Patents Assigned to Yugen Kaisha Gunma Kakoh Seizosho
  • Colored flame solid fuel and method
    Patent number: 4997457
    Abstract: A solid gelled fuel for producing a visible flame of various colors, which contains methyl alcohol as a primary ingredient in a solid gel with the addition of dibenzylidene sorbitol, cellulose ester and ethylene glycol, with a flame coloring compound being suspended in the solid.
    Type: Grant
    Filed: January 9, 1990
    Date of Patent: March 5, 1991
    Assignee: Yugen Kaisha Gunma Kakoh Seizosho
    Inventors: Tomochiyo Mitsusawa, Hiroshi Ise