Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7058462 | Entertainment system, entertainment apparatus, recording medium, and program | Takafumi Fujisawa | 2006-06-06 |
| 7019205 | Entertainment system, entertainment apparatus, recording medium, and program | Takafumi Fujisawa, Jun Tsuda, Tomoo Yamaguchi, Takeshi Shimizu | 2006-03-28 |