Patents by Inventor RangLian Yuan

RangLian Yuan 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: 6928680
    Abstract: This invention relates to a baby cleaning and changing pad. The key components of the product are a soft stationary pad and a soft movable pad. The stationary pad is mounted on a flat; the movable pad can slide on the flat. On both sides of the stationary pad, there are two safety belt holders. On the top of the movable pad, there are two diaper holders. A space appears between the two pads when the movable pad moves away from the stationary pad. When changing baby's diaper, a person mounts a clean diaper on the movable pad, places the baby on the changing pad, buckles up the safety belt, releases the dirty diapers, moves the movable pad away from stationary pad, and throws away the dirty that moves away from baby along with the movable pad. The space between the movable pad and the stationary pad makes baby cleaning much easier. After cleaning, the person pushes the movable pad along with the clean diaper back to the stationary pad.
    Type: Grant
    Filed: April 8, 2004
    Date of Patent: August 16, 2005
    Inventors: Li Cai, RangLian Yuan