Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5462743 | Substance transfer system for topical application | Josephine S. Turner, John D. Zuccolin, Ruey S. Li | 1995-10-31 |
| 4536294 | Polymeric flocculants | James E. Guillet, Michael Heskins | 1985-08-20 |