Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6638772 | Electrochemical test device | Joel S. Douglas, Jeffrey N. Roe | 2003-10-28 |
| 6582573 | Membrane based electrochemical test device | Joel S. Douglas, Jeffrey N. Roe, David A. Hasker | 2003-06-24 |