Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8350114 | Separation system and method | Douglas G. Stewart, Grace Chao, Stephen W. Sohn, Robert J. L. Noe | 2013-01-08 |
| 8211312 | Separation system and method | Douglas G. Stewart, Grace Chao, Stephen W. Sohn, Robert J. L. Noe | 2012-07-03 |