Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5679631 | Limonene and tetrahydrofurfurly alcohol cleaning agent | George W. Bohnert, Thomas E. Hand, Michael T. Powers | 1997-10-21 |
| 5591256 | High performance synthetic alkali metal alumino-silicate, methods and uses, compositions and high solids reaction methods of their preparation | Gary M. Freeman, Thad T. Broome, Kurt H. Moller | 1997-01-07 |