Patents by Inventor Chyuan-Jong Wu

Chyuan-Jong Wu 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: 4571680
    Abstract: The present invention not only accumulates the number of steps walked, but also sounds delightful music to entertain the walker's body and mind, and further, it can make a sound with beats to inspire the walker's spirit and vigor.
    Type: Grant
    Filed: May 18, 1982
    Date of Patent: February 18, 1986
    Inventor: Chyuan-Jong Wu
  • Patent number: 4466204
    Abstract: The present invention relates to a device for determining the number of steps and the distance walked.The present invention not only accumulates the number of steps walked, but also determines the distance which the walker has walked.
    Type: Grant
    Filed: September 27, 1982
    Date of Patent: August 21, 1984
    Inventor: Chyuan-Jong Wu
  • Patent number: 4402147
    Abstract: In the sole the invention assembles a piece of electronic counter which can automatically accumulate the steps when walk. It includes a piece of touch stick which will be compressed for the action of walking with interval, apiece of knowing stick which compresses with interval to produce electronic sign, a set of apparatus which arranges above every electronic sign to be a stable electric circuit of pulse, and a set of apparatus can make electronic counter select the above-number or below-number.
    Type: Grant
    Filed: May 27, 1981
    Date of Patent: September 6, 1983
    Inventor: Chyuan-Jong Wu