Patents by Inventor Johannes P. Klien

Johannes P. Klien has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Clean room module or similar article
    Patent number: D300859
    Type: Grant
    Filed: April 21, 1986
    Date of Patent: April 25, 1989
    Assignee: Lasarray Holding AG
    Inventor: Johannes P. Klien