Patents by Inventor Yew Kee Wong

Yew Kee Wong 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).

  • Piling device
    Patent number: 8534960
    Abstract: A piling device including a support frame, a pile-gripping mechanism for gripping a pile and a pile-driving mechanism for driving the pile into the ground. The pile-gripping mechanism and the pile-driving mechanism are connected to and supported by the frame. The piling device also includes a rotation assembly to facilitate rotation of the support frame relative to a rotation footing about a rotation axis.
    Type: Grant
    Filed: July 31, 2008
    Date of Patent: September 17, 2013
    Assignee: YK Equipment PTE Ltd.
    Inventor: Yew Kee Wong
  • PILING DEVICE
    Publication number: 20110129307
    Abstract: A piling device including a support frame, a pile-gripping mechanism for gripping a pile and a pile-driving mechanism for driving the pile into the ground. The pile-gripping mechanism and the pile-driving mechanism are connected to and supported by the frame. The piling device also includes a rotation assembly to facilitate rotation of the support frame relative to a rotation footing about a rotation axis.
    Type: Application
    Filed: July 31, 2008
    Publication date: June 2, 2011
    Applicant: YK EQUIPMENT PTE LTD.
    Inventor: Yew Kee Wong
  • Piling device
    Patent number: 7591612
    Abstract: A piling device including a support frame and a footing for mounting the frame. A mechanism for gripping a pile and a mechanism for driving the pile into the ground is provided. Each of the mechanisms can be connected to and supported by the frame, and a pivotal connection can be made. The frame can include an opening for removing the device from around pile while the footing can enable movement of the device.
    Type: Grant
    Filed: July 24, 2003
    Date of Patent: September 22, 2009
    Assignee: YK Equipment Pte Ltd.
    Inventor: Yew Kee Wong