GT

Gregory S. Tronnes

DC Donaldson Company: 2 patents #21 of 146Top 15%
📍 Bloomington, MN: #13 of 84 inventorsTop 20%
🗺 Minnesota: #807 of 5,562 inventorsTop 15%
Overall (2025): #124,526 of 469,880Top 30%
2
Patents 2025

Issued Patents 2025

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12239930 Filter media with improved dust loading Robert M. Rogers, Aflal Rahmathullah 2025-03-04
12233367 Filter media, elements, and methods Qiong Gao, Richard Dejong, Jason A. Tiffany, Giancarlo M. Izzi 2025-02-25