DH

David P. Hartman

HD Hunter Douglas: 1 patents #9 of 21Top 45%
📍 Ashland, MA: #6 of 15 inventorsTop 40%
🗺 Massachusetts: #1,783 of 6,384 inventorsTop 30%
Overall (2002): #235,143 of 266,432Top 90%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6382128 Apparatus for manufacturing an adjustable covering for architectural openings Wendell B. Colson 2002-05-07