Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6936640 | Biguanide/quaternary ammonium containing copolymeric biocides and use thereof in pharmaceutical compositions | Nathaniel D. McQueen | 2005-08-30 |
| 6916958 | Aminobiguanides and the use thereof to disinfect contact lenses and preserve pharmaceutical compositions | Nissanke L. Dassanayake, Nathaniel D. McQueen, Ronald L. Schlitzer | 2005-07-12 |