TO

Thomas R. Olson

DC Donaldson Company: 2 patents #30 of 157Top 20%
📍 Prior Lake, MN: #14 of 66 inventorsTop 25%
🗺 Minnesota: #1,437 of 7,575 inventorsTop 20%
Overall (2020): #114,055 of 565,922Top 25%
2
Patents 2020

Issued Patents 2020

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10675578 Pulse jet air cleaner systems; evacuation valve arrangements; air cleaner components; and, methods Fred H. Wahlquist, Jason DeGuelle 2020-06-09
10589209 Air cleaner arrangements; serviceable filter elements; and, methods Randall Allen Engelland, Gary R. Gillingham, Jim C. Rothman, Richard Lawrence Suydam 2020-03-17