Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7037196 | Portable toy, portable information terminal, entertainment system, and recording medium | Yasuhide Kobayashi, Hisashi Murata, Kazuya Koshimo | 2006-05-02 |
| 6960137 | Sound control method and device for expressing game presence | Manabu Nishizawa, Fumiteru Sato | 2005-11-01 |
| 6567782 | Portable information terminal, method of processing audio data, recording medium, and program | — | 2003-05-20 |