Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5109508 | Data base system including memorandum information and method for managing memorandum information | Sadamichi Mitsumori, Yasufumi Fujii, Osamu Chinone, Isoji Tabushi | 1992-04-28 |