Patents by Inventor Denise Ziemann

Denise Ziemann 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).

  • Tube securement device
    Patent number: D891903
    Type: Grant
    Filed: March 13, 2019
    Date of Patent: August 4, 2020
    Assignee: 3M Innovative Properties Company
    Inventors: Jeffrey D. Cotton, Amanda C. Engler, Kimberly Schommer, James M. Sieracki, Michael Turnbull, Denise Ziemann