Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6783836 | Pretreated sheet product for lithographic plates | Sallie L. Blake, Robert E. Bombalski, Joseph D. Guthrie, Daniel L. Serafin | 2004-08-31 |
| 6749992 | Printing plate | Sallie L. Blake, Daniel L. Serafin, Jean Ann Skiles, Robert E. Bombalski, Clinton Zediak +2 more | 2004-06-15 |
| 6673519 | Printing plate having printing layer with changeable affinity for printing fluid | Sallie L. Blake, Robert E. Bombalski, Daniel L. Serafin, Jean Ann Skiles | 2004-01-06 |