Patents by Inventor Guanghui GAO

Guanghui GAO 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).

  • KEY MANAGEMENT SYSTEM
    Publication number: 20230275747
    Abstract: A key management system is disclosed, including: a control node; multiple computing nodes, all the multiple computing nodes are connected to the control node; and multiple Quantum Key Distribution (QKD) nodes, all the multiple QKD nodes are connected to the control node, and each QKD node is connected to one of the computing nodes, where each QKD node is configured to generate a root key, generate Key Encryption Keys (KEKs) between the QKD node and a plurality of other QKD nodes according to a first instruction sent by the control node, and generate, according to a second instruction sent by the control node, a Data Encryption Key (DEK) corresponding to a user on the computing node connected to the QKD node.
    Type: Application
    Filed: May 27, 2021
    Publication date: August 31, 2023
    Inventor: Guanghui GAO
  • pH-sensitive block copolymer forming polyionic complex micelles and drug or protein carrier using the same
    Patent number: 8911775
    Abstract: Disclosed is a pH-sensitive block copolymer that forms polyionic complex micelles. The block copolymer is prepared by copolymerization of (a) a polyethylene glycol compound, (b) a poly(amino acid) compound, and (c) a heterocyclic alkyl amine compound having the ability to induce the formation of ionic complexes. Further disclosed is a drug or protein carrier using the block copolymer.
    Type: Grant
    Filed: July 23, 2010
    Date of Patent: December 16, 2014
    Assignee: Sungkyunkwan University Foundation for Corporate
    Inventors: Doo Sung Lee, Bong Sup Kim, Jung Hee Lee, Guanghui Gao
  • PH-SENSITIVE BLOCK COPOLYMER FORMING POLYIONIC COMPLEX MICELLES AND DRUG OR PROTEIN CARRIER USING THE SAME
    Publication number: 20110150978
    Abstract: Disclosed is a pH-sensitive block copolymer that forms polyionic complex micelles. The block copolymer is prepared by copolymerization of (a) a polyethylene glycol compound, (b) a poly(amino acid) compound, and (c) a heterocyclic alkyl amine compound having the ability to induce the formation of ionic complexes. Further disclosed is a drug or protein carrier using the block copolymer.
    Type: Application
    Filed: July 23, 2010
    Publication date: June 23, 2011
    Applicant: SUNGKYUNKWAN UNIVERSITY FOUNDATION FOR CORPORATE COLLABORATION
    Inventors: Doo Sung LEE, Bong Sup KIM, Jung Hee LEE, Guanghui GAO