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RUF KG WILHELM

Overview
  • Total Patents
    209
About

RUF KG WILHELM has a total of 209 patent applications. Its first patent ever was published in 1960. It filed its patents most often in Germany, EPO (European Patent Office) and France. Its main competitors in its focus markets electrical machinery and energy, audio-visual technology and basic communication technologies are WELWYN COMPONENTS LTD, TEIKOKU TSUSHIN KOGYO KK and COOPER TECHNOLOGIES.

Patent filings per year

Chart showing RUF KG WILHELMs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hoffmann Horst 27
#2 Hochholzer Reinhard 20
#3 Hinterberger Leopold 14
#4 Keller Herbert 13
#5 Hindermayr Martin 11
#6 Koerner Georg 7
#7 Pissulla Horst 6
#8 Burger Rita 6
#9 Hargita Tibor 5
#10 Hargita T 5

Latest patents

Publication Filing date Title
US5781099A Trimmer resistor
DE4221024A1 Holding device for mounting an electrical component which can be actuated by a rotatable shaft on an object
EP0498371A2 Electrical resistor
DE4203015A1 Switch actuated by a drive shaft
EP0477653A2 Rotary encoder, in particular turning angle sensor for vehicles
DE4126042A1 Electrical rotary selector switch for keyboard of e.g. pocket calculator, remote controller - has bridging contact formed on flexible mat that is locally deflected by roller to bridge circuit board contacts
DE4025302A1 PROGRAMMING DEVICE FOR PROGRAMMING A REMOTE CONTROL TRANSMITTER
EP0410146A2 Sliding resistance
DE3930821A1 Rotary potentiometer with incorporated switch - has switch cam integral with spring carrier for elliptical slider spring
DE3913789A1 Roller switch with centre position setting - has spring that acts in either direction from central position
DE3822391A1 POTENTIOMETER AND METHOD FOR THE PRODUCTION THEREOF
DE3736546A1 ROTATING POTENTIOMETER
DE3731328C1 Potentiometer and process for its manufacture
DE3717306A1 METHOD FOR PRODUCING AN ELECTRICAL CONTACT, AND CIRCUIT BOARD PRODUCED BY THE METHOD
DE3717117A1 METHOD FOR THE PRODUCTION OF AN ACTUATOR, IN PARTICULAR FOR LINEAR POTENTIOMETERS, AND AN ACTUATOR PRODUCED BY THE METHOD
DE3714348A1 POTENTIOMETER
EP0241906A2 Layered keyboard
DE3643124A1 Keyboard
DE3636822C1 Electronic remote control device, in particular for central locking systems of motor vehicles
DE3631947A1 Printed circuit board