Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6935234 | Lithographic newspaper printing press | Peter Walter Walczak, Charles Henry Dufour, Michael J. Stevenson, Roland Thomas Palmatier | 2005-08-30 |
| 6868783 | Printing press with multiple-image-carrying cylinder | Charles Henry Dufour | 2005-03-22 |
| 6851362 | Printing cylinder with fanout compensation | Kenneth Waldo Brown, Charles Henry Dufour, Charles Reif Hammond, John James Sposato, Jr. | 2005-02-08 |