Wilhelm Ruf KG

Organization

Munich, DE

Organizations

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Patents Grantslast 30 patents

Information Patent Grant
Trimmer resistor
- Patent number 5,781,099
- Issue date Jul 14, 1998
- Wilhelm Ruf KG
- Thomas Joschika
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Holding means for mounting an electrical component actuated by a ro...
- Patent number 5,354,019
- Issue date Oct 11, 1994
- Wilhelm Ruf KG
- Dieter Braun
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Potentiometer and method of making the same
- Patent number 4,998,089
- Issue date Mar 5, 1991
- Wilhelm Ruf KG
- Reinhard Hochholzer
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Rotary potentiometer
- Patent number 4,908,598
- Issue date Mar 13, 1990
- Wilhelm Ruf KG
- Rita Burger
- G01 - MEASURING TESTING
Information Patent Grant
Potentiometer having vibration damping means
- Patent number 4,894,638
- Issue date Jan 16, 1990
- Wilhelm Ruf KG
- Werner Flierl
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Potentiometer and method of making the same
- Patent number 4,866,413
- Issue date Sep 12, 1989
- Wilhelm Ruf KG
- Reinhard Hochholzer
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electronic remote control means, especially for centrally controlle...
- Patent number 4,847,614
- Issue date Jul 11, 1989
- Wilhelm Ruf KG
- Herbert Keller
- G07 - CHECKING-DEVICES
Information Patent Grant
Potentiometer
- Patent number 4,845,461
- Issue date Jul 4, 1989
- Wilhelm Ruf KG
- Reinhard Hochholzer
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Diaphragm keyboard
- Patent number 4,771,143
- Issue date Sep 13, 1988
- Wilhelm Ruf KG
- Horst Hoffmann
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of selective control of electrical circuits and a circuit ar...
- Patent number 4,719,461
- Issue date Jan 12, 1988
- Wilhelm Ruf KG
- Herbert Keller
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Trimming resistor
- Patent number 4,717,903
- Issue date Jan 5, 1988
- Wilhelm Ruf KG
- Leopold Hinterberger
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Switching contact arrangement, in particular for keyboards and a ke...
- Patent number 4,575,589
- Issue date Mar 11, 1986
- Firma Wilhelm Ruf KG
- Horst Hoffmann
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Multi-layer conductor plate and a method of making
- Patent number 4,520,228
- Issue date May 28, 1985
- Wilhelm Ruf KG
- Horst Hoffmann
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Electrical slide switch
- Patent number 4,472,612
- Issue date Sep 18, 1984
- Fa. Wilhelm Ruf KG
- Leopold Hinterberger
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Printed board for electrical circuits
- Patent number 4,440,823
- Issue date Apr 3, 1984
- Wilhelm Ruf KG
- Horst Hoffmann
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Keyboard switch assembly with printed circuit board
- Patent number 4,287,394
- Issue date Sep 1, 1981
- Wilhelm Ruf KG
- Tibor Hargita
- H01 - BASIC ELECTRIC ELEMENTS

Wilhelm Ruf KG

Organization

Patents Grantslast 30 patents

Trimmer resistor

Holding means for mounting an electrical component actuated by a ro...

Potentiometer and method of making the same

Rotary potentiometer

Potentiometer having vibration damping means

Potentiometer and method of making the same

Electronic remote control means, especially for centrally controlle...

Potentiometer

Diaphragm keyboard

Method of selective control of electrical circuits and a circuit ar...

Trimming resistor

Switching contact arrangement, in particular for keyboards and a ke...

Multi-layer conductor plate and a method of making

Electrical slide switch

Printed board for electrical circuits

Keyboard switch assembly with printed circuit board