Patents by Inventor Ramasamy Valliappan

Ramasamy Valliappan 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).

  • Method and system for data retrieval from heterogeneous data sources
    Patent number: 7707168
    Abstract: A system and a method for specifying and configuring, together with categorising and classifying, heterogeneous types of multiple data sources is disclosed. The system and method also retrieve search results in accordance with search requests and conditions from at least one of the multiple data sources, for example a relational database management system (RDBMS), a light-weight directory access protocol (LDAP), an extensible mark-up language database (XMLDB), extensible mark-up language (XML) files, hypertext mark-up language (HTML) files, or TEXT files, through an application programming interface (API), or a web service interface such as a simple object access protocol (SOAP).
    Type: Grant
    Filed: August 10, 2004
    Date of Patent: April 27, 2010
    Assignee: Agency for Science, Technology and Research
    Inventors: Ramasamy Valliappan, Yushi Cheng, Puay Siew Tan
  • Method and system for data retrieval from heterogeneous data sources
    Publication number: 20050165754
    Abstract: A system and a method for specifying and configuring, together with categorising and classifying, heterogeneous types of multiple data sources is disclosed. The system and method also retrieve search results in accordance with search requests and conditions from at least one of the multiple data sources, for example a relational database management system (RDBMS), a light-weight directory access protocol (LDAP), an extensible mark-up language database (XMLDB), extensible mark-up language (XML) files, hypertext mark-up language (HTML) files, or TEXT files, through an application programming interface (API), or a web service interface such as a simple object access protocol (SOAP).
    Type: Application
    Filed: August 10, 2004
    Publication date: July 28, 2005
    Inventors: Ramasamy Valliappan, Yushi Cheng, Puay Tan