Patents by Inventor Masasi Hosomi

Masasi Hosomi 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).

  • Inspection apparatus and method for display device
    Patent number: 5473261
    Abstract: The inspection apparatus of the invention inspects a display device including first and second bus lines formed on an active matrix substrate. The inspection apparatus includes a first substrate unit and a second substrate unit each having a pair of substrates and connecting films therebetween. On one substrate of each substrate unit, inspection terminals and first inspection lines are formed and each of the inspection lines are connected to one of the inspection terminals. On the other substrate of each substrate unit, second inspection lines are provided. The first and second inspection lines of the substrates are selectively connected by the connecting films. During inspection, the second inspection lines of the first substrate unit are brought directly in contact with the first bus lines, so that each of the first bus lines is connected to one of the inspection terminals of the first substrate unit.
    Type: Grant
    Filed: June 7, 1994
    Date of Patent: December 5, 1995
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Hideji Marumoto, Nobuyuki Kawase, Masasi Hosomi, Katsumi Irie, Koji Fukuda, Yuichiro Mochizuki