SC

Stephen J. Campbell

HI Heartland Industries: 1 patents #2 of 2Top 100%
📍 Needham, MA: #14 of 47 inventorsTop 30%
🗺 Massachusetts: #885 of 3,963 inventorsTop 25%
Overall (1994): #66,640 of 165,921Top 45%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5375381 Building kit Owen H. Park 1994-12-27