EMIL HAEFELY has a total of 18 patent applications. Its first patent ever was published in 1909. It filed its patents most often in United States, France and Germany. Its main competitors in its focus markets electrical machinery and energy, textiles and paper and machines are SCHOELLER & HOESCH, JIANGSU SINOCERA HOYI TECH CO LTD and CHAMPLAIN CABLE CORP.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 10 | |
#2 | France | 7 | |
#3 | Germany | 1 |
# | Industry | |
---|---|---|
#1 | Electrical machinery and energy | |
#2 | Textiles and paper | |
#3 | Machines | |
#4 | Machine tools |
# | Technology | |
---|---|---|
#1 | Cables and insulators | |
#2 | Capacitors and switching devices | |
#3 | Making wound articles | |
#4 | Dynamo-electric machines | |
#5 | Unspecified technologies | |
#6 | Magnets and transformers | |
#7 | Presses |
# | Name | Total Patents |
---|---|---|
#1 | Emil Haefely | 10 |
#2 | Haefely Emil | 7 |
Publication | Filing date | Title |
---|---|---|
US2086078A | High tension electric insulating bushings of the condenser type | |
US1852718A | Electrical condenser | |
US1794289A | Electric condenser | |
US1821803A | Electrical condenser | |
US1696397A | Apparatus for the manufacture of mica-coated fibrous material | |
US1522679A | Manufacture of insulating tubes | |
US1633741A | Machine for tightening the insulation applied on winding bars of electric machines and apparatus | |
US1381189A | Electric insulator | |
US1487059A | Winding machine for the manufacture of insulating tubes, hollow insulating cylinders, and the like | |
US1328792A | Winding-machine for the manufacture of hollow insulating-cylinders for electrotechnical purposes |