DR

Don C. Rowlett

KE Kennametal: 34 patents #6 of 844Top 1%
FL Flexi-Coil: 2 patents #22 of 48Top 50%
VM Vermeer Manufacturing: 2 patents #148 of 366Top 45%
FT F.P. Bourgault Tillage Tools: 1 patents #6 of 13Top 50%
📍 Bedford, PA: #1 of 60 inventorsTop 2%
🗺 Pennsylvania: #1,398 of 74,527 inventorsTop 2%
Overall (All Time): #98,831 of 4,157,543Top 3%
35
Patents All Time

Issued Patents All Time

Showing 26–35 of 35 patents

Patent #TitleCo-InventorsDate
5429199 Cutting bit and cutting insert Daniel C. Sheirer, Wayne H. Beach 1995-07-04
5325799 Seed boot insert 1994-07-05
5314029 Pyramidal shaped, hardened insert for an agricultural tool 1994-05-24
5310009 Agricultural insert 1994-05-10
5297637 Agricultural disc blade 1994-03-29
5159985 Agricultural insert 1992-11-03
5131725 Rotatable cutting tool having an insert with flanges Stephen P. Stiffler, Wayne H. Beach 1992-07-21
5005622 Block and locking mechanism for a stump grinding cutter bit and method of securing and retaining Wayner H. Beach, Leroy E. Den Besten 1991-04-09
4917196 Excavating tooth for an earth auger Stephen P. Stiffler, Wayne H. Beach, Steven D. Shirk 1990-04-17
4715450 Grader blade with casting/insert assembly on leading edge Robert P. Hallissy, Edmund Isakov, Earle W. Stephenson 1987-12-29