Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5286254 | Drug delivery apparatus and method | James Edward Shapland, Mark B. Knudson | 1994-02-15 |
| 5282785 | Drug delivery apparatus and method | James Edward Shapland, Mark B. Knudson, Keith R. Hildebrand | 1994-02-01 |