Patents by Inventor Lilia Zhu Zhiqian Zhu

Lilia Zhu Zhiqian Zhu 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).

  • Publication number: 20160353948
    Abstract: A towel/tissue holder and dispenser cover with a manual or auto refill indicator is described. An indicator piece on a tissue roll cover rotates to a more stable position along an axis mounted on the cover when inadequate volume of tissue, wet towel or drying towel is remaining on the hanger. The visual difference between the two sides of the indication piece serves as a visual alert of for refill/replacement of the roll of towel. The indicator piece is on the tissue cover and can be flipped manually or automatically by design. An indicator piece is fixed on an easily visible surface of a dispenser, and can be pushed/flipped open to show a warning sign of low or no supply of tissue roll, paper towel or dry towel.
    Type: Application
    Filed: June 2, 2015
    Publication date: December 8, 2016
    Inventor: Lilia Zhu Zhiqian Zhu