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DAHLGREN H

Overview
  • Total Patents
    12
About

DAHLGREN H has a total of 12 patent applications. Its first patent ever was published in 1963. It filed its patents most often in United States, WIPO (World Intellectual Property Organization) and Brazil. Its main competitors in its focus markets textiles and paper are GIDUE S P A, DRUCKMASCHINENWERK VICTORIA VV and JENTZSCH ARNDT.

Patent filings in countries

World map showing DAHLGREN Hs patent filings in countries
# Country Total Patents
#1 United States 4
#2 WIPO (World Intellectual Property Organization) 3
#3 Brazil 2
#4 Canada 1
#5 Denmark 1
#6 Sweden 1

Patent filings per year

Chart showing DAHLGREN Hs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Textiles and paper

Focus technologies

# Technology
#1 Printing machines
#2 Special printing
#3 Printing processes

Top inventors

# Name Total Patents
#1 Dahlgren H 12

Latest patents

Publication Filing date Title
US3847079A Method of printing sheets
US3814014A Inker
US3853315A Sheet feeder for printing presses
US3785287A Sheet interrupter
CA938832A Printing press