Patents by Inventor Darren D. Grey

Darren D. Grey 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).

  • Welding torch handle with curved appearance
    Patent number: D735002
    Type: Grant
    Filed: March 20, 2012
    Date of Patent: July 28, 2015
    Assignee: Illinois Tool Works Inc.
    Inventors: Craig M. Bondy, Darren D. Grey, Jeffrey G. Wells, Michael A. Sammons