ECONOMY FUSE AND MFG CO has a total of 33 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 electrical machinery and energy, machines and chemical engineering are ARROW HART & HEGEMAN ELECTRIC, HART & HEGEMAN MFG CO and JOHNSON TOMLINSON F.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 21 | |
#2 | Canada | 12 |
# | Industry | |
---|---|---|
#1 | Electrical machinery and energy | |
#2 | Machines | |
#3 | Chemical engineering | |
#4 | Machine tools | |
#5 | Macromolecular chemistry and polymers |
# | Name | Total Patents |
---|---|---|
#1 | Laing Gordon F | 18 |
#2 | Herbst Clarence A | 3 |
#3 | Franz Kurath | 3 |
#4 | Gunthorp Cecil H | 3 |
#5 | William Lindsay | 2 |
#6 | Rensner Gustav | 2 |
#7 | Lindsay Willion | 1 |
#8 | Huxley Henry M | 1 |
#9 | Gustav Rensner | 1 |
#10 | Davis David L | 1 |
Publication | Filing date | Title |
---|---|---|
US2787684A | Heater element fuse | |
US2688677A | Lag fuse | |
US2694124A | Lag fuse | |
US2657294A | Lag fuse | |
US2688676A | Lag fuse construction and method and apparatus for making same | |
US2644872A | Renewable fuse | |
US2613297A | Lag fuse | |
US2543245A | Fuse construction | |
US2577531A | Fuse construction | |
US2595688A | Fuse | |
US2054815A | Cold molding composition | |
US2049585A | Electrical device | |
US2057718A | Electrical device | |
US1968642A | Fuse | |
US1891981A | Heat treating oven | |
US1908979A | Fuse powder | |
US1888990A | Automatically controlled hydraulic press intensifier | |
US1881232A | Mold | |
US1929746A | Grinding machine | |
US1733230A | Electric switch |