Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7933920 | Database system and a method of data retrieval from the system | Kazuhito Kojima, Mitsuru Yoshikura | 2011-04-26 |
| 6681227 | Database system and a method of data retrieval from the system | Kazuhito Kojima, Mitsuru Yoshikura | 2004-01-20 |