DN

Douglas J. Nagel

DC Donaldson Company: 4 patents #253 of 695Top 40%
EP Electrolux Home Products: 2 patents #207 of 584Top 40%
📍 Waterloo, IA: #51 of 348 inventorsTop 15%
🗺 Iowa: #2,628 of 15,303 inventorsTop 20%
Overall (All Time): #798,331 of 4,157,543Top 20%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
12030009 Air cleaner assembly with restriction indicator Michael J. Lockert, Richard P. Manahan, Mark J. Gailloux, Steven K. Campbell 2024-07-09
11673086 Air cleaner assembly with restriction indicator Michael J. Lockert, Richard P. Manahan, Mark J. Gailloux, Steven K. Campbell 2023-06-13
10653988 Air brake filter and method 2020-05-19
9818563 Swivel actuating pressure switch 2017-11-14
7972447 Screening arrangement for a dishwasher, and associated apparatus and method Gregory A. Meyer, John C. Bragg 2011-07-05
7918942 Drain valve for a dishwasher and associated apparatus and method Jason Duckworth, James L. Burrows 2011-04-05