Learn more

GRIFFITH WILLIAM

Overview
  • Total Patents
    18
About

GRIFFITH WILLIAM has a total of 18 patent applications. Its first patent ever was published in 1894. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets foods and drinks, materials and metallurgy and civil engineering are GEGA CORP, CLAD METALS IND INC and JESSOP STEEL COMPANY.

Patent filings in countries

World map showing GRIFFITH WILLIAMs patent filings in countries
# Country Total Patents
#1 United States 9
#2 Canada 6
#3 United Kingdom 3

Patent filings per year

Chart showing GRIFFITH WILLIAMs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Griffith William 18
#2 Anderson John M 2
#3 Easterbrook John Harry 1

Latest patents

Publication Filing date Title
CA138015A Mining method
CA138014A Mining method
US1004419A Method of mining.
US1004418A Method of mining.
US938377A Process of uniting metals.
US959518A Art of producing hollow articles of metal.
US936713A Method of plating metals.
GB190312339A Improvements in or connected with Milling Machines.
US704793A Plating metal.
GB190112147A Improvements in Uniting or Welding Metals.
CA73831A Method of welding metals
US685758A Uniting or welding metals.
US639970A Heating and annealing furnace.
US639969A Heating and annealing furnace.
GB189414960A An Improved Method of and Means for Hingeing Doors and Gates, being a Modification of the Ordinary Butt and Hinge both in its Make and its Method of Attachment.
CA26607A Copying device
CA2532A A lock
CA4855A Improvements in locks