Patents by Inventor Chihiro HIRAGA

Chihiro HIRAGA 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).

  • Publication number: 20210373312
    Abstract: An observation vessel includes a holding portion configured to hold an observation object and an accommodation portion at least partially formed of a transparent curved surface and configured to position the holding portion. The holding portion is configured to hold the observation object at a set position separated from the curved surface toward a center of curvature of the curved surface in a first state of being positioned at a first position by the accommodation portion.
    Type: Application
    Filed: May 24, 2021
    Publication date: December 2, 2021
    Inventors: Yoshihiro SHIMADA, Chihiro HIRAGA, Katsunori OGO, Daisuke NISHIWAKI, Takashi SUGIYAMA