Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7485738 | Method for preparing high-content food-grade zeaxanthin | Xinde Xu, Lihua Zhang, Di Zhou, Shuangming Ye, Chiyu Ding +2 more | 2009-02-03 |
| 7271298 | Process for isolation and purification of xanthophyll crystals from plant oleoresin | Xinde Xu, Bin Shao, Di Zhou, Shuangming Ye, Yanfeng Wang | 2007-09-18 |