Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5331543 | Business monitoring system and method | Hiroshi Yajima, Sadamichi Mitsumori, Isoji Tabushi, Osamu Akita, Tetsushi Tomizawa | 1994-07-19 |
| 5282273 | Enterprise information system having three level hierarchy of data bases and communication paths | Sadamichi Mitsumori, Hiroshi Yajima, Osamu Chinone, Isoji Tabushi, Osamu Akita +4 more | 1994-01-25 |