Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5422099 | Compositions comprising vitamin D precursors and the use thereof | Michael F. Holick, Xiao Q. Tian | 1995-06-06 |
| 5167953 | Compositions comprising tachysteral and the use thereof to provide vitamin D | Michael F. Holick, Xiao Q. Tian | 1992-12-01 |