Patents by Inventor Zheng Jichuan

Zheng Jichuan 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).

  • Search result optimization method and device that adjusts reliability values of documents and orders retrieved documents
    Patent number: 7849042
    Abstract: An information searching method is disclosed that is able to effectively utilize non-content descriptive information to optimize preliminary search results and thus improve searching precision. The information searching method includes the steps of extracting one or more non-content characteristics of a document from a document set, analyzing the extracted non-content characteristics, generating an optimizing tool, and optimizing a preliminary search result with the generated optimizing tool.
    Type: Grant
    Filed: November 13, 2007
    Date of Patent: December 7, 2010
    Assignee: Ricoh Company, Ltd.
    Inventors: Lu Yaojie, Yin Yueyan, You Ganmei, Li Gang, Zheng Jichuan
  • Search result optimization method and device
    Publication number: 20080114741
    Abstract: An information searching method is disclosed that is able to effectively utilize non-content descriptive information to optimize preliminary search results and thus improve searching precision. The information searching method includes the steps of extracting one or more non-content characteristics of a document from a document set, analyzing the extracted non-content characteristics, generating an optimizing tool, and optimizing a preliminary search result with the generated optimizing tool.
    Type: Application
    Filed: November 13, 2007
    Publication date: May 15, 2008
    Inventors: Lu Yaojie, Yin Yueyan, You Ganmei, Li Gang, Zheng Jichuan
  • Object entity searching method and object entity searching device
    Publication number: 20080114742
    Abstract: An object-entity searching method is disclosed that is able to effectively utilize digital document information and generate candidate-entity document sets based on relationships between a digital document and an object entity, and able to improve precision of searching for an object entity.
    Type: Application
    Filed: November 13, 2007
    Publication date: May 15, 2008
    Inventors: You Ganmei, Li Gang, Lu Yaojie, Yin Yueyan, Zheng Jichuan