Patents by Inventor Ken Nagao

Ken Nagao 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).

  • Colorant compositions and production process thereof
    Publication number: 20060009557
    Abstract: A colorant composition contains 0.01 to 99.97 wt. % of a polypropylene resin, 0.01 to 60 wt. % of a pigment, 0.01 to 60 wt. % of an elastomer component, and 0.01 to 40 wt. % of a dispersant. The colorant composition can be produced by kneading them together.
    Type: Application
    Filed: April 27, 2005
    Publication date: January 12, 2006
    Applicant: Dainichiseika Color & Chem. Mfg. Co., Ltd.
    Inventors: Ken Nagao, Junichi Ito
  • Water-removing ring for an oil-cooking vessel
    Patent number: 5415082
    Abstract: A water-removing ring made of heat conductive materials and set on an edge of an oil-cooking utensil including a cylindrical contact part that comes into contact with the inner surface of the cooking utensil and a projecting part extending horizontally and inwardly from the inner surface of the cylindrical contact part and having a plurality of grooves so that evaporated moister is collected on the projecting part and then evaporated again.
    Type: Grant
    Filed: March 4, 1994
    Date of Patent: May 16, 1995
    Inventor: Ken Nagao