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HUDSON BAY MINING & SMELTING

Overview
  • Total Patents
    83
About

HUDSON BAY MINING & SMELTING has a total of 83 patent applications. Its first patent ever was published in 1941. It filed its patents most often in Canada, United States and United Kingdom. Its main competitors in its focus markets surface technology and coating, materials and metallurgy and chemical engineering are TAINTON URLYN CLIFTON, HORIZONS TITANIUM CORP and TIMAX ASSOCIATES.

Patent filings in countries

World map showing HUDSON BAY MINING & SMELTINGs patent filings in countries
# Country Total Patents
#1 Canada 31
#2 United States 22
#3 United Kingdom 13
#4 Germany 8
#5 France 6
#6 Australia 1
#7 Belgium 1
#8 Netherlands 1

Patent filings per year

Chart showing HUDSON BAY MINING & SMELTINGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Griffith Dinsmore Laurence 15
#2 Laurence Griffith Dinsmore 9
#3 Rankin Mavis Jean 7
#4 Hendrickson Luther Glenn 6
#5 Jean Rankin Mavis 5
#6 Morrison Benjamin 5
#7 Lowe Sherwin Pope 4
#8 Isherwood Eldon Irwin 4
#9 Glenn Hendrickson Luther 3
#10 Hendrickson Luther G 3

Latest patents

Publication Filing date Title
AU6278973A Electromagnetic prospecting method and apparatus
US3872375A Airborne electromagnetic prospecting method and apparatus
NL163882B A PROCESS FOR IMPROVING THE ELECTROPHOTOGRAPHIC PROPERTIES OF PHOTOGRAPHIC ZINC OXIDE POWDER, AND A METHOD FOR MANUFACTURING SENSITIZED MATERIAL CONTAINING SUCH Zinc Oxide Powder.
CA941446A Electromagnetic prospecting method and apparatus
CA874814A Extensible belt conveyor
US2784370A Geophysical prospecting
GB673621A Selective flotation of zinc sulphide
US2602775A Electrodeposition of zinc
US2636817A Method of decreasing dross formation in the melting of zinc
US2595076A Selective flotation of zinc
US2602776A Electrolytic method of winning zinc
US2544301A Agitation of pulps and the like
GB639685A Process for removing cobalt from zinc electrolytes
GB633468A Improvements in or relating to the electrodeposition of zinc, and anodes for use therein
US2503479A Removal of impurities from zinc electrolyte solutions
GB624317A Activated zinc dust for gold and silver precipitation
US2477443A Activated zinc dust for gold and silver precipitation
US2471952A Process for removing cobalt from electrolytes
GB620173A Improvements relating to control valves
GB618682A Electrolytic recovery of zinc