Patents by Inventor Yoshihiko Miyazaki

Yoshihiko Miyazaki 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).

  • Epitaxial growing apparatus
    Patent number: 4641603
    Abstract: An epitaxial growing apparatus comprises a base plate, a quartz bell jar mounted on the base plate, and a reaction chamber defined by the base plate and the quartz bell jar, in which an epitaxial thin film layer of a semiconductor substance is formed on the substrate mounted on a support member. A metal bell jar is disposed outside the quartz bell jar so as to surround the quartz bell jar and a plurality of engaging members are operatively connected to the metal bell jar for detachably engaging the metal bell jar with the quartz bell jar.
    Type: Grant
    Filed: February 21, 1984
    Date of Patent: February 10, 1987
    Assignee: Toshiba Kikai Kabushiki Kaisha
    Inventors: Yoshihiko Miyazaki, Taizan Goto, Yoshizo Komiyama, Kotei Iwata
  • Graphic input device
    Patent number: 4568799
    Abstract: A graphic input device for converting a character, a diagram or like pattern entered by hand to an electric signal. A pen for entering the pattern has a winding therein which is fixed in a predetermined position which is not close to the tip of the pen. This allows a minimum of error due to inclination of the pen to be introduced into a value which is indicated by a coordinate signal when the pattern is entered.
    Type: Grant
    Filed: September 25, 1984
    Date of Patent: February 4, 1986
    Assignee: NEC Corporation
    Inventors: Tadashi Kobayashi, Yoshihiko Miyazaki