Patents by Inventor Yau Hwei-Ling

Yau Hwei-Ling 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).

  • METAL NANOPARTICLE COMOSITION WITH WATER SOLUBLE POLYMER
    Publication number: 20140217333
    Abstract: A metal nanoparticle composition includes water and a water-soluble polymer having both carboxylic acid and sulfonic acid groups. Silver nanoparticles are dispersed in the water and the weight ratio of the polymer to silver is from 0.008 to 0.1.
    Type: Application
    Filed: February 4, 2013
    Publication date: August 7, 2014
    Inventors: Yongcai Wang, Paul Matthew Hoderlein, John Andrew Lebens, Yau Hwei-Ling, David Paul Trauernicht