HD

H. Judson Buttner, deceased

JM Judco Manufacturing: 1 patents #9 of 15Top 60%
📍 Beaverton, OR: #2,113 of 3,140 inventorsTop 70%
🗺 Oregon: #17,068 of 28,073 inventorsTop 65%
Overall (All Time): #3,838,002 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5263267 Method and apparatus for reducing volatile content of sewage sludge and other feed materials Thomas E. Buttner, Christopher A. Mc.Clure, James G. McCain, Arnold B. Nordstrom, R. Leon Williams 1993-11-23