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GREENFIELD EDWIN TRUMAN

Overview
  • Total Patents
    37
About

GREENFIELD EDWIN TRUMAN has a total of 37 patent applications. Its first patent ever was published in 1894. It filed its patents most often in United Kingdom, Canada and Austria. Its main competitors in its focus markets surface technology and coating, packaging and shipping and consumer goods are TAKEMOTO YOKI KK, MITSUBISHI SHOJI PLAST KK and NORTHWESTERN BARB WIRE COMPANY.

Patent filings in countries

World map showing GREENFIELD EDWIN TRUMANs patent filings in countries
# Country Total Patents
#1 United Kingdom 21
#2 Canada 7
#3 Austria 6
#4 Denmark 2
#5 France 1

Patent filings per year

Chart showing GREENFIELD EDWIN TRUMANs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Greenfield Edwin Truman 36
#2 Truman Greenfield Edwin 1

Latest patents

Publication Filing date Title
CA131795A Mechanism for treating metal and other tubes
GB191007429A Improvement in Mechanism for Coating Metal Tubes.
GB191101924A Improvements relating to Apparatus for Coating Metal Tubes.
GB190929109A Improvements in or relating to Bottles and similar Receptacles.
GB190929122A Improvements in or relating to Bottles.
GB190525965A Improvements in Machines for Making Metal Tubes.
GB190524009A Improvements in Armored Hose Couplings.
GB190524004A Improvements in Armored Hose Couplings.
GB190523998A Improvements in Machines for Constructing Flexible Metal Tubes and Armouring Flexible Hose or other Tubes.
GB190422807A Improvements relating to the Manufacture of Screw-threaded Pipes, Tubes or Rods.
CA88796A Coupler for armored hose
CA89016A Armoured hose
CA83297A Art of making armoured electric cables
GB190316566A Improvements in Armoured Hose Pipes and Couplings therefor.
CA83296A Machine for making armoured cables
GB190307593A Improvements in Machines for Screw-threading Pipes, Tubes or the like.
GB190222261A Improvements relating to the Method of and Apparatus for Armouring Electric Cables and the like, also applicable to the Manufacture of Flexible Tubes.
GB190212471A Improvements relating to the Manufacture of Rods Tubes and the like having Screw Threads thereon
GB189908045A Improvements in and relating to the Manufacture of Armored Electric Cables.
GB189908044A Improvements in Metallic Conduits for Electric Wires.