Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE42775 | Isotropic pitch-based materials for thermal insulation | Charles C. Chiu, Irwin C. Lewis | 2011-10-04 |
| 8007658 | Reduced puffing needle coke from coal tar | Douglas J. Miller, Irwin C. Lewis, Aaron Tomasek, Richard L. Shao | 2011-08-30 |
| 8007659 | Reduced puffing needle coke from coal tar distillate | Douglas J. Miller, Irwin C. Lewis, Richard T. Lewis, Aaron Tomasek, Richard L. Shao | 2011-08-30 |
| 8007660 | Reduced puffing needle coke from decant oil | Douglas J. Miller, Irwin C. Lewis, Aaron Tomasek, Richard L. Shao | 2011-08-30 |