Patents by Inventor Funiaki Nakamoto

Funiaki Nakamoto 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).

  • Process for producing granular fire retardant
    Patent number: 5180525
    Abstract: A process for producing a granular fire retardant, which comprises melt-extruding a halogenated carbonate compound of particular structure having a specific viscosity of 0.015-0.10 by the use of an extruder and then immediately cutting the extrudate into granules.
    Type: Grant
    Filed: October 11, 1991
    Date of Patent: January 19, 1993
    Assignee: Teijin Chemicals, Ltd.
    Inventors: Kazuyoshi Umeda, Funiaki Nakamoto