Patents by Inventor Richard K. Smigaj

Richard K. Smigaj 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).

  • Portable campfire
    Patent number: D799681
    Type: Grant
    Filed: April 14, 2016
    Date of Patent: October 10, 2017
    Assignee: Timbertote, LLC
    Inventor: Richard K. Smigaj
  • Multiport self-burning log
    Patent number: D858738
    Type: Grant
    Filed: January 30, 2017
    Date of Patent: September 3, 2019
    Assignee: STEVENS POINT LOG COMPANY
    Inventor: Richard K. Smigaj
  • Multiport self-burning log
    Patent number: D875917
    Type: Grant
    Filed: August 21, 2019
    Date of Patent: February 18, 2020
    Assignee: Stevens Point Log Company
    Inventor: Richard K. Smigaj