DH

David P. Hartman

HD Hunter Douglas: 1 patents #28 of 56Top 50%
📍 Ashland, MA: #26 of 58 inventorsTop 45%
🗺 Massachusetts: #5,264 of 14,267 inventorsTop 40%
Overall (2019): #497,014 of 560,194Top 90%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10391719 Process and system for manufacturing a roller blind Wendell B. Colson, Paul G. Swiszcz, Michael Robert Stanczyk 2019-08-27