Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5282273 | Enterprise information system having three level hierarchy of data bases and communication paths | Tetsuya Ushio, Sadamichi Mitsumori, Hiroshi Yajima, Osamu Chinone, Isoji Tabushi +4 more | 1994-01-25 |