Patents by Inventor Harold D. Marshall

Harold D. Marshall 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).

  • Solar panel support with double arch
    Patent number: D683304
    Type: Grant
    Filed: February 13, 2012
    Date of Patent: May 28, 2013
    Assignee: Crider Americas Solar, LLC
    Inventors: Steven Crider, Harold D. Marshall
  • Solar panel support with single arch
    Patent number: D698308
    Type: Grant
    Filed: February 13, 2012
    Date of Patent: January 28, 2014
    Assignee: Crider Americas Solar, LLC
    Inventors: Steven Crider, Harold D. Marshall