Learn more

TRIBUNE COMPANY

Overview
  • Total Patents
    34
About

TRIBUNE COMPANY has a total of 34 patent applications. Its first patent ever was published in 1920. It filed its patents most often in United States and Canada. Its main competitors in its focus markets textiles and paper, packaging and shipping and optics are BLACK JAMES, MILLER SAW TRIMMER COMPANY and RDP MARATHON INC.

Patent filings in countries

World map showing TRIBUNE COMPANYs patent filings in countries
# Country Total Patents
#1 United States 33
#2 Canada 1

Patent filings per year

Chart showing TRIBUNE COMPANYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wolf Otto R 12
#2 Remer Robert K 5
#3 Der Horst Frederick Von 3
#4 Richard Wolf Otto 2
#5 Schuba Leo C 2
#6 Sindelar Robert M 1
#7 Yetter John C 1
#8 Jones Max H 1
#9 Park John W 1
#10 Schultz Theodore C 1

Latest patents

Publication Filing date Title
US3361426A Newspaper jogger mechanism
US3074086A Apparatus for removing dust from paper webs
US3043784A Electrically conductive printing ink
US3060853A Printing
US3015632A Electrically conductive printing ink and method of producing same
US2989882A Method and apparatus for slitting paper webs
US2821914A Web severing device for printing presses
US2801734A Automatic rule dropping device for linecasting machines equipped with remote control operating mechanism
US2768578A Lock-up mechanism for dry offset printing plates
US2768579A Lock-up device for flexible printing plates
US2600505A Layout board for photographic reproduction
US2462032A Multicolor printing press
US2395950A Slitter mechanism for printing presses
US2361140A Method of producing newspaper assemblies
US2227616A Means for confining ink mist in printing presses
US2078520A Adjustment mechanism for inking apparatus
US1983115A Ink fountain for printing presses
US2047605A Auxiliary inking attachment for printing presses
US1857091A Paper roll hoisting plug
US1891614A Printing press