Patents by Inventor Issei Fujishiro

Issei Fujishiro 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 base management system extending structure
    Patent number: 4894771
    Abstract: A data base management system extending structure includes a data base management system and an extended data base language pre-compiler for pre-compiling an extended data base language into a data base language with which the data base management system can make an access. The extended data base language is added with a link attribute information to the data base language, where the link attribute information specifies relationships of representation objectives.
    Type: Grant
    Filed: September 29, 1988
    Date of Patent: January 16, 1990
    Assignee: Ricoh Company, Ltd.
    Inventors: Hideko Kunii, Issei Fujishiro, Yasuto Shirai, Tosiyasu Kunii