Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7399615 | Animal component free meningococcal polysaccharide fermentation and seedbank development | Richard C. Egen, Willie Wei Qiang Sun | 2008-07-15 |
| 6933137 | Animal component free meningococcal polysaccharide fermentation and seedbank development | Richard C. Egen, Willie Wei Qiang Sun | 2005-08-23 |