Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6882326 | Portable information terminal | Naofumi Hirayama, Daisuke Suma, Tatsufumi Funayama | 2005-04-19 |
| 6876871 | Portable information terminal | Naofumi Hirayama, Yoshinori Nakatsuka, Mikiko Arakawa, Katsumi Kobayashi | 2005-04-05 |