Patents by Inventor Kiyoshi Into

Kiyoshi Into 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).

  • Speech synthesizer
    Patent number: 4349699
    Abstract: This PARCOR-type speech synthesizer replaces a ten-stage lattice type filter with a pipeline multiplier and feedback loop, and provides a loss circuit (for bandwidth broadening) using subtraction circuits for multiplication.
    Type: Grant
    Filed: September 30, 1980
    Date of Patent: September 14, 1982
    Assignees: Nippon Telegraph & Telephone Public Corporation, Hitachi, Ltd.
    Inventors: Akihiro Asada, Kazuo Nakata, Kazuhiro Umemura, Hirokazu Sato, Kenya Murakami, Kiyoshi Into