COLUMBUS MCKINNON CHAIN COMPAN has a total of 14 patent applications. Its first patent ever was published in 1919. It filed its patents most often in United States, Canada and France. Its main competitors in its focus markets packaging and shipping, machine tools and machines are VITAL CHAIN BLOCK MFG, KITO KAWASAKI KK and LEWMAR MARINE LTD.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 10 | |
#2 | Canada | 2 | |
#3 | France | 1 | |
#4 | United Kingdom | 1 |
# | Industry | |
---|---|---|
#1 | Packaging and shipping | |
#2 | Machine tools | |
#3 | Machines | |
#4 | Transport | |
#5 | Audio-visual technology |
# | Technology | |
---|---|---|
#1 | Winches | |
#2 | Making metal chains | |
#3 | Vehicle tyre repairing | |
#4 | Unspecified technologies | |
#5 | Unspecified technologies | |
#6 | Motor vehicles | |
#7 | Advertising |
# | Name | Total Patents |
---|---|---|
#1 | Stahl Frank E | 8 |
#2 | Mckinnon Archibald L | 1 |
#3 | Shay Warren J | 1 |
#4 | Charles Christie Edwin | 1 |
#5 | Lachlan Mckinnon Archibald | 1 |
#6 | Lemesurier Frank C | 1 |
Publication | Filing date | Title |
---|---|---|
US2053976A | Detent means for cable drums | |
US1946920A | Means for controlling the slack of cables | |
US2019512A | Means for preventing reverse winding of a cable on a drum | |
US1984604A | Hoist drum | |
US2019511A | Hoisting device | |
US1788070A | Side-chain fastener | |
US1692752A | Tire-chain fastener | |
US1664530A | Display stand | |
GB166104A | Improvements relating to the electrical welding of chain links or the like | |
US1370926A | Electric-welding method, machine, and welded chain | |
US1348541A | Chain-making machine | |
CA240632A | Chain fastener | |
CA289991A | Tire chain fastener |