Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5690825 | Filtration method and apparatus | — | 1997-11-25 |
| 5653859 | Methods of analysis/separation | Ying-zong Huang, Xiao-Bo Wang, Ronald Pethig, Alastair R. MacGregor, Denise V. Pollard-Knight | 1997-08-05 |