Patents by Inventor Katsutoshi Muto

Katsutoshi Muto 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).

  • Moisture sensitive device
    Patent number: 4419889
    Abstract: A moisture sensitive device is disclosed which comprises a moisture sensitive element including a material comprising a hydroxyapatite, i.e. M.sub.10 (PO.sub.4).sub.6 (OH).sub.2, wherein M is at least one member selected from the group consisting of Sr, Ca and Ba, at least two electrodes formed on the moisture sensitive element, with the electrodes being separated by the element, and electrical leads connected to each of the electrodes.
    Type: Grant
    Filed: March 27, 1981
    Date of Patent: December 13, 1983
    Assignee: Mitsubishi Denki Kabushiki Kaisha
    Inventors: Katsutoshi Muto, Takao Sawada, Yoshiharu Komine
  • Holographic storage material
    Patent number: 3997350
    Abstract: Holographic storage materials are disclosed including lithium niobate in the form of a single crystal added with either from 0.001 to 3.0 molar percent of iridium or from 0.01 to 1.0 molar percent of uranium for the three dimensional holography.
    Type: Grant
    Filed: March 27, 1974
    Date of Patent: December 14, 1976
    Assignee: Mitsubishi Denki Kabushiki Kaisha
    Inventors: Hirofumi Ikeo, Shoichi Noda, Takao Sawada, Eichi Okamoto, Katsutoshi Muto