TREA

Helmut LeBisch

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  • Erlangen, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Apparatus for manufacturing an otoplastic
    • Patent number 5,006,055
    • Issue date Apr 9, 1991
    • Siemens Aktiengesellschaft
    • Helmut LeBisch
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Shape adaptable in-the-ear hearing aid
    • Patent number 4,962,537
    • Issue date Oct 9, 1990
    • Siemens Aktiengesellschaft
    • Rainer Basel
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Method for manufacturing an otoplastic
    • Patent number 4,871,502
    • Issue date Oct 3, 1989
    • Siemens Aktiengesellschaft
    • Helmut LeBisch
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL