Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6296769 | Multi-chambered supercritical fluid extraction cartridge and processes using it | Henry L. Walters, Dale L. Clay, Robert W. Allington | 2001-10-02 |
| 5932095 | Multi-chambered supercritical fluid extraction cartridge | Henry L. Walters, Dale L. Clay, Robert W. Allington | 1999-08-03 |