Patents by Inventor Hachiroh W. Nakatsuji

Hachiroh W. Nakatsuji 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).

  • Method for Treating Extremely Small Particles of Polyethylene Terephthalate
    Publication number: 20080021194
    Abstract: A method for treating extremely small particles of recycled polyethylene terephthalate comprises providing a quantity of RPET particles having an average mean particle size ranging from about 0.0005 inch to about 0.05 inch in diameter, heating the RPET particles to a temperature sufficient to cause at least a portion of the RPET particles to adhere to one another, and forming the adhered RPET particles into pellets, said pellets having substantially the same average surface-to-volume ratio as the bulk, un-adhered RPET particles.
    Type: Application
    Filed: August 9, 2005
    Publication date: January 24, 2008
    Applicant: Phoenix Technologies International, LLC
    Inventors: Hachiroh W. Nakatsuji, Akira Iizuka, Iwao Ichikawa, Akira Kabeshita, Kenji Okamoto