RJ

Robert D. Johnston

DC Donaldson Company: 1 patents #39 of 136Top 30%
📍 Lakeville, MN: #30 of 73 inventorsTop 45%
🗺 Minnesota: #2,374 of 7,038 inventorsTop 35%
Overall (2021): #284,381 of 548,734Top 55%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11198083 Filter cartridges; air cleaner assemblies; housings; features; components; and, methods Daniel E. Adamek, Scott M. Brown, Matthew A. Kalis, Richard P. Manahan 2021-12-14