Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7114533 | Densification of aerated powders using positive pressure | James W. Bates | 2006-10-03 |
| 6981666 | Titanium dioxide slurries | Jeffrey Austin Engle | 2006-01-03 |
| 6843282 | Densification of aerated powders using positive pressure | James W. Bates | 2005-01-18 |
| 6699317 | Titanium dioxide slurries | Jeffrey Austin Engle | 2004-03-02 |
| 5730796 | Durable pigmentary titanium dioxide and methods of producing the same | John R. Brand, Roger A. Baldwin | 1998-03-24 |
| 5544817 | Zirconium silicate grinding method and medium | Phillip M. Story | 1996-08-13 |
| 5203916 | Titanium dioxide pigment and method of preparation | Kelly A. Green | 1993-04-20 |
| 5030439 | Method for producing particulate titanium oxides | — | 1991-07-09 |
| 4923518 | Chemically inert pigmentary zinc oxides | John R. Brand, James W. Kauffman | 1990-05-08 |