Patents by Inventor Delai Chen

Delai Chen 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: 20110112503
    Abstract: A method for sampling and/or introducing a matter to an environment comprises introducing a first array of plugs through a first microchannel of a device into an exchange region of the device in which mass transport between the environment and the plug fluid of at least one plug in the first array of plugs occurs and a second array of plugs is formed. The exchange region is in fluid communication with the first microchannel. The method further comprises directing the second array of plugs into a second microchannel downstream of and in fluid communication with the exchange region.
    Type: Application
    Filed: June 4, 2009
    Publication date: May 12, 2011
    Inventors: Rustem F. Ismagilov, Delai Chen, Weishan Liu, Wenbin Du