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WHITEHEAD & KALES CO

Overview
  • Total Patents
    193
About

WHITEHEAD & KALES CO has a total of 193 patent applications. Its first patent ever was published in 1923. It filed its patents most often in United States and Canada. Its main competitors in its focus markets transport, machines and machine tools are KAESSBOHRER TRANSP TECHNIK GMBH, UNION TRANSP FERROVIAIRES & RO and CONRAD MOELLER.

Patent filings in countries

World map showing WHITEHEAD & KALES COs patent filings in countries
# Country Total Patents
#1 United States 121
#2 Canada 72

Patent filings per year

Chart showing WHITEHEAD & KALES COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Stough Gerald D 55
#2 Judd Irving H 44
#3 Blunden Donald J 33
#4 Peisner Israel D 15
#5 Huebshman Paul J 8
#6 Greenwald Harold A 5
#7 Deshetler Louis K 5
#8 Baker William R 4
#9 Gotcher Eugene D 4
#10 Warrick Charles F 3

Latest patents

Publication Filing date Title
US4452027A Panel clip
US4265183A Upper closure for an end door of a rail car
CA1021636A End door for rail cars
US4077330A Sliding panel for an end door of a rail car
US4049229A Hook
US4020630A Chain adjustment link
US3995563A End door for rail cars
CA983779A Tie-down and locking system
US3911831A End door for enclosed rail cars
US3872797A Trailer hitch tie-down assembly
CA961699A Loading and securement system for rail cars
US3854424A Tie-down and locking system
US3844228A Tie-down system for rail cars
CA957204A Protective side panel installation for rail cars
US3866542A Securement system for rail cars
US3685856A Vehicle tie-down for haul-away trailers
US3709154A Protective side panel installation for rail cars
US3673969A Vehicle tie-down device
US3605636A Tie-down system for vehicles
US3564577A Vehicle tie-down structure