Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5693207 | Catalyst preparation | William J. Rozell | 1997-12-02 |
| 5651871 | Process for graining and anodizing a metal plate | William J. Rozell, Robert F. Gracia | 1997-07-29 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5693207 | Catalyst preparation | William J. Rozell | 1997-12-02 |
| 5651871 | Process for graining and anodizing a metal plate | William J. Rozell, Robert F. Gracia | 1997-07-29 |