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Werner Thoni

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  • Maienfeld, CH
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Patents Grantslast 30 patents

  • Information Patent Grant

    Optical element
    • Patent number 4,498,728
    • Issue date Feb 12, 1985
    • Balzers Aktiengesellschaft
    • Werner Thoni
    • G02 - OPTICS
  • Information Patent Grant

    Electrochromic layer system
    • Patent number 4,449,790
    • Issue date May 22, 1984
    • Balzers Aktiengesellschaft
    • Werner Thoni
    • G02 - OPTICS