SS

Steven D. Shirk

KE Kennametal: 6 patents #140 of 844Top 20%
📍 Altoona, PA: #14 of 148 inventorsTop 10%
🗺 Pennsylvania: #13,581 of 74,527 inventorsTop 20%
Overall (All Time): #891,116 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
5310015 Insert spacer assembly Gerald L. Woods 1994-05-10
5226489 Insert spacer assembly Gerald L. Woods 1993-07-13
5184925 Insert and insert support bar Gerald L. Woods 1993-02-09
5007685 Trenching tool assembly with dual indexing capability Wayne H. Beach 1991-04-16
4998574 Cutting bit and block mount Wayne H. Beach 1991-03-12
4917196 Excavating tooth for an earth auger Stephen P. Stiffler, Wayne H. Beach, Don C. Rowlett 1990-04-17