Patents by Inventor Hirosuke Otaki

Hirosuke Otaki 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).

  • Shock absorber
    Publication number: 20040149618
    Abstract: A shock absorber having, a frame-shaped frame body that includes an opening portion at a center containing therein a gas and a member provided in said frame body so as to cross said opening portion of the frame body, and supporting a package target.
    Type: Application
    Filed: January 16, 2004
    Publication date: August 5, 2004
    Applicants: MENTEC KANZAI INC., S. P. CHEMICAL CO., LTD.
    Inventors: Hirosuke Otaki, Masao Enzu