Patents by Inventor Eric J. Hanna

Eric J. Hanna 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).

  • Water sprinkler component
    Patent number: D621473
    Type: Grant
    Filed: October 22, 2009
    Date of Patent: August 10, 2010
    Assignee: Gilmour, Inc.
    Inventor: Eric J. Hanna
  • Water sprinkler component
    Patent number: D621906
    Type: Grant
    Filed: October 22, 2009
    Date of Patent: August 17, 2010
    Assignee: Gilmour, Inc.
    Inventor: Eric J. Hanna
  • Sprinkler base
    Patent number: D635643
    Type: Grant
    Filed: October 22, 2009
    Date of Patent: April 5, 2011
    Assignee: Gilmour, Inc.
    Inventors: Eric J. Hanna, Michael H. Goetz