Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5251317 | Computer system with an access control unit for resource | Hitoshi Kubo | 1993-10-05 |
| 4893232 | Data management system for efficiently searching data elements and having a flexible registration order of data elements | Kouichi Shimaoka | 1990-01-09 |