Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6416568 | Hydrogen recycle and acid gas removal using a membrane | Janice L. Kasbaum, Kay A. Johnson | 2002-07-09 |
| 6409912 | Integration of solvent deasphalting, gasification, and hydrotreating | Kay A. Johnson | 2002-06-25 |
| 6348439 | High alkaline hair compositions for increased fullness and body | Peter J. Rousso | 2002-02-19 |