Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4819657 | Automatic allergy detection system | Thomas L. Kraft, Howard A. Vick | 1989-04-11 |
| 4809707 | Electrode for non-invasive allergy testing | Thomas L. Kraft, Howard A. Vick, Corrine Johnson | 1989-03-07 |