Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7465833 | Hydrogenation of aromatic amines to alicyclic amines using a lithium aluminate-based catalyst | Gamini Ananda Vedage, Hao Ding, Matthew John Engel, Eugene George Lutz | 2008-12-16 |
| 6316621 | Triethylenediamine production using phosphate catalysts | Hong-Xin Li, Richard Paul Underwood | 2001-11-13 |
| 6184416 | Lithium aluminate as a catalyst support for hydrogenation of aromatic amines | Hao Ding, John N. Armor, Dorai Ramprasad, Gamini Ananda Vedage, Frederick C. Wilhelm | 2001-02-06 |
| 6084096 | Triethylenediamine and piperazine synthesis using zeolite catalysts modified with a silicon-containing compound | Hong-Xin Li, Jose G. Santiesteban, John N. Armor | 2000-07-04 |
| 5917092 | Metal exchanged zeolite catalysts for alcohol amination | Gamini Ananda Vedage, Hong-Xin Li, John N. Armor | 1999-06-29 |