Patents by Inventor Yuzhi Zhang

Yuzhi 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).

  • Collection and aggregation of device health metrics
    Patent number: 9842017
    Abstract: Device health metrics may be collected and aggregated on a device before sending to a server for further aggregation. The method may include determining a crash has occurred on a device, and recording the crash and information corresponding to the crash in buffer storage on the device. The method may also include recording a crash type, a crash time, an identification of a component that caused the crash and a state of the device when the crash occurred. The method may also include grouping two or more crash events based on the crash type, generating device health metrics data including metadata corresponding to the two or more crash events, storing the device health metrics data in the buffer storage on the device, and sending the device health metrics data along with device identification information to a server for further aggregation.
    Type: Grant
    Filed: March 30, 2015
    Date of Patent: December 12, 2017
    Assignee: Amazon Technologies, Inc.
    Inventors: Yuzhi Zhang, Rafael Camargo, David Junwei Tse, Tianhe Wang, Biju Balakrishna Pillai, Maulik Jayesh Pandey, Melissa Sue Erickson, Tianwei Liu, Cyrille Habis
  • Chimeric contraceptive vaccines
    Publication number: 20020198364
    Abstract: The invention is directed to contraceptive vaccines comprising a carrier protein or fragment thereof in peptide linkage with a reproduction related polypeptide, protein or fragment thereof, and to DNAs encoding the chimeric proteins. The invention also includes the use of the chimeric proteins in immunocontraceptive methods.
    Type: Application
    Filed: March 14, 2000
    Publication date: December 26, 2002
    Inventors: Jerry J. Reeves, Kevin P. Bertrand, Yuzhi Zhang
  • Chimeric contraceptive vaccines
    Patent number: 6045799
    Abstract: The invention is directed to contraceptive vaccines comprising a carrier protein or fragment thereof in peptide linkage with a reproduction related polypeptide, protein or fragment thereof, and to DNAs encoding the chimeric proteins. The invention also includes the use of the chimeric proteins in immunocontraceptive methods.
    Type: Grant
    Filed: May 4, 1998
    Date of Patent: April 4, 2000
    Assignee: Washington State University
    Inventors: Jerry J. Reeves, Kevin P. Bertrand, Yuzhi Zhang
  • Chimeric contraceptive vaccines
    Patent number: 6013770
    Abstract: The invention is directed to contraceptive vaccines comprising a carrier protein or fragment thereof in peptide linkage with a reproduction related polypeptide, protein or fragment thereof, and to DNAs encoding the chimeric proteins. The invention also includes the use of the chimeric proteins in immunocontraceptive methods.
    Type: Grant
    Filed: July 21, 1997
    Date of Patent: January 11, 2000
    Assignee: Washington State University
    Inventors: Jerry J. Reeves, Kevin P. Bertrand, Yuzhi Zhang