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EICHHOFF WERKE

Overview
  • Total Patents
    64
About

EICHHOFF WERKE has a total of 64 patent applications. Its first patent ever was published in 1950. It filed its patents most often in Germany, Spain and Switzerland. Its main competitors in its focus markets electrical machinery and energy, consumer goods and telecommunications are V & E FRIEDLAND LTD, REEVE HENRY E and EDWARDS AND COMPANY INC.

Patent filings in countries

World map showing EICHHOFF WERKEs patent filings in countries
# Country Total Patents
#1 Germany 57
#2 Spain 5
#3 Switzerland 1
#4 EPO (European Patent Office) 1

Patent filings per year

Chart showing EICHHOFF WERKEs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Dissmann Martin 14
#2 Fritsch Alfred 7
#3 Goenningen Hermann 5
#4 Ely Helmut 5
#5 Soennecken Friedrich Wilhelm 5
#6 Ely Helmut Ing Grad 4
#7 Heimroth Herbert 4
#8 Schaefer Wilhelm 4
#9 Zick Otto 3
#10 Wink Reinhold 2

Latest patents

Publication Filing date Title
DE19510624C1 Winding capacitor with X-Y multiple capacitance
DE4419929A1 Mains connecting device having radio suppression for electrical appliances
DE4230613A1 Electrical transformer with coil bobbin - has intermediate insulator in form of two half shells that latch together along edges
DE4022612A1 Overcurrent protection relay with excitation and load windings - wound on common core but in opposite senses so that overcurrent induces magnetic field overcoming excitation field
DE3815107A1 Electromagnetic relay
DE3807626A1 Mounting device
DE3725094C1 Electroacoustic signal transmitter
DE3717713C1 Radio interference suppression filter unit
DE3637841C1 Method for electronic monitoring of the blower for a gas-heated glass ceramic cool-top platform, and device for implementing the method
DE3608226A1 Hinged armature relay
DE3441224A1 Electromagnetic hinged-armature relay
DE3320821C1 Electroacoustical device
DE3115920A1 Electromagnetic horn
DE3102911A1 Electroacoustic signalling unit
DE3049025A1 Radio interference suppressor for electrical machine - with single casing to hold both inductor and capacitor
DE3014375A1 Integral coil case for bell transformer - has double flange between windings to accommodate lamination packet shunting stray flux
DE3014312A1 Insulated housing for bell transformer - has internal chamber and connecting fins secured to coil wire ends
DE2840864A1 Mains powered spotlamp - has bulb holder mounted to tilt between arms on base with braking system between
DE2833086B1 Sound transmitter, in particular an electric bell
DE2809994A1 Electronic safety circuit for gas or oil burner - has threshold circuit with capacitor and diode connected to pulse generator