Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6445800 | Audio signal reproducing apparatus | Masayuki Nishiguchi | 2002-09-03 |
| 6430560 | Keyword creation method and its apparatus | Kimiyoshi Yoshida, Yasushi Takahashi | 2002-08-06 |
| 6344880 | Information display method | Yasushi Takahashi, Kimiyoshi Yoshida | 2002-02-05 |