Patents by Inventor Byoung-Saek Tak

Byoung-Saek Tak 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).

  • Method for manufacturing image sensor
    Patent number: 8222068
    Abstract: A method for manufacturing an image sensor including forming a microlens array over a color filter array, forming a capping layer over the semiconductor substrate including the microlens array, forming a pad mask over the capping layer, and then exposing a pad in an interlayer dielectric layer.
    Type: Grant
    Filed: May 2, 2008
    Date of Patent: July 17, 2012
    Assignee: Dongbu HiTek Co., Ltd.
    Inventors: Sang-Wook Ryu, Byoung-Saek Tak
  • METHOD FOR MANUFACTURING IMAGE SENSOR
    Publication number: 20080293181
    Abstract: A method for manufacturing an image sensor including forming a microlens array over a color filter array, forming a capping layer over the semiconductor substrate including the microlens array, forming a pad mask over the capping layer, and then exposing a pad in an interlayer dielectric layer.
    Type: Application
    Filed: May 2, 2008
    Publication date: November 27, 2008
    Inventors: Sang-Wook Ryu, Byoung-Saek Tak