Patents by Inventor Rong-Ine Ma

Rong-Ine Ma 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: 6170103
    Abstract: Traditional rectangular sleeping pillows with filling are improved. There are several pillow configurations in this invention. Each configuration has two heights available for its user to choose. The user can also make choice of the neck support or not. The arrangement of the two heights also allows the user to easily get proper supports for two sleeping postures, i.e. shoulder vertical and shoulder horizontal. Portion of the pillow contour gives comfortable and secure feeling like baby sleeps on mother's breast. All the configurations can use existing pillowcase in the market.
    Type: Grant
    Filed: December 30, 1998
    Date of Patent: January 9, 2001
    Inventors: Rong-Shuang Wang, Rong-Ine Ma