Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7664536 | Character communication device | Kei Nakajima, Takao Miyoshi, Yuji Naka, Katsumi Yabuno | 2010-02-16 |
| 7203908 | Character communication device | Kei Nakajima, Takao Miyoshi, Yuji Naka, Katsumi Yabuno | 2007-04-10 |
| 6259431 | Image processor, game machine, image display method, and recording medium | Yukio Futatsugi, Yojiro Ogawa, Tatsuo Yamajiri | 2001-07-10 |