Patents by Inventor Mituru Uenishi

Mituru Uenishi 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).

  • High dielectric-constant film
    Patent number: 4468432
    Abstract: A high dielectric-constant film is disclosed. The film may be comprised of one or more layers. At least one layer is comprised of a thermoplastic polymer having dispersed therein a ferroelectric substance having a dielectric-constant of at least 10. The ferroelectric substance is present in an amount of 5% to 80% by weight based on the weight of the entire film. The film provides a high dielectric-constant and can be produced easily and economically.
    Type: Grant
    Filed: November 18, 1982
    Date of Patent: August 28, 1984
    Assignee: Unitika, Ltd.
    Inventors: Kazuo Matsukura, Kunio Murakami, Tsugio Nagasawa, Tomozo Sekiya, Mituru Uenishi