Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8334124 | Modified Aspergillus niger phytase | Abul H. J. Ullah, Xin LEI | 2012-12-18 |
| 7736680 | Using mutations to improve Aspergillus phytases | Xingen Lei, Abul H. J. Ullah | 2010-06-15 |
| 7309505 | Using mutations to improve Aspergillus phytases | Xingen Lei, Abul H. J. Ullah | 2007-12-18 |