Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6825002 | Process for producing carotenoid pigments | Akira Tsubokura | 2004-11-30 |
| 6706278 | Pigment- containing materials to be added to feeds | Akira Tsubokura, Hisashi Yoneda | 2004-03-16 |