Patents Assigned to ECNA LLC
  • Gemstone
    Patent number: D813715
    Type: Grant
    Filed: October 5, 2016
    Date of Patent: March 27, 2018
    Assignee: ECNA LLC
    Inventor: Christopher Slowinski
  • Precious stone
    Patent number: D816541
    Type: Grant
    Filed: March 22, 2017
    Date of Patent: May 1, 2018
    Assignee: ECNA LLC
    Inventor: Christopher Slowinski
  • Precious stone
    Patent number: D833324
    Type: Grant
    Filed: August 16, 2017
    Date of Patent: November 13, 2018
    Assignee: ECNA LLC
    Inventor: Christopher Slowinski