Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5881378 | Device accessing a database using one of old definition information and new definition information based on an access request | Katsumi Hayashi, Kazuhiko Saitou, Hiroshi Ohsato, Masaaki Mitani, Tomohiro Hayashi +3 more | 1999-03-09 |
| 5873088 | Derived data base processing system enabling one program to access a plurality of data basis | Katsumi Hayashi, Kazuhiko Saitou, Hiroshi Ohsato, Masaaki Mitani, Tomohiro Hayashi +3 more | 1999-02-16 |
| 5857195 | Method of developing and modifying self-describing database management system to generate a new database management system from an existing database management system | Katsumi Hayashi, Kazuhiko Saitou, Hiroshi Ohsato, Masaaki Mitani, Tomohiro Hayashi +3 more | 1999-01-05 |
| 5742809 | Database generic composite structure processing system | Katsumi Hayashi, Kazuhiko Saitou, Hiroshi Ohsato, Masaaki Mitani, Tomohiro Hayashi +3 more | 1998-04-21 |
| 5696967 | Log data management system having a plurality of processing units and a common memory | Katsumi Hayashi, Tomohiro Hayashi, Tomoshige Senoo | 1997-12-09 |
| 5553303 | Data processing system for dynamically switching access control process and for performing recovery process | Katsumi Hayashi, Kazuhiko Saitou, Hiroshi Ohsato, Masaaki Mitani, Tomohiro Hayashi +3 more | 1996-09-03 |
| 5408652 | Method and apparatus for heterogenous database access by generating different access procedures for different database data structures | Katsumi Hayashi, Kazuhiko Saitou, Hiroshi Ohsato, Masaaki Mitani, Tomohiro Hayashi +3 more | 1995-04-18 |