Patents by Inventor Minezaki Shigehiro

Minezaki Shigehiro 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).

  • Nematic liquid crystal compositions
    Patent number: 4155872
    Abstract: Nematic liquid crystal compositions containing at least one primary, secondary or tertiary aliphatic amine salt of aliphatic or aromatic monocarboxylic acids outstanding in the response speed and in the ability to produce a high degree of turbidity, low in the temperature dependence of conductivity (current) and having the long axes of the liquid crystal molecules uniformly oriented perpendicular to electrode base plates when filling the space between the base plates.
    Type: Grant
    Filed: December 14, 1977
    Date of Patent: May 22, 1979
    Assignee: Sharp Corporation
    Inventors: Minezaki Shigehiro, Funada Fumiaki, Matsuura Masataka