Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6833011 | Activated, coal-based carbon foam | Janusz Wladyslaw Plucinski | 2004-12-21 |
| 6833012 | Petroleum pitch-based carbon foam | — | 2004-12-21 |
| 6814765 | Cellular coal products and processes | — | 2004-11-09 |
| 6749652 | Cellular coal products and processes | — | 2004-06-15 |