Patents by Inventor Kiyoshi Shizuma

Kiyoshi Shizuma 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).

  • Waste Plastic Liquefaction Plant and Waste Plastic Liquefaction Process
    Publication number: 20080296205
    Abstract: An oil reclaiming system for plastic waste capable of producing oils and carbonized residues in a shorter period of time and at a higher yield and capable of providing oils and carbonized residues of higher qualities, wherein granite is disposed in a furnace.
    Type: Application
    Filed: December 4, 2006
    Publication date: December 4, 2008
    Inventors: Yuji Kohara, Kiyoshi Shizuma