Patents by Inventor David M. Harman

David M. Harman 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).

  • Electrical connector
    Patent number: 6979207
    Abstract: An electrical connector for connecting a ground wire and a ground rod. The electrical connector having a metal body including a top and a cylindrical side wall. The body having a first internal wall defining a ground rod cavity and a second internal wall defining a ground wire cavity being positioned adjacent to and in communication with the ground rod cavity.
    Type: Grant
    Filed: December 16, 2003
    Date of Patent: December 27, 2005
    Assignee: E & J Demark, Inc.
    Inventors: Jeffrey P. Wenger, David M. Harman
  • Electrical connector
    Publication number: 20040132356
    Abstract: An electrical connector for connecting a ground wire and a ground rod. The electrical connector having a metal body including a top and a cylindrical side wall. The body having a first internal wall defining a ground rod cavity and a second internal wall defining a ground wire cavity being positioned adjacent to and in communication with the ground rod cavity.
    Type: Application
    Filed: December 16, 2003
    Publication date: July 8, 2004
    Applicant: E & J DeMARK, Inc.
    Inventors: Jeffrey P. Wenger, David M. Harman