Patents by Inventor Noriyo Ohkatu

Noriyo Ohkatu 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).

  • Data retrieval system, data retrieval method and data retrieval program
    Publication number: 20050216468
    Abstract: In a data retrieval system which retrieves data of a data base according to a search key entered by a user by means of a search engine to return a retrieval result to the user, an access right attribute value indicative of a range of an access right of the user is set to the data of the data base, and the search key to be registered at the search engine is designed to enable designation of the access right attribute value.
    Type: Application
    Filed: March 28, 2005
    Publication date: September 29, 2005
    Inventors: Asuka Fujiwara, Noriyo Ohkatu