Patents by Inventor Chun-Yuen Wong

Chun-Yuen Wong 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).

  • Ruthenium complex for use in nitrite detection
    Patent number: 10955395
    Abstract: In various embodiments the present invention is directed to a complex for use in detecting nitrite, a method for making the complex, and a method for detecting nitrite with the complex. The complex comprises a structure of Formula (I) where R1, R2, R3, R4, R5, R6, R7 and R8 are independently selected from hydrogen, a halogen atom, a C1-C4 straight or branched alkyl group, a C1-C4 straight or branched alkoxyl group, a phenyl group or a heterocyclic group, or any two of R1, R2, R3, R4, R5, R6, R7 and R8 together form a phenyl group and the others are independently selected from hydrogen, a halogen atom, a C1-C4 straight or branched alkyl group, a C1-C4 straight or branched alkoxyl group, or a hydroxyl group, where said phenyl group is optionally substituted with a C1-C4 alkyl group or a halogen atom; and wherein n is an integer selected from 0, 1 or 2.
    Type: Grant
    Filed: July 11, 2017
    Date of Patent: March 23, 2021
    Assignee: City University of Hong Kong
    Inventors: Chun-Yuen Wong, Hoi-Shing Lo
  • RUTHENIUM COMPLEX FOR USE IN NITRITE DETECTION
    Publication number: 20190017980
    Abstract: A complex for use in detecting nitrite includes the structure of Formula (I)
    Type: Application
    Filed: July 11, 2017
    Publication date: January 17, 2019
    Inventors: Chun-Yuen Wong, Hoi-Shing Lo