Patents by Inventor John David Druga, Sr.

John David Druga, Sr. 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).

  • Cell collection and centrifuge tube assembly
    Patent number: D852375
    Type: Grant
    Filed: October 25, 2017
    Date of Patent: June 25, 2019
    Assignee: Wake Forest University Health Sciences
    Inventors: John David Druga, Sr., Philip Jayson Brown, Aaron Van Gorkom