DW

David E. Walrath

BV Big Horn Valve: 1 patents #1 of 3Top 35%
📍 Stow, MA: #9 of 32 inventorsTop 30%
🗺 Massachusetts: #1,861 of 6,881 inventorsTop 30%
Overall (2003): #238,443 of 273,478Top 90%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6557576 Apparatus and method of flow control through a valve William R. Lindberg, Robert K. Burgess 2003-05-06