Patents Assigned to The Ritvik Group Group Inc.
  • Reversible race track section
    Patent number: D388138
    Type: Grant
    Filed: February 2, 1996
    Date of Patent: December 23, 1997
    Assignee: The Ritvik Group Group Inc.
    Inventors: Real Lanoix, Jean-Christophe Doyon, Gilles Collin, Daniel Bourgeois