Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5716628 | Synergistic biocide composition containing pyrithione plus an additive | John D. Nelson, Michael W. Glynn, Robert W. Coughlin, Robert F. Vieth, Jon R. Geiger | 1998-02-10 |
| 5540920 | Synergistic biocide composition containing pyrithione plus an additive | John D. Nelson, Michael W. Glynn, Robert W. Coughlin, Robert F. Vieth, Jon R. Geiger | 1996-07-30 |