WB

Walter Birdsell

DU Duracraft: 1 patents #12 of 20Top 60%
📍 Marlborough, MA: #9 of 37 inventorsTop 25%
🗺 Massachusetts: #1,083 of 4,501 inventorsTop 25%
Overall (1997): #62,235 of 185,788Top 35%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D384733 Portable space heater Rodney Jane, Stephen Boyle, Zhiwei Xu, Jui-Shang Wang, Richard M. O'Grady +1 more 1997-10-07