHAUFFAGE URBAIN, ASCA EQUIP LTD and REEF BAKER CORP.

Patent filings in countries

World map showing OGDEN JOHN EDWARD LEWISs patent filings in countries
# Country Total Patents
#1 United Kingdom 27
#2 United States 8
#3 Canada 4

Patent filings per year

Chart showing OGDEN JOHN EDWARD LEWISs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ogden John Edward Lewis 39
#2 Watson John Stanley 1
#3 Watson Henry Burnett 1

Latest patents

Publication Filing date Title
GB135900A Improvements in or relating to Apparatus for Raising Liquids by Direct Fluid Pressure.
GB118901A Improvements in Liquid Pumps or Elevators.
GB191411901A Improvements in Liquid Pumping or Ejecting Apparatus.
US1134405A Pressure-pump and vacuum-trap.
GB191321731A Improvements in Steam and Air Dryers, Oil Separators and the like.
GB191301322A Improvements in Steam and Vacuum Traps.
GB191225363A Improvements in Steam and Vacuum Traps.
GB191215748A Improvements in Steam, Air and like Traps.
US1047437A Steam and vacuum trap.
GB191105035A Improvements in Steam Traps.
GB191013811A Improvements in Steam Traps.
GB190900529A Improvements in Steam Traps.
GB190615213A Improvements relating to Steam Traps.
GB190808383A Improvements relating to Stop and like Valves for Controlling the Flow of Steam, Water and other Fluids.
US848390A Steam-trap.
US850045A Apparatus for controlling feed-water.
GB190523829A Improvements in Steam Traps.
GB190505142A Improvements in Apparatus for Controlling the Supply of Feed Water to Boilers.
US848389A Valve and valve-seat for steam-traps.
GB190412875A Improvements in Steam Traps.