Patents by Inventor Ngar Chan

Ngar Chan 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).

  • MOLECULAR SIEVE AND ZEOLITE MICRONEEDLES AND PREPARATION THEREOF
    Publication number: 20070280878
    Abstract: A method of making zeolite microneedles includes providing a polymer microneedles template, depositing zeolite seeds on the polymer microneedles template, and growing the zeolite seeds into an array of zeolite microneedles.
    Type: Application
    Filed: February 14, 2007
    Publication date: December 6, 2007
    Inventors: King Yeung, Ling Wong, Wenqing Sun, Wai Leung, Wing Lai, Ngar Chan