Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4994439 | Transmembrane formulations for drug administration | John P. Longenecker, Patricia A. Baldwin, William A. Lee | 1991-02-19 |
| 4600227 | Hand-held filter separating device | William Ennis | 1986-07-15 |