Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6513038 | Scheme for accessing data management directory | Yasushi Hasegawa, Hideaki Takeda | 2003-01-28 |
| 6363375 | Classification tree based information retrieval scheme | Takashi Hoshino, Yasushi Hasegawa, Kinji Kato, Tsuyoshi Hayashi | 2002-03-26 |