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PATTERSON FOUNDRY & MACHINE CO

Overview
  • Total Patents
    21
About

PATTERSON FOUNDRY & MACHINE CO has a total of 21 patent applications. Its first patent ever was published in 1937. It filed its patents most often in United States and Spain. Its main competitors in its focus markets chemical engineering, machines and environmental technology are SHIN NICHINAN KK, SARAKUZ VALENTIN N and FEDOTKIN IGOR M.

Patent filings in countries

World map showing PATTERSON FOUNDRY & MACHINE COs patent filings in countries
# Country Total Patents
#1 United States 19
#2 Spain 2

Patent filings per year

Chart showing PATTERSON FOUNDRY & MACHINE COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Underwood Elvin M 5
#2 Cawood Richard L 4
#3 Sterling Valentine Kenneth 2
#4 Valentine Kenneth S 2
#5 Richardson Bryant W 1
#6 Wilhelm Dean M 1
#7 Kempler Arthur E 1
#8 Lawrence Cawood Richard 1
#9 Mack Robert B 1
#10 Jebens Raymond H 1

Latest patents

Publication Filing date Title
ES259253A3 Bicºnico mixer apparatus (Machine-translation by Google Translate, not legally binding)
ES259252A3 Mixing apparatus to helical tape (Machine-translation by Google Translate, not legally binding)
US2946524A Lump breaker for vacuum dryer
US2769623A Turbine mixer
US2806602A Plug valve and plug valve combination
US2795349A Cover plate closure
US2615698A Apparatus for dispersing gases in liquids
US2611590A Method and apparatus for stage kneading
US2628080A Jacketed conical blender
US2615697A Dispersion apparatus
US2559418A Kneading apparatus
US2461720A Mixing apparatus
US2291530A Machine and method for manufacturing porcelain balls
US2244814A Revolving cone mixer
US2254127A Revolving cone mixer
US2244815A Revolving cone mixer
US2201947A Varipitch spiral blade impeller or turbine
US2201212A Dissolver
US2190896A Revolving cone mixer
US2190897A Revolving mixer