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BERGMANN ELEKTRICITAET AG

Overview
  • Total Patents
    474
About

BERGMANN ELEKTRICITAET AG has a total of 474 patent applications. Its first patent ever was published in 1902. It filed its patents most often in Germany, Austria and France. Its main competitors in its focus markets electrical machinery and energy, engines, pumps and turbines and transport are SIEMENS SCHUCKERTWERKE GMBH, OERLIKON MASCHF and VICKERS ELECTRICAL CO LTD.

Patent filings in countries

World map showing BERGMANN ELEKTRICITAET AGs patent filings in countries
# Country Total Patents
#1 Germany 321
#2 Austria 69
#3 France 37
#4 United Kingdom 31
#5 United States 10
#6 Denmark 3
#7 Finland 3

Patent filings per year

Chart showing BERGMANN ELEKTRICITAET AGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zahikjanz Gabriel 7
#2 Pape Wilhelm 5
#3 Deppe Dipl-Ing Johannes 3
#4 Kaehler Paul 2
#5 Nullau Alexander 2
#6 Schroeder Dipl-Ing Wilhelm 2
#7 Poller Georg 2
#8 Nullan Alexander 2
#9 Evans Evan 1
#10 Forstmeyer Alfred Dipl-Ing 1

Latest patents

Publication Filing date Title
DE893223C Spraying machine
DE909714C Electric cable with cores in sector shape
DE895013C Telephone underground cables
DE908871C Cover for electrical lines and cables
DE899962C Cover for electrical lines and cables
DE908631C Movable communication line
DE723040C Carts for torpedo transport
DE720244C Electric carts with a low loading area and a driver's seat for driving forwards and one for driving backwards
GB534928A Improvements in and relating to electric cables and to methods for producing the same
DE744374C Switchgear intended for electric vehicles
DE908630C Sheath made of oil-proof rubber for electrical conductors and cables
DE695719C Steering device for power carts, especially electric carts
DE736509C Method for crosstalk equalization of portable four-way communication lines
DE670642C Nipple for applying layers of paper in a relatively steep incline on telecommunication wires to be insulated hollow
DE735198C Winding device for cables, lines and ropes
DE672064C Stranding machine for telecommunication cables
DE689815C Cable compression head
DE710254C Insulated electrical cable for permanent installation in damp rooms
DE649352C Multi-core oil cable with common lead sheath
DE626794C Compensation vessel for electrical oil cable systems