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POWER AND MINING MACHINERY COMPANY

Overview
  • Total Patents
    28
About

POWER AND MINING MACHINERY COMPANY has a total of 28 patent applications. Its first patent ever was published in 1903. It filed its patents most often in United States, Australia and Canada. Its main competitors in its focus markets basic materials chemistry, machines and mechanical elements are GUIZHOU TIANFU CHEMICAL CO LTD, MITTELDEUTSCHE FEUERUNGS UND U and KERPELY ANTON VON.

Patent filings in countries

World map showing POWER AND MINING MACHINERY COMPANYs patent filings in countries
# Country Total Patents
#1 United States 26
#2 Australia 1
#3 Canada 1

Patent filings per year

Chart showing POWER AND MINING MACHINERY COMPANYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Pettibone Hawley 11
#2 Bernhard Richard 9
#3 Loomis Burdett 5
#4 Niedermeyer Arthur 4
#5 Wintzer Rudolf 3
#6 Straub Constantine Lee 2
#7 Holthoff Henry C 2
#8 Sholl Jacob M 1
#9 Henry Goshi Es Holthoff Mechanical Engineer Milwaukee Glud Milwaukee Wisconsin U Sa 1

Latest patents

Publication Filing date Title
US1145967A Lubricating device for gyratory crushers.
CA126703A Crusher
US960232A Crusher.
US960231A Crusher.
US1054135A Crusher.
US938546A Crusher-head.
US938953A Crusher-head.
US956878A Crushing-rolls.
US1065998A Crushing-rolls.
US912698A Apparatus for manufacturing and mixing gases.
US912699A Process of making and delivering mixed gases to gas-engines.
US1007385A Apparatus for manufacturing gas.
US898601A Process of manufacturing gas.
US900582A Apparatus for manufacturing gas.
US1063382A Process of manufacturing gas.
US891859A Charging device for gas-producers.
US976766A Engine-valve.
US1037840A Reciprocating engine.
US1064107A Gas plant.
US1021438A Engine-valve.