Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7968066 | Method for production of alkali metal chromates | Yi Zhang, Shili Zheng, Tao QI, Huiquan Li, Hongbin Xu +1 more | 2011-06-28 |
| 7183074 | Gas dual-dynamic solid state fermentation technique and apparatus | Hongzhang Chen | 2007-02-27 |