Patents by Inventor Ruojie Zhang

Ruojie Zhang 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).

  • Hydrogel Beads With Self-Regulating Microclimate pH Properties
    Publication number: 20180055777
    Abstract: A composition includes a hydrogel bead in an external matrix, the hydrogel bead having an at least partially crosslinked gelling polymer, the hydrogel bead having encapsulated therein a functional agent, and a buffering agent having low water solubility, wherein at least a portion of the buffering agent is in solid form in the hydrogel bead.
    Type: Application
    Filed: August 30, 2017
    Publication date: March 1, 2018
    Inventors: David Julian McClements, Zipei Zhang, Ruojie Zhang