Patents by Inventor Chung L. Yiu

Chung L. Yiu 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).

  • Patent number: 5427523
    Abstract: A lighter is described which includes a fuel compartment and a flame generating portion attached to the fuel compartment. The flame generating portion includes at least one catch tab and at least one fuel lever stopping device. Catch tabs may be provided on rails which are mounted on a surface of the flame generating portion, or they may be provided as inwardly folded flanges on a cap. A special fuel lever is provided in accordance with the invention to allow the release of fuel. The fuel lever includes flanges which engages with the catch tab of the flame generating portion. A finger pad disposed at one end of the fuel lever includes a notch which engages with the stopping device of the fuel generating portion. The lighter is movable between a default position and a pre-actuation position. In the default position, the stopping device is arranged to engage the finger pad at a position away from the notch.
    Type: Grant
    Filed: February 24, 1994
    Date of Patent: June 27, 1995
    Assignee: Harbour Union Limited
    Inventor: Chung L. Yiu