Patents Assigned to Royal Seating, LLC
  • Chair shell
    Patent number: D587043
    Type: Grant
    Filed: February 29, 2008
    Date of Patent: February 24, 2009
    Assignee: Royal Seating, LLC
    Inventors: Sumner E. P. Adams, Dan Seiler
  • Desk-chair combination frame
    Patent number: D589725
    Type: Grant
    Filed: February 29, 2008
    Date of Patent: April 7, 2009
    Assignee: Royal Seating, LLC
    Inventors: Sumner E. P. Adams, Lon Amerman, Dan Seiler
  • Chair with cross frame chassis
    Patent number: D609489
    Type: Grant
    Filed: March 1, 2007
    Date of Patent: February 9, 2010
    Assignee: Royal Seating, LLC
    Inventors: Sumner Adams, Lon Amerman, Dan Seiler
  • Desk frame
    Patent number: D609506
    Type: Grant
    Filed: March 1, 2007
    Date of Patent: February 9, 2010
    Assignee: Royal Seating, LLC
    Inventors: Sumner Adams, Lon Amerman, Dan Seiler
  • Open front desk with translucent receptacle
    Patent number: D618934
    Type: Grant
    Filed: March 1, 2007
    Date of Patent: July 6, 2010
    Assignee: Royal Seating, LLC
    Inventors: Sumner Adams, Lon Amerman, Dan Seiler
  • Cantilever desk
    Patent number: D627178
    Type: Grant
    Filed: March 1, 2007
    Date of Patent: November 16, 2010
    Assignee: Royal Seating, LLC
    Inventors: Sumner Adams, Lon Amerman, Dan Seiler