Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7641743 | Compositions and methods for darkening and imparting corrosion-resistant properties to zinc or other active metals | Michelle PEARCE, Donald J. Guhde, Terry E. Dorsett | 2010-01-05 |