DW

Dan Walters

PD Progressive Dynamics: 1 patents #2 of 8Top 25%
📍 Somerville, MA: #6 of 31 inventorsTop 20%
🗺 Massachusetts: #582 of 2,831 inventorsTop 25%
Overall (1989): #121,376 of 140,708Top 90%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4872099 Light fixture David A. Kelley, James G. Stephenson 1989-10-03