Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7809737 | Program, system and method for analyzing retrieval keyword | Hiroshi Taira, Jun Hirai | 2010-10-05 |
| 6330603 | Communication apparatus, communication method, and record medium | Toshibumi Seki, Takeshi Tanaka, Yasuo NAMIOKA, Yoshio Kataoka, Hideaki Shiotani +3 more | 2001-12-11 |