Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7418391 | Interactive information providing apparatus, interactive information providing program, and storage medium having stored same | Shinichi Gayama, Hajime Kobayashi, Takehiko Shioda, Toshio Tabata | 2008-08-26 |
| 6865481 | Navigation apparatus and interactive information providing program | Takehiko Shioda, Toshio Tabata, Shinichi Gayama | 2005-03-08 |