Patents by Inventor Samuel Y. K. Liu

Samuel Y. K. Liu 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).

  • Integrated waste containment and processing system
    Patent number: 6766751
    Abstract: Disclosed is an integrated and streamlined system and method for collecting, containing and processing different types of wastes which provides an economically efficient solution of treating wastes and utilizing the collected data in an operationally useful manner either or both of the waste generator and processor. The present system and method include waste containment in compliance of the laws and governmental regulations, and processing of the wastes. In one embodiment, the system and method also includes compilation and utilization of data relating to the collected and processed wastes.
    Type: Grant
    Filed: January 29, 2002
    Date of Patent: July 27, 2004
    Assignee: Asia Pacific Environmental Technology, Inc.
    Inventor: Samuel Y. K. Liu
  • Integrated waste containment and processing system
    Publication number: 20030140828
    Abstract: Disclosed is an integrated and streamlined system and method for collecting, containing and processing different types of wastes which provides an economically efficient solution of treating wastes and utilizing the collected data in an operationally useful manner either or both of the waste generator and processor. The present system and method include waste containment in compliance of the laws and governmental regulations, and processing of the wastes. In one embodiment, the system and method also includes compilation and utilization of data relating to the collected and processed wastes.
    Type: Application
    Filed: January 29, 2002
    Publication date: July 31, 2003
    Applicant: Asia Pacific Environmental Technology, Inc.
    Inventor: Samuel Y. K. Liu