Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1006395 | Grave marker | — | 2023-11-28 |
| 5068215 | Catalyst for upgrading low molecular weight hydrocarbons | Joseph P. Bartek, James F. Brazdil, Robert K. Grasselli | 1991-11-26 |
| 4886931 | Upgrading low molecular weight hydrocarbons | Joseph P. Bartek, James F. Brazdil, Robert K. Grasselli | 1989-12-12 |