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Walter Schmidt

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  • Schaffhausen, CH
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Patents Grantslast 30 patents

  • Information Patent Grant

    Process and device for growing crystal
    • Patent number 4,233,270
    • Issue date Nov 11, 1980
    • Swiss Aluminium Ltd.
    • Walter Schmidt
    • C30 - CRYSTAL GROWTH
  • Information Patent Grant

    Process and device for checking substrate wafers
    • Patent number 4,194,127
    • Issue date Mar 18, 1980
    • Swiss Aluminium Ltd.
    • Walter Schmidt
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Process and device for detecting inclusions in crystals
    • Patent number 4,162,125
    • Issue date Jul 24, 1979
    • Swiss Aluminium Ltd.
    • Walter Schmidt
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Crucible
    • Patent number 4,159,891
    • Issue date Jul 3, 1979
    • Prolizenz AG.
    • Walter Schmidt
    • C30 - CRYSTAL GROWTH
  • Information Patent Grant

    Crucible
    • Patent number 4,073,355
    • Issue date Feb 14, 1978
    • Prolizenz AG
    • Walter Schmidt
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Crucible
    • Patent number 4,055,391
    • Issue date Oct 25, 1977
    • Prolizenz AG
    • Walter Schmidt
    • C30 - CRYSTAL GROWTH
  • Information Patent Grant

    Heat resistant crucible
    • Patent number 4,052,153
    • Issue date Oct 4, 1977
    • Prolizenz AG
    • Werner J. Borer
    • F27 - FURNACES KILNS OVENS RETORTS
  • Information Patent Grant

    Crucible
    • Patent number 4,049,250
    • Issue date Sep 20, 1977
    • Prolizenz AG
    • Walter Schmidt
    • F27 - FURNACES KILNS OVENS RETORTS