TREA

Hans-Rudolf Wuthrich

Follow

Person

  • Oberentfelden, CH
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Multi-pin vacuum switch arrangement
    • Patent number 5,055,640
    • Issue date Oct 8, 1991
    • Sprecher Energie AG
    • Bruno Lippi
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Vacuum switch arrangement
    • Patent number 5,015,809
    • Issue date May 14, 1991
    • Sprecher Energie AG
    • Hans R. Wuthrich
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Vacuum switch
    • Patent number 4,684,771
    • Issue date Aug 4, 1987
    • Sprecher & Schuh AG
    • Hans-Rudolf Wuthrich
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Actuating mechanism for an electrical switch with pressure contacts...
    • Patent number 4,654,494
    • Issue date Mar 31, 1987
    • Sprecher & Schuh AG
    • Hans-Rudolf Wuthrich
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Gas-blast switch
    • Patent number 4,375,023
    • Issue date Feb 22, 1983
    • Sprecher & Schuh AG
    • Hans-Rudolf Wuthrich
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Gas-blast switch
    • Patent number 4,368,367
    • Issue date Jan 11, 1983
    • Sprecher & Schuh AG
    • Adrian W. Roth
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Electric gas-blast switch
    • Patent number 4,296,289
    • Issue date Oct 20, 1981
    • Sprecher & Schuh AG
    • Hans-Rudolf Wuthrich
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Gas-blast switch
    • Patent number 3,988,554
    • Issue date Oct 26, 1976
    • Sprecher & Schuh AG
    • Rudolf Graf
    • H01 - BASIC ELECTRIC ELEMENTS