Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8388031 | High strength shovel and trowels | — | 2013-03-05 |
| D673018 | High strength shovels | — | 2012-12-25 |
| 7378122 | Tri-gum blend | Deborah L. Bernardini, Sharon Chait, Chris Graham, Laura M. Hansen | 2008-05-27 |
| 5188739 | Disposal of sewage sludge | Motasimur R. Khan, Christine C. Albert | 1993-02-23 |
| 5188741 | Treatment of sewage sludge | Motasimur R. Khan | 1993-02-23 |