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DUPLEX PRINTING PRESS CO

Overview
  • Total Patents
    297
About

DUPLEX PRINTING PRESS CO has a total of 297 patent applications. Its first patent ever was published in 1895. It filed its patents most often in United States, France and Switzerland. Its main competitors in its focus markets textiles and paper, packaging and shipping and machines are WINKLER CARL, WINKLER FALLERT & CO and JOSEF GRUENBERG.

Patent filings in countries

World map showing DUPLEX PRINTING PRESS COs patent filings in countries
# Country Total Patents
#1 United States 174
#2 France 38
#3 Switzerland 26
#4 Austria 22
#5 United Kingdom 22
#6 Germany 14
#7 Canada 1

Patent filings per year

Chart showing DUPLEX PRINTING PRESS COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Bechman Henry F 116
#2 Press Company The Duplex Print 19
#3 Dean Edmund W 17
#4 Blackley James L 10
#5 Behrens Herbert C 7
#6 Press Company Duplex Printing 5
#7 Ross William P V 4
#8 Dowell Arthur E 3
#9 Carpenter Jr Albert J 3
#10 Farley Marcus M 2

Latest patents

Publication Filing date Title
US2425914A Double adjustment for plate cylinders
GB572293A Ink fountain drive for use in printing presses
GB572882A Improvements relating to fountain ink drives for printing presses
GB570823A Ink fountain drive for use in printing presses
GB571076A Tucker blade motion for rotary folding mechanisms
GB571934A Improvements in or relating to stereotype plate clamping means of rotary printing presses
US2351013A Printing press
US2351012A Ink fountain drive
US2350580A Automatic directional ink fountain drive
US2348605A Tucker blade motion for rotary folding mechanisms
US2350585A Plate cylinder clamping means for cylinder printing presses
GB547662A Printing press
US2402811A Incendiary projectile
US2276012A Plate forming machine
US2275218A Plate forming machine
US2278751A Pouring sheet
US2275202A Pump for molten metal
US2236146A Plate clamp
US2290168A Printing press
US2253120A Printing press