Patents by Inventor Willfried Gerlach

Willfried Gerlach 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).

  • Patent number: D257742
    Type: Grant
    Filed: January 20, 1978
    Date of Patent: December 30, 1980
    Inventor: Willfried Gerlach