Patents by Inventor Kojiro TANIMURA

Kojiro TANIMURA 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).

  • Publication number: 20240013370
    Abstract: A visual inspection apparatus includes a stage on which a FCBGA type semiconductor package having a lid is placed, a camera located above the stage, a coaxial illumination device located between the camera and the stage, an oblique illumination device located between the camera and the stage, and a control device. The control device is configured to irradiate the FCBGA type semiconductor package with illumination lights by the coaxial illumination device and the oblique illumination device, capture the FCBGA type semiconductor package by the camera to obtain the captured image, integrate a number of pixels of a predetermined pixel value by a binarization process of the captured image to obtain a determination value, and compare the determination value with a predetermined value to determine a non-defective product or a defective product.
    Type: Application
    Filed: May 3, 2023
    Publication date: January 11, 2024
    Inventors: Hiroshi YAMASHITA, Masahiro IBE, Kojiro TANIMURA