DF

Douglas D. Fletcher

3M: 1 patents #451 of 1,276Top 40%
📍 Woodbury, MN: #127 of 327 inventorsTop 40%
🗺 Minnesota: #2,374 of 7,038 inventorsTop 35%
Overall (2021): #471,880 of 548,734Top 90%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11202982 Air filter condition sensing Jonathan B. Arthur, Karl W. Bloedorn, Jayant Chakravarty, Gene B. Portelli, Dennis M. Glass +5 more 2021-12-21