Patents by Inventor Hideji Kagawa

Hideji Kagawa 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).

  • Coloring pearlescent flake pigment, manufacturing method of the same and cosmetic product containing the same
    Patent number: 6837925
    Abstract: A coloring pearlescent flake pigment capable of providing pearl-like luster caused by interference color and a vivid color caused by a tar color is provided as a new material which contributes to the diversification of cosmetics and paints thanks to its powdery smoothness and the visual effect as well as covering protection effect in an application layer. The coloring pearlescent flake pigment having a double coating layer which is formed on inorganic flake-like particles and which is composed of a high-refraction-index metal oxide (e.g.
    Type: Grant
    Filed: May 29, 2003
    Date of Patent: January 4, 2005
    Assignees: Daito Kasei Kogyo Co., Ltd.
    Inventors: Yasushi Kubo, Hideji Kagawa
  • COLORING PEARLESCENT FLAKE PIGMENT, MANUFACTURING METHOD OF THE SAME AND COSMETIC PRODUCT CONTAINING THE SAME
    Publication number: 20040237843
    Abstract: A coloring pearlescent flake pigment capable of providing pearl-like luster caused by interference color and a vivid color caused by a tar color is provided as a new material which contributes to the diversification of cosmetics and paints thanks to its powdery smoothness and the visual effect as well as covering protection effect in an application layer. The coloring pearlescent flake pigment having a double coating layer which is formed on inorganic flake-like particles and which is composed of a high-refraction-index metal oxide (e.g.
    Type: Application
    Filed: May 29, 2003
    Publication date: December 2, 2004
    Inventors: Yasushi Kubo, Hideji Kagawa
  • Lactide-containing polymer and medical material
    Patent number: 6486296
    Abstract: A medical material which contains a lactide-containing polymer having weight-average molecular weight lower than 400000 as determined by GPC and has a lactide content of 4000 ppm or lower.
    Type: Grant
    Filed: November 27, 2000
    Date of Patent: November 26, 2002
    Assignee: Gunze Limited
    Inventors: Takeshi Shimamoto, Hideji Kagawa
  • Marine fishery thread articles
    Patent number: 5244731
    Abstract: The invention provides a marine fishery article of threads which is made of threads consisting essentially of polycaprolactone represented by the formula ##STR1## wherein n is 300 to 2,000.
    Type: Grant
    Filed: June 14, 1991
    Date of Patent: September 14, 1993
    Assignee: Gunze Limited
    Inventors: Yoshikiyo Saito, Yoshito Ikada, Masakazu Suzuki, Akio Kurishita, Hideji Kagawa, Isao Nogami