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.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 11 | |
#2 | Canada | 6 | |
#3 | France | 5 | |
#4 | United Kingdom | 5 | |
#5 | Germany | 3 | |
#6 | Australia | 2 | |
#7 | Belgium | 2 | |
#8 | Switzerland | 2 | |
#9 | Italy | 2 | |
#10 | Austria | 1 | |
#11 | Japan | 1 |
# | Industry | |
---|---|---|
#1 | Mechanical elements | |
#2 | Machine tools | |
#3 | Transport | |
#4 | Packaging and shipping | |
#5 | Machines | |
#6 | Thermal processes | |
#7 | Measurement |
# | Technology | |
---|---|---|
#1 | Belts or cables for driving | |
#2 | Shafts | |
#3 | Making metal chains | |
#4 | Vehicle tyre repairing | |
#5 | Cranes | |
#6 | Unspecified technologies | |
#7 | Furnaces | |
#8 | Elevators and escalators | |
#9 | Load transportation vehicles | |
#10 | Measuring force, work and fluid pressure |
# | 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 |
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 |