Patents by Inventor Engelbert Wiest

Engelbert Wiest 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).

  • Packaging machine
    Patent number: 5010714
    Abstract: A packaging machine comprises a deep drawing station for deep drawing containers in a film sheet and a sealing station for sealing filled containers by means of a cover sheet. For obtaining a reclosable package means are provided for forming protuberances in the edge of the packages, wherein the protuberances cooperate for reclosing the container.
    Type: Grant
    Filed: July 30, 1990
    Date of Patent: April 30, 1991
    Assignee: 501 Multivac Sepp Haggnemuller KG
    Inventors: Emmerich Medwed, Engelbert Wiest