Patents by Inventor PYOUNGGWAN KIM

PYOUNGGWAN KIM 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: 20150285748
    Abstract: Provided are an examination apparatus and a method of examining a semiconductor device. The examination apparatus includes a support on which a semiconductor device to be examined is disposed, a light irradiation unit that obliquely emits light at a set angle to the support, an image capturing member configured to capture an image of an upper surface of the support, and a control member configured to determine, based on the image captured by the image capturing member, whether a height of the semiconductor device is standard by using the set angle and an examination pattern formed on the semiconductor device by the light.
    Type: Application
    Filed: January 13, 2015
    Publication date: October 8, 2015
    Inventors: YOUNGHWAN JANG, JAESOO LEE, PYOUNGGWAN KIM, Jongshun SHIN, KYEOUNGSOO LEE, SOOKUL LEE, Seoungsu HA