GK

Greg Koppelaar

Overall (All Time): #1,354,585 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11904501 Mobile aggregate hopper with arcuate side walls Kevin Koppelaar, Mark Pennings, Ron Dorombozi, Gregory D. Gall, Nathan den Hollander 2024-02-20
11518065 Mobile aggregate hopper with arcuate side walls Kevin Koppelaar, Mark Pennings, Ron Dorombozi, Gregory D. Gall, Nathan den Hollander 2022-12-06
10150660 Parallel lift turret mount Kevin Koppelaar, Ron Dorombozi, Gregory D. Gall, John Vanderkolk 2018-12-11