Patents by Inventor Cho-Ching Ko

Cho-Ching Ko 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).

  • Management system of monitor wafers
    Patent number: 6865434
    Abstract: A management system for managing information of monitor wafers stored in a storage center includes an operation rule module for determining the next manufacturing process for each of the monitor wafers according to its wafer number and wafer condition, an information update module for updating the information of the monitor wafers in a database according to the results made by the operation rule module, an inventory module for computing an inventory quantity of the monitor wafers according to the wafer numbers and the wafer conditions of the monitor wafers, a warning module for checking whether the inventory quantity of the monitor wafers is less than the quantity of the safety stock or not and sending a warning message when the inventory quantity of the monitor wafers is less than the quantity of the safety stock, and a display module for showing the wafer conditions and the inventory quantity of the monitor wafers.
    Type: Grant
    Filed: December 25, 2003
    Date of Patent: March 8, 2005
    Assignee: Powerchip Semiconductor Corp.
    Inventors: Chun-Nan Lin, Ming-Yu Liu, Chia-Ping Yang, Shu-Yin Yang, Cho-Ching Ko
  • MANAGEMENT SYSTEM OF MONITOR WAFERS
    Publication number: 20050038544
    Abstract: A management system for managing information of monitor wafers stored in a storage center includes an operation rule module for determining the next manufacturing process for each of the monitor wafers according to its wafer number and wafer condition, an information update module for updating the information of the monitor wafers in a database according to the results made by the operation rule module, an inventory module for computing an inventory quantity of the monitor wafers according to the wafer numbers and the wafer conditions of the monitor wafers, a warning module for checking whether the inventory quantity of the monitor wafers is less than the quantity of the safety stock or not and sending a warning message when the inventory quantity of the monitor wafers is less than the quantity of the safety stock, and a display module for showing the wafer conditions and the inventory quantity of the monitor wafers.
    Type: Application
    Filed: December 25, 2003
    Publication date: February 17, 2005
    Inventors: Chun-Nan Lin, Ming-Yu Liu, Chia-Ping Yang, Shu-Yin Yang, Cho-Ching Ko