Patents by Inventor Chui C. Moon

Chui C. Moon 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: 4968870
    Abstract: A power control circuit for supplying electrical power from a power source to an electrical appliance having a heating element, which circuit comprises an input for connection to a power source, an output for connection to a heating element, and supply elements between the input and the output for supplying power at a first, relatively higher level for a predetermined start-up time interval, and at a second, relatively lower level after the predetermined start-up time interval has elapsed.After the start-up time interval, first timing elements brings into operation second timing elements which switches a silicon controlled rectifier off or on, via a NAND gate and transistor to supply power intermittently to the heating element.
    Type: Grant
    Filed: November 3, 1988
    Date of Patent: November 6, 1990
    Assignee: Well Treasure Industries, Ltd.
    Inventor: Chui C. Moon