Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6019835 | Cement compositions and biodegradable dispersants therefor | Jiten Chatterji, D. Chad Brenneis, Dennis W. Gray, Stuart E. Lebo, Jr. | 2000-02-01 |
| 5688999 | Production of oxidized humic acids by an oxygen-alkali process | Stuart E. Lebo, Jr., Kevin Robert Wirtz | 1997-11-18 |