Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6840766 | Refractory vessel and lining therefor | Zia Abdullah | 2005-01-11 |
| 6725787 | Refractory vessel and lining therefor | Zia Abdullah | 2004-04-27 |
| 6705241 | Torispherical dome for refractory vessel | Zia Abdullah | 2004-03-16 |
| 6540510 | Hemispherical dome for refractory vessel | Zia Abdullah | 2003-04-01 |