Patents by Inventor Chee Wai Leong

Chee Wai Leong 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).

  • Efficient transfer of materials using automated guided vehicles in semiconductor manufacturing
    Patent number: 9846415
    Abstract: Methods for manufacturing automation and a computer executed automated handling system for forming a device are presented. The method includes issuing a transfer request by a tool. The transfer request is processed by a production control system configured for tracking and controlling the flow of carriers. The processing of the transfer request includes selecting a carrier containing production material. A transport system having transport and load/unload (U/L) units in a production area to effect a transfer is controlled and the carrier is transferred by the transport system.
    Type: Grant
    Filed: January 21, 2013
    Date of Patent: December 19, 2017
    Assignee: GLOBALFOUNDRIES SINGAPORE PTE. LTD.
    Inventors: Weng Cheong Choo, Vei Tzee @ Kelvin Bui, Yuanfeng Zhang, Ting Lik Edmund Tan, Chee Wai Leong, Jong Youn Hwang, Shin Yit Lee, Wee Jin Tey, Kah Hing Ting, Ai Ling Nancy Chua