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WASHINGTON MILLS ELECTRO MINER

Overview
  • Total Patents
    16
About

WASHINGTON MILLS ELECTRO MINER has a total of 16 patent applications. Its first patent ever was published in 1985. It filed its patents most often in Canada, EPO (European Patent Office) and Republic of Korea. Its main competitors in its focus markets materials and metallurgy, chemical engineering and basic materials chemistry are JAPAN INSULATION CO LTD, KATO ETSURO and UMEYA KAORU.

Patent filings in countries

World map showing WASHINGTON MILLS ELECTRO MINERs patent filings in countries
# Country Total Patents
#1 Canada 5
#2 EPO (European Patent Office) 2
#3 Republic of Korea 2
#4 Norway 2
#5 United States 2
#6 Brazil 1
#7 United Kingdom 1
#8 Japan 1

Patent filings per year

Chart showing WASHINGTON MILLS ELECTRO MINERs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Seider Robert J 12
#2 Anderson Robert O 5
#3 Guichelaar Philip J 4
#4 Gatha Prashant 3
#5 Wellborn William W 3
#6 Geise Matthew R 3
#7 Veres Darrell F 3
#8 Rewbury Derek 1
#9 Guichlaar Philip J 1
#10 Carlyle Robert A 1

Latest patents

Publication Filing date Title
CA2256856A1 Sol gel abrasive containing reduced titania
EP0656330A1 Low iron spinel by aluminothermic fusion
CA2118776A1 Method for the manufacture of alumina from bauxite
US5161696A Method and apparatus for separating shapes of abrasive grains
CA2017577A1 Handling and disposal of toxic chromium dust
US5143522A Abrasive products containing fused alumina zirconia and reduced titania
CA1265473A Automatic method for separating and cleaning silicon carbide furnace materials