Patents by Inventor Shigetoshi Okubo

Shigetoshi Okubo 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).

  • Device and method for detecting substance
    Patent number: 7090984
    Abstract: A method for detecting a substance, comprising developing a developing liquid through a test region up to a reference region, and a detection device for use therein, wherein the reference region comprises a metal compound other than an alkali metal salt, and the developing liquid that reaches the reference region contains a label that can be accumulated in the reference region. The label is preferably a colored particle, and is preferably bound to an antibody or an antigen.
    Type: Grant
    Filed: October 25, 2001
    Date of Patent: August 15, 2006
    Assignee: Morinaga Milk Industry Co., Ltd.
    Inventors: Koichi Hashimoto, Yoshitsugu Harada, Shigetoshi Okubo
  • Reagent and method for detecting substance
    Publication number: 20030040106
    Abstract: A method for detecting a substance, comprising developing a developing liquid through a test region up to a reference region, and a detection device for use therein, wherein the reference region comprises a metal compound other than an alkali metal salt, and the developing liquid that reaches the reference region contains a label that can be accumulated in the reference region. The label is preferably a colored particle, and is preferably bound to an antibody or an antigen.
    Type: Application
    Filed: July 29, 2002
    Publication date: February 27, 2003
    Inventors: Koichi Hashimoto, Yoshitsugu Harada, Shigetoshi Okubo