Patents by Inventor Keiko Hirasawa

Keiko Hirasawa 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).

  • Bath towel for babies
    Patent number: 5321863
    Abstract: A bath towel for babies includes a body portion which has a longitudinal length large enough to cover a baby when being folded upward and auxiliary portions integral with the body portion and having a size large enough to wipe the head and face of the baby.
    Type: Grant
    Filed: May 20, 1993
    Date of Patent: June 21, 1994
    Assignee: Mammy Art Co., Ltd.
    Inventors: Sumiko Yamaguchi, Takumichi Yamaguchi, Keiko Hirasawa
  • Waist bag
    Patent number: 5292042
    Abstract: A waist bag includes a bag body, a length-adjustable waist belt connected to the bag body and a shoulder strap connected to the bag body for suspending the bag body from the neck or shoulder of a user. The top surface of the bag body is reinforced with a plate core. The bag body is formed therein with a first receptacle for small articles and a second receptacle for the shoulder strap.
    Type: Grant
    Filed: December 30, 1992
    Date of Patent: March 8, 1994
    Inventors: Sumiko Yamaguchi, Takumichi Yamaguchi, Keiko Hirasawa
  • Waist bag
    Patent number: 5195666
    Abstract: A waist bag includes a bag body, a length-adjustable waist belt connected to the bag body and a shoulder strap connected to the bag body for suspending the bag body from the neck or shoulder of a user. The top surface of the bag body is reinforced with a plate core. The bag body is formed therein with a first receptacle for small articles and a second receptacle for the shoulder strap.
    Type: Grant
    Filed: February 13, 1991
    Date of Patent: March 23, 1993
    Inventors: Sumiko Yamaguchi, Takumichi Yamaguchi, Keiko Hirasawa
  • Infant carrier
    Patent number: D334659
    Type: Grant
    Filed: October 31, 1990
    Date of Patent: April 13, 1993
    Inventors: Takumichi Yamaguchi, Naomi Hirata, Keiko Hirasawa