RB

Ric Boyd

JM Joy Global Underground Mining: 2 patents #37 of 130Top 30%
Overall (All Time): #1,925,511 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10876399 Mining machine with multiple cutter heads Peter A. Lugg, Geoffrey W. Keech, Bradley M. Neilson, Nagy Daher 2020-12-29
10415384 Mining machine with multiple cutter heads Peter A. Lugg, Geoffrey W. Keech, Bradley M. Neilson, Nagy Daher 2019-09-17