AV

Alex R. Vandegrift

JD John Deere: 3 patents #43 of 765Top 6%
📍 Davenport, IA: #2 of 39 inventorsTop 6%
🗺 Iowa: #122 of 1,700 inventorsTop 8%
Overall (2022): #89,941 of 548,613Top 20%
3
Patents 2022

Issued Patents 2022

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11505917 Work vehicle magnetorheological fluid joystick systems having adjustable joystick return positions Brett S. Graham 2022-11-22
11499294 Work vehicle magnetorheological fluid joystick systems operable in modified joystick stiffness modes Craig Christofferson, Amy K. Jones, Anthony K. Kraft, Brett S. Graham, Christopher Benson +4 more 2022-11-15
11286641 Attachment-configurable system for a work machine John R. Mahrenholz, Brett S. Graham, Nicholas Rokusek, Christopher J. Meyer 2022-03-29