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EMIL HAEFELY

Overview
  • Total Patents
    18
About

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.

Patent filings in countries

World map showing EMIL HAEFELYs patent filings in countries
# Country Total Patents
#1 United States 10
#2 France 7
#3 Germany 1

Patent filings per year

Chart showing EMIL HAEFELYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Emil Haefely 10
#2 Haefely Emil 7

Latest patents

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