Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6284934 | Reducing meta content of isomeric mixtures of halo substituted alkylbenzenes | Michael J. Fifolt, William S. Derwin, Viesturs Lesins, Arthur H. Morth, David Y. Tang +2 more | 2001-09-04 |
| 6156945 | Method of making high purity 2,4- and 3,4-dichlorotoluene | Viesturs Lesins, Arthur H. Morth, David Y. Tang, Mark E. Lindrose, William L. Rueter +4 more | 2000-12-05 |
| 6130361 | Reducing meta content of isomeric mixtures of halo substituted toluenes | Viesturs Lesins, David Y. Tang, Arthur H. Morth, Mark E. Lindrose, William L. Rueter | 2000-10-10 |