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KNOWLES ALBERT EDGAR

Overview
  • Total Patents
    52
About

KNOWLES ALBERT EDGAR has a total of 52 patent applications. Its first patent ever was published in 1907. It filed its patents most often in Canada, Switzerland and United Kingdom. Its main competitors in its focus markets surface technology and coating, chemical engineering and environmental technology are ENAPTER S R L, KREBS & CO LTD and H D TECH INC.

Patent filings in countries

World map showing KNOWLES ALBERT EDGARs patent filings in countries
# Country Total Patents
#1 Canada 11
#2 Switzerland 11
#3 United Kingdom 8
#4 Austria 7
#5 Spain 7
#6 Denmark 5
#7 United States 3

Patent filings per year

Chart showing KNOWLES ALBERT EDGARs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Knowles Albert Edgar 34
#2 Albert Edgar Knowles 11

Latest patents

Publication Filing date Title
ES137698A1 Improvements related to water electrolysis.
US1073246A Apparatus for the purification of electrolytic gases.
US1067822A Apparatus for the purification of electrolytic gases.
CA137201A Electrolytic gas purification
GB191122759A Improvements in or relating to Electrolytic Apparatus.
GB191215103A Improvements in or relating to Electrolytic Apparatus.
GB191104487A Improvements relating to Processes for Welding or Cutting Metals by Means of the Blowpipe Flame.
GB191027545A Improvements in and relating to Gas Analysing Apparatus.
GB191121600A Improvements in Apparatus for the Purification of Electrolytic Gases.
GB191121601A An Improved Trap for Preventing the Passage of Explosions or Back Firing of Gases.
GB191027264A Improvements in Apparatus for the Purification of Electrolytic Gases.
US963586A Process for the manufacture of carbonic-acid gas.
GB190701744A A Process and Apparatus for the Manufacture of Carbonic Acid Gas.
CA252721A Means for controlling the liquid level in electrolytic cells
CA272603A Electrolytic apparatus
CA288005A Electrolytic cell
CA358903A Electrode
CA323193A Electrolytic apparatus
CA314954A Electrolytic apparatus
CA363962A Water electrolysis