Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6776886 | Method for treating colored liquid and apparatus for treating colored liquid | Akira Kuriyama, Yasutsugu Yamada, Etsuko Sugawa, Kinya Kato, Takeshi Imamura +1 more | 2004-08-17 |