Patents by Inventor Mikio Nakakawazi

Mikio Nakakawazi 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).

  • Patent number: 4692760
    Abstract: The display apparatus includes a first display unit having dot display elements arranged in a matrix of m columns.times.n rows, a second display unit having n segment display elements arranged to have a predetermined pattern, and a display drive circuit to drive the first and second display units. This display drive circuit has a control circuit which generates display data to designate the character to be displayed in each display region in the first and second display units and which sequentially activates the display regions in the first and second display units, and a drive circuit which supplies m.times.n dot data corresponding to the display data from the control circuit to the dot display elements in each of the display regions of the first display unit and which also supplies predetermined n dot data among these m.times.n dot data to the segment display elements in each of the display regions in the second display unit.
    Type: Grant
    Filed: July 5, 1985
    Date of Patent: September 8, 1987
    Assignee: Tokyo Electric Co., Ltd.
    Inventors: Shohei Unno, Mikio Nakakawazi, Kazufumi Suzuki