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AMERICAN PULVERIZER

Overview
  • Total Patents
    47
About

AMERICAN PULVERIZER has a total of 47 patent applications. Its first patent ever was published in 1908. It filed its patents most often in United States, Canada and France. Its main competitors in its focus markets machines, machine tools and materials and metallurgy are NORDBERG INC, KACZMAREK AL and FRICKEY EDWARD H.

Patent filings in countries

World map showing AMERICAN PULVERIZERs patent filings in countries
# Country Total Patents
#1 United States 35
#2 Canada 4
#3 France 3
#4 United Kingdom 2
#5 South Africa 2
#6 Germany 1

Patent filings per year

Chart showing AMERICAN PULVERIZERs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Strom Sven B 8
#2 Miller Donald G 6
#3 Graveman Donald F 5
#4 Elzemeyer Edwin E 5
#5 Griesedieck Henry C 5
#6 Elzemeyer Ernst H 4
#7 Knittel Paul S 3
#8 Goetz Henry A 3
#9 Graveman D 2
#10 Griesedieck Iii Henry C 1

Latest patents

Publication Filing date Title
US7140568B2 Multi-sided shaft for a crusher
US4988045A Vertical scrap metal crusher
US4720051A Hammer-type shredder with air deflector
US4533088A Frozen coal cracker
ZA7807323B Reinforced hammer ring
US4205795A Material handling facility
US4149677A Reinforced ring hammer
US4002302A Reducing machine having a positively displaced grate
CA1067054A Liners for shredding machines
US4015783A Reversible grate bar and support for crushers
US4009836A Material reducing machine
US3934826A Coal crusher
US3918649A Liners for shredding machines
US3934499A Scrap shredding system
GB1372600A Grate for reduction mill
US3762858A High temperature scrap cleaning conveyor
US3722805A Grate for reduction mill
GB1300674A Ring hammers
US3589627A Reduction mill
US3580518A Ring hammers