Patents by Inventor Yangfeng ZHANG

Yangfeng ZHANG 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: 20230271927
    Abstract: The present disclosure relates to crystalline form CS1 and CS9 of a hypoxia-inducible factor prolyl hydroxylase inhibitor compound (I) GSK1278863, processes for preparation, and uses for preparing drugs treating and/or preventing anemia thereof.
    Type: Application
    Filed: April 14, 2023
    Publication date: August 31, 2023
    Inventors: Minhua CHEN, Yangfeng ZHANG, Jinqiu WANG, Xiaoyu ZHANG
  • Publication number: 20160165286
    Abstract: A method, apparatus and system are provided for distributing auxiliary advertisements which include receiving profile information, searching a database for auxiliary advertisements associated with the received profile information and communicating auxiliary advertisements associated with the received profile information to a display device for presentation on at least a portion of a screen of the display device. In one instance, a primary display device presents primary advertisements and a secondary screen device presents associated, targeted auxiliary advertisement(s) at a time concurrent with or relative to the presentation of the primary advertisement; an auxiliary advertisement to be presented to an identified viewer/audience being selected by matching metadata associated with the auxiliary advertisement to known characteristics of the identified viewer/audience.
    Type: Application
    Filed: August 7, 2013
    Publication date: June 9, 2016
    Inventors: Zhigang ZHANG, Shiyun TAO, Yangfeng ZHANG
  • Publication number: 20150358466
    Abstract: A map processor residing on a mobile device displays a call center hierarchy map based, in part, on a dialed call center number. User interactions with the map are then processed by the map processor to determine a desired call center connection. This information is used by the map processor to establish a direct connection with the desired node of the call center hierarchy map. In other instances, the mobile device interacts with a call center exchange, hierarchy map server, statistical server and a call center direct line to facilitate in providing a call center hierarchy map and a direct connection.
    Type: Application
    Filed: October 23, 2012
    Publication date: December 10, 2015
    Inventors: Jun XU, Zhigang ZHANG, Yangfeng ZHANG