Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6496820 | Method and search method for structured documents | Katsumi Tada, Natsuko Sugaya, Takuya Okamoto, Yasushi Kawashimo | 2002-12-17 |
| 6473754 | METHOD AND SYSTEM FOR EXTRACTING CHARACTERISTIC STRING, METHOD AND SYSTEM FOR SEARCHING FOR RELEVANT DOCUMENT USING THE SAME, STORAGE MEDIUM FOR STORING CHARACTERISTIC STRING EXTRACTION PROGRAM, AND STORAGE MEDIUM FOR STORING RELEVANT DOCUMENT SEARCHING PROGRAM | Katsumi Tada, Takuya Okamoto, Natsuko Sugaya, Yasushi Kawashimo | 2002-10-29 |