JB

James Franklin Bierl

JD John Deere: 9 patents #487 of 5,518Top 9%
PB Peer Bearing: 1 patents #7 of 28Top 25%
Overall (All Time): #577,658 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8353639 Turnbuckle lock Francis J. Kelly, Anthony Scott Royer 2013-01-15
7258491 Bearing seal assembly for agricultural applications Jordan Eric Gutowski, Philip David Cox, Jarrod R. Ruckle 2007-08-21
7073949 Disk blade bearing hub assembly Jarrod R. Ruckle, Philip David Cox 2006-07-11
7036604 Structure for converting an integral implement to a drawn type David L. Steinlage 2006-05-02
6932512 Agricultural rockshaft bearing block structure and wear inserts therefor Philip David Cox 2005-08-23
6578642 Rear mounted attachment with single acting cylinder Philip David Cox, Matthew Bryant Jones 2003-06-17
6003616 Wheel arm assembly interchangeable between walking beam and straight tandem configurations Garrett Lee Goins 1999-12-21
5992535 Dual acting implement leveling system with transport stabilization Garrett Lee Goins 1999-11-30
4842077 Disk harrow standard for support beams of different cross sections Willard Peterson 1989-06-27