Patents by Inventor Syoji Suganami

Syoji Suganami 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).

  • Display screen control apparatus
    Patent number: 5510810
    Abstract: A display screen control apparatus for producing a plurality of control signals in response to pressing, tilting and rotating a single operation lever, the control signals being transmitted to control circuitry for controlling the position of a cursor on the display screen in response to the control signals. The display screen control apparatus includes a base upon which are formed a plurality of control switches, the operation lever being resiliently positioned over the control switches such that pressing the operation lever actuates a first control switch, tilting the operation lever actuates one of a plurality of second control switches, and rotating the operation lever actuates one of two third control switches.
    Type: Grant
    Filed: December 5, 1994
    Date of Patent: April 23, 1996
    Assignee: Alps Electric Co., Ltd.
    Inventors: Akio Nishijima, Naoya Iwama, Syoji Suganami, Katsutoshi Suzuki