Patents by Inventor Cheng Kuo-Tang

Cheng Kuo-Tang 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: 5379029
    Abstract: A sensing decorative tree includes a pot provided with a raised annular member on the bottom and a plurality of protuberances on the inner side, a trunk having a lower end engaged with the raised annular member of the pot, a partition plate mounted on the protuberances of the pot, an artificial lawn mounted on the partition plate, a voice producer mounted on the bottom of the partition plate, an amplifier mounted on the pot and electrically connected with the voice producer, a sleeve inserted in the upper outlet of a passage of the trunk, a sensing wire provided at one end with a plug connected with the voice producer and at the other end with a sensor received in sleeve, a volume control mounted in the pot and electrically connected with the amplifier for controlling volume of the amplifier, and a plurality of flexible canes twisted on the trunk and provided at one end with a plug electrically connected with the voice producer and at the other end with a sensor.
    Type: Grant
    Filed: November 16, 1993
    Date of Patent: January 3, 1995
    Inventors: Cheng Kuo-Tang, Hung Ching-Ho