RA

Randy W. Arnold

JM Joy Global Underground Mining: 5 patents #14 of 130Top 15%
JD Joy Mm Delaware: 3 patents #25 of 162Top 20%
Overall (All Time): #634,207 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10677054 Cutting bit assembly James E. Folkerts, John R. Frederick, John Hallberg, James Krellner, David Meade +7 more 2020-06-09
10422222 Service tool for cutting bit assembly Michael L. O'Neill 2019-09-24
10144316 Seat modules for a mining vehicle Adam S. Peterson, Douglas Anderson, Terry M. Thomas, Darin M. Sutton 2018-12-04
10053983 Cutting bit assembly Michael L. O'Neill 2018-08-21
9995137 Service tool for cutting bit assembly Michael L. O'Neill 2018-06-12
9765618 Cutting bit assembly Michael L. O'Neill 2017-09-19
9415939 Chain and flight conveyor James Krellner, Michael L. O'Neill 2016-08-16
8985263 Seat module for a mining vehicle Adam S. Peterson, Douglas Anderson, Terry M. Thomas, Darin M. Sutton 2015-03-24