Patents by Inventor Yoshihiro Asakawa

Yoshihiro Asakawa 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).

  • Gas detecting apparatus
    Publication number: 20080267825
    Abstract: A gas detecting apparatus includes a plate including a first reactive surface and a second reactive surface each coated with a chemical reagent which is capable of causing a color reaction with a particular gas, a protective member covering the first reactive surface, a transparent protective member covering the second reactive surface, a protective package enclosing therein the plate with the first reactive surface covered with the protective member and the second reactive surface covered with the transparent protective member, and a connector connecting the protective member and the protective package to each other.
    Type: Application
    Filed: January 25, 2008
    Publication date: October 30, 2008
    Applicant: NEC CORPORATION
    Inventors: Toshihiro Ogasawara, Yoshihiro Asakawa