Patents by Inventor Weiying Geo

Weiying Geo 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).

  • Electronic device including a diazachrysene derivative
    Patent number: 9748497
    Abstract: There is provided a compound having Formula I In Formula I: R1-R10 are the same or different and can be H, D, alkyl, aryl, alkoxy, aryloxy, silyl, or deuterated analogs of alkyl, aryl, alkoxy, aryloxy and silyl, where adjacent R groups can be joined together to form a ring; and all other sites are H or D. Additionally in Formula I: (i) at least one of R1-R3 and at least one of R4-R6 is alkyl, alkoxy, silyl, or a deuterated analog, and (ii) at least one of R1-R3 and at least one of R4-R6 is aryl, aryloxy, or a deuterated analog.
    Type: Grant
    Filed: February 20, 2014
    Date of Patent: August 29, 2017
    Assignee: E I DU PONT DE NEMOURS AND COMPANY
    Inventors: Michael Henry Howard, Jr., Denis Yurievich Kondakov, Weiying Geo, Steven Kit Chow, Adam Fennimore, Norman Herron
  • ELECTRONIC DEVICE INCLUDING A DIAZACHRYSENE DERIVATIVE
    Publication number: 20150380664
    Abstract: There is provided a compound having Formula I In Formula I: R1-R10 are the same or different and can be H, D, alkyl, aryl, alkoxy, aryloxy, silyl, or deuterated analogs of alkyl, aryl, alkoxy, aryloxy and silyl, where adjacent R groups can be joined together to form a ring; and all other sites are H or D. Additionally in Formula I: (i) at least one of R1-R3 and at least one of R4-R6 is alkyl, alkoxy, silyl, or a deuterated analog, and (ii) at least one of R1-R3 and at least one of R4-R6 is aryl, aryloxy, or a deuterated analog.
    Type: Application
    Filed: February 20, 2014
    Publication date: December 31, 2015
    Inventors: Michael Henry Howard Jr., Denis Yurievich Kondakov, Weiying Geo, Steven Kit Chow, Adam Fennimore, Norman Herron