Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7191124 | Voice input and output apparatus with balancing among sound pressures at control points in a sound field | — | 2007-03-13 |
| 6897861 | Map image display device, map image display method and map image display program | Masaki Watanabe, Toshiro Muramatsu, Koichi Kuroda, Takeshi Ono, Okihiko Nakayama | 2005-05-24 |