CD

Charles Henry Dufour

HD Heidelberg Druckmaschinen: 2 patents #55 of 353Top 20%
📍 Westerly, RI: #1 of 17 inventorsTop 6%
🗺 Rhode Island: #42 of 452 inventorsTop 10%
Overall (2003): #73,218 of 273,478Top 30%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6615731 Printing press with multi-plate plate cylinder Mark Bernard Dumais, Lev Zlatin, Glenn Alan Guaraldi 2003-09-09
6553908 Web fanout control system John Sheridan Richards 2003-04-29