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NYSTROM KARL F

Overview
  • Total Patents
    85
About

NYSTROM KARL F has a total of 85 patent applications. Its first patent ever was published in 1918. It filed its patents most often in United States and Canada. Its main competitors in its focus markets transport, machines and environmental technology are JOHNSTOWN AMERICA CORP, PRESSED STEEL CAR CO and KADEL BYERS W.

Patent filings in countries

World map showing NYSTROM KARL Fs patent filings in countries
# Country Total Patents
#1 United States 64
#2 Canada 21

Patent filings per year

Chart showing NYSTROM KARL Fs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Nystrom Karl F 85
#2 Green Vernon L 16
#3 Deppe Joseph A 2
#4 Coleman James Mccutcheon 1
#5 Westover David S 1
#6 Lentz Leonard L 1
#7 Roy Lentz Leonard Le 1
#8 Drinka Joseph J 1
#9 Coleman James M 1
#10 Ennis Walter L 1

Latest patents

Publication Filing date Title
US2776855A Lock for car doors
US2643617A Passageway enclosure for railway passenger cars
US2632406A Railroad car truck equalizer control means
US2509694A Railway car truck
US2596913A Railway car side door
US2514588A Railway car brake and slack take-up system
US2609762A Freight car end construction
US2424625A Railway car truck spring mounting
US2431072A Railway car truck structure
US2469513A Railway car truck
US2424327A Pedestal safety tie means
US2392292A Railroad car truck bolster
US2413575A Freight car door stop
US2363197A Railroad car draft gear and buffer stem mounting
US2357020A Car truck side frame
US2354045A Passageway enclosure for passenger cars
US2347362A Railroad passenger car truck
US2351698A Reclining seat for passenger vehicles
US2367603A House car
US2313167A Floor protection for railway cars