TREA

Helmut Telle

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  • Cologne, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Dyestuff laser
    • Patent number 4,670,882
    • Issue date Jun 2, 1987
    • Bayer Aktiengesellschaft
    • Helmut Telle
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Fluorescent dyestuffs
    • Patent number 4,301,091
    • Issue date Nov 17, 1981
    • Bayer Aktiengesellschaft
    • Rudolf Schieder
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Dyestuff laser
    • Patent number 4,274,062
    • Issue date Jun 16, 1981
    • Bayer Aktiengesellschaft
    • Uwe Brinkmann
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Dyestuff laser
    • Patent number 4,271,395
    • Issue date Jun 2, 1981
    • Bayer Aktiengesellschaft
    • Uwe Brinkmann
    • H01 - BASIC ELECTRIC ELEMENTS