Patents by Inventor King Ming Chu

King Ming Chu 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: 5353739
    Abstract: An automatic animal food feeding apparatus includes a base member having a top recess, a rotary table revolvably supported within the top recess of the base member by steel balls and having a conical center shaft with axial blades, a food container covered with a top cover and a bottom cap and supported on the base member above the rotary table, whereby the rotary table is turned as the animal passes its tongue over it, causing the blades to propel a grained food out of the food container through a food outlet on the bottom cap.
    Type: Grant
    Filed: September 27, 1993
    Date of Patent: October 11, 1994
    Inventor: King Ming Chu