Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8596468 | Composite caustic silica gel manufacturing method and gels made thereby | Duen-Wu Hua | 2013-12-03 |
| 6171384 | High surface area silicate pigment and method | Donald Conley, Barry Preston, Michael C. Withiam | 2001-01-09 |