BD

Brian L. Douglass

PR Prinsco: 3 patents #2 of 12Top 20%
UN Unknown: 3 patents #7,366 of 83,584Top 9%
📍 Willmar, MN: #15 of 93 inventorsTop 20%
🗺 Minnesota: #9,275 of 52,454 inventorsTop 20%
Overall (All Time): #614,416 of 4,157,543Top 15%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
D1053304 Septic chamber 2024-12-03
D1036616 Septic chamber 2024-07-23
11795679 Asymmetric leaching chamber for onsite wastewater management system 2023-10-24
11548697 Micro-spill prevention trough and method of use James Darwin Klosterbuer 2023-01-10
10961029 Micro-spill prevention trough and method of use James Darwin Klosterbuer 2021-03-30
D882289 Micro-spill prevention trough James Darwin Klosterbuer 2020-04-28
10391695 Retracting extruder barrel with cooling features Carl Raymond Douglass, III 2019-08-27
9469071 Fused filament fabrication system and method Carl Raymond Douglass, III 2016-10-18