Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5360320 | Multiple solvent delivery system | Robert W. Allington | 1994-11-01 |
| 5296145 | Apparatus and method for supercritical fluid extraction | Robert W. Allington, Robin R. Winter, Dale L. Clay | 1994-03-22 |