Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5925151 | Detergent additive compositions for diesel fuels | Sheldon Herbstman, Benjamin J. Kaufman, Brian L. Papke | 1999-07-20 |
| 5438028 | Method of enhancing finished catalysts | Jeffrey G. Weissman, Thomas G. Nelson, Denise C. Tebbens | 1995-08-01 |
| 5389592 | Method of enhancing the activity of regenerated catalysts | Jeffrey G. Weissman, Max R. Cesar | 1995-02-14 |