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WILLIAMSON JAMES

Overview
  • Total Patents
    13
About

WILLIAMSON JAMES has a total of 13 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 engines, pumps and turbines, machines and audio-visual technology are FIATAVIO SPA, HELL RUDOLF DR ING KG and ORENDA ENGINES LTD.

Patent filings in countries

World map showing WILLIAMSON JAMESs patent filings in countries
# Country Total Patents
#1 United Kingdom 5
#2 United States 5
#3 Canada 3

Patent filings per year

Chart showing WILLIAMSON JAMESs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Williamson James 13
#2 Williamson Colin Martin 1
#3 Watson Arthur Robinson 1
#4 O'Brien Hugh 1

Latest patents

Publication Filing date Title
US2012133848A1 AMOLED television frame
US1269144A Method of blading turbines.
US1172335A Machine for blading turbine-rotors.
US1172334A Machine for blading turbines.
GB190903226A A Liquid Meter.
GB190821787A Improvements in Apparatus for Imparting a Positive Intermittent Travelling Motion to Cinematograph Films.
GB190523171A An Indoor Bowling Green applicable also for other Games.
US815995A Hose-coupling.
GB190403063A A Shifting Pipe Wrench
GB189406372A Improvements in Automatic Lubricating Devices for the Piston Rods, Crossheads, and Crankpins of Steam Engines.
CA265157A Lighting fixture
CA285488A Lighting fixture
CA251192A Lighting fixture