JH

John R. Hacker

DC Donaldson Company: 3 patents #6 of 121Top 5%
📍 Minneapolis, MN: #53 of 881 inventorsTop 7%
🗺 Minnesota: #670 of 6,876 inventorsTop 10%
Overall (2022): #76,108 of 548,613Top 15%
3
Patents 2022

Issued Patents 2022

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11491423 Filter cartridge for liquid filtration; assembly; and, methods 2022-11-08
11400394 Spin-on filter with external threads and methods Brian Tucker, Bradley S. Honermann, Gary H. Gift, Brent A. Gulsvig, Kent Mehlhop +1 more 2022-08-02
11344829 Spin-on filter with external threads and methods Brian Tucker, Bradley S. Honermann, Gary H. Gift, Brent A. Gulsvig, Kent Mehlhop +1 more 2022-05-31