Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5320946 | Method and element for assay of catechol and catechol generating substances | Daniel S. Daniel | 1994-06-14 |
| 5294540 | Ethanol analytical element | Daniel S. Daniel, Karen L. Warren | 1994-03-15 |