Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9643171 | Method of making heteropoly acid compound catalysts | James W. Kauffman, Wugeng Liang, Lixia Cai | 2017-05-09 |
| 8178718 | Catalyst for oxidation of saturated and unsaturated aldehydes to unsaturated carboxylic acid, method of making and method of using thereof | Wugeng Liang, Paul E. Ellis, Jr. | 2012-05-15 |
| 7999133 | Methods for making unsaturated acids using catalysts for methacrolein oxidation | Scott A. Stevenson, Wugeng Liang, James W. Kauffman, Lixia Cai, Angie McGuffey | 2011-08-16 |
| 7923404 | Methods for preparing catalysts for methacrolein oxidation | Scott A. Stevenson, Wugeng Liang, James W. Kauffman, Lixia Cai, Angie McGuffey | 2011-04-12 |
| 7732367 | Catalyst for methacrolein oxidation and method for making and using same | Scott A. Stevenson, Wugeng Liang, James W. Kauffman, Lixia Cai, Angie McGuffey | 2010-06-08 |
| 7649111 | Catalyst for the oxidation of a mixed aldehyde feedstock to methacrylic acid and methods for making and using same | Wugeng Liang, Scott A. Stevenson, Angie McGuffey | 2010-01-19 |
| 7501377 | Mixed metal oxide catalysts for the production of unsaturated aldehydes from olefins | Wugeng Liang, Scott A. Stevenson, James W. Kauffman, John S. Ledford | 2009-03-10 |
| 7361791 | Mixed metal oxide catalysts for the production of unsaturated aldehydes from olefins | Wugeng Liang, Scott A. Stevenson, James W. Kauffman, John S. Ledford | 2008-04-22 |
| 7273829 | Catalyst for oxidation of saturated and unsaturated aldehydes to unsaturated carboxylic acid, method of making and method of using thereof | Wugeng Liang, Scott A. Stevenson | 2007-09-25 |
| 7232788 | Mixed metal oxide catalysts for the production of unsaturated aldehydes from olefins | Wugeng Liang, Scott A. Stevenson, James W. Kauffman, John S. Ledford | 2007-06-19 |