Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6023707 | On-line database duplication with incorporation of concurrent database updates | Yukihiro Hamada, Kazuo Ishihara, Tsuyoshi Fujita, Katsutoshi Masatomi, Yoshihisa Takeda +1 more | 2000-02-08 |
| 5764978 | Database system having a hierarchical network database and a corresponding relational database | — | 1998-06-09 |