Patents by Inventor Jeffrey D. Kelm

Jeffrey D. Kelm 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).

  • Handset
    Patent number: D788730
    Type: Grant
    Filed: July 9, 2015
    Date of Patent: June 6, 2017
    Assignee: SpectraLink Corporation
    Inventors: Keith Amann, Jeffrey D. Kelm, William R. Brennan