Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6829062 | Color conversion device and color conversion method | Shuichi Kagawa, Yoshiko Hatano, Hiroaki Sugiura, Kazuya Maeshima, Takashi Okamoto | 2004-12-07 |
| 6766049 | Color conversion device and method | Shuichi Kagawa, Yoshiko Hatano, Hiroaki Sugiura | 2004-07-20 |