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HACKETHAL DRAHT & KABELWERK AG

Overview
  • Total Patents
    329
About

HACKETHAL DRAHT & KABELWERK AG has a total of 329 patent applications. Its first patent ever was published in 1921. It filed its patents most often in Germany, France and Austria. Its main competitors in its focus markets electrical machinery and energy, machine tools and telecommunications are YANGZHOU SHUANGBAO ELECTRIC EQUIPMENT CO LTD, JIANGSU YIDING COMPOSITE TECH CO LTD and GOLD CUP ELECTRIC APPARATUS HENGYANG CABLES CO LTD.

Patent filings in countries

World map showing HACKETHAL DRAHT & KABELWERK AGs patent filings in countries
# Country Total Patents
#1 Germany 181
#2 France 44
#3 Austria 24
#4 United Kingdom 24
#5 Switzerland 23
#6 United States 15
#7 Canada 13
#8 Denmark 3
#9 Ireland 2

Patent filings per year

Chart showing HACKETHAL DRAHT & KABELWERK AGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Haugwitz Otto 44
#2 Lehnert Gunther 9
#3 Brandes Hermann Dipl-Ing 8
#4 Gunther Lehnert 7
#5 Ehlers Dr Walther 6
#6 Gerstmayr Franz 5
#7 Brandes Dipl-Ing Hermann 5
#8 Andresen Karl Dr-Ing 5
#9 Lehnert Guenther Dr Ing 5
#10 Ehlers Walther Dr 5

Latest patents

Publication Filing date Title
DE1640327A1 Electrical cable with a multilayer metal sheath and method for its manufacture
US3383895A Coilable waveguide
GB1034146A Apparatus for the continuous marking of shaped cord-like products
GB1062699A Helically corrugated waveguides
DE1174871B Coupling device for waveguide cable
US3273080A High-frequency transmission line having plural coaxial conductors of different effective length between source and sink
GB1026980A Single-or multi-core cables with concentrical lay
US3201723A Corrugated waveguides
DE1193124B Elliptical waveguide for electromagnetic waves
GB1004629A Transition or coupling for waveguides and method of producing the same
DE1196928B Pass-through storage for running goods such as threads, wires or cables
DE1209325B Arrangement for measuring a vacuum
GB1033302A Flexible coilable waveguide
GB1024246A Device for the wet-run high-voltage testing of the insulation of electric conductors or cables
DE1199351B Process for the production of plugs with permanently molded supply lines and kink protection
DE1235571B Device for measuring the outside diameter and / or the sag of a cable while it is running through the vulcanizing tube of a continuously operating vulcanizing system
IE25643L Insulated piping
GB985241A Improved insulated piping
US3116865A Apparatus for drawing metal tubing
DE1191055B Process and device for electric arc welding of thin sheets under protective gas