Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7214379 | Method for the purification of marigold oleoresin | Kazuhiro Fujiwara, Koichi Harada | 2007-05-08 |
| 7112689 | Method for the production of a lutein-fatty acid ester concentrate | Koichi Harada, Tadamichi Sonoda | 2006-09-26 |