Patents by Inventor Donovan M. Gehring

Donovan M. Gehring 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).

  • Doorbell chime cover
    Patent number: D541689
    Type: Grant
    Filed: January 13, 2005
    Date of Patent: May 1, 2007
    Assignee: Broan-NuTone LLC
    Inventors: David O. Meyers, Alfredo D. Carreno, Suzanne M. Loose, Donovan M. Gehring