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CAMPBELL CHAIN CO

Overview
  • Total Patents
    40
About

CAMPBELL CHAIN CO has a total of 40 patent applications. Its first patent ever was published in 1959. It filed its patents most often in United States, Canada and France. Its main competitors in its focus markets mechanical elements, machine tools and transport are TULLIS DAVID KIEL, KETTEN WULF BETR GMBH and PAUL WEVER KOMMANDIT GES.

Patent filings in countries

World map showing CAMPBELL CHAIN COs patent filings in countries

Patent filings per year

Chart showing CAMPBELL CHAIN COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Fink Richard H 7
#2 Roberts Alfred M 6
#3 Feiser Jr Charles F 2
#4 Feiser Charles F Jr 2
#5 Campbell Jr George J 2
#6 Campbell George J Jr 1
#7 Jun Charles Franklin Feiser 1
#8 Arufuretsudo Emu Robaatsu 1
#9 Richiyaado Eichi Fuinku 1
#10 Feiser Charles Franklin Jr 1

Latest patents

Publication Filing date Title
GB1581073A Locking assembly
US4107917A Coupling link locking assembly
US3974544A Load binder security system
US3973389A Sound deadened chain
CH580239A5 Pin for chain shackle connector - is secured by sleeve arranged on pin between ends of shackle
CA995877A Coupling link
GB1437870A Coupling link
DE2421085A1 Pin for chain shackle connector - is secured by sleeve arranged on pin between ends of shackle
AU6829974A Coupling link
US3895419A Cross chain hook
US3899873A Coupling link for chain and the like
US3766791A Pocket wheel for weldless chain
US3828550A Coupling link
US3342029A Process and apparatus for forming twisted link chain
US3281134A Chain for rotary kilns
US3144068A Lugged cross-chain for vehicle tires
DE1221463B Load-bearing link
GB897116A Sling member
US2966878A Overload indicator for sling chain and the like
CA724972A Lugged cross-chain for vehicle tires