WJ

William H. Hockenberry, Jr.

SS Sioux Steel: 2 patents #12 of 37Top 35%
📍 Sioux Falls, SD: #169 of 532 inventorsTop 35%
🗺 South Dakota: #678 of 2,308 inventorsTop 30%
Overall (All Time): #2,247,433 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5882142 Containment dike assembly and method for construction thereof Donald J. Siglin, Gary D. Seeba, Gerry D. Breen 1999-03-16
D295007 Wall-mounted foldable work bench Robert E. Hardy, Duane J. Walhof, Terry A. Adams, David A. Kocak, Donald J. Siglin +7 more 1988-04-05