Patents by Inventor Hiromi Tachikawa

Hiromi Tachikawa 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).

  • Absorbent article
    Patent number: 8536400
    Abstract: An absorbent article 1 including a blood separating member 4 capable of separating blood into blood cells and plasma. The blood separating member 4 preferably has pores with a diameter of 6 ?m or smaller in a proportion of 20% to 90% in a pore size distribution measured in accordance with ASTM F361-86. A nonwoven fabric obtained by calendering a fiber aggregate can be used as the blood separating member.
    Type: Grant
    Filed: June 7, 2006
    Date of Patent: September 17, 2013
    Assignee: Kao Corporation
    Inventors: Hiroshi Kohira, Hiromi Tachikawa, Hiroko Kawaguchi
  • Absorbent article
    Publication number: 20090137975
    Abstract: An absorbent article 1 including a blood separating member 4 capable of separating blood into blood cells and plasma. The blood separating member 4 preferably has pores with a diameter of 6 ?m or smaller in a proportion of 20% to 90% in a pore size distribution measured in accordance with ASTM F361-86. A nonwoven fabric obtained by calendering a fiber aggregate can be used as the blood separating member.
    Type: Application
    Filed: June 7, 2006
    Publication date: May 28, 2009
    Applicant: Kao Corporation
    Inventors: Hiroshi Kohira, Hiromi Tachikawa, Hiroko Kawaguchi