DJ

David E. Johnson

3M: 1 patents #392 of 1,133Top 35%
📍 Indianapolis, IN: #128 of 414 inventorsTop 35%
🗺 Indiana: #699 of 2,507 inventorsTop 30%
Overall (2002): #234,722 of 266,432Top 90%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6352471 Abrasive brush with filaments having plastic abrasive particles therein Donna W. Bange, Mara E. Liepa, Richard M. Pihl 2002-03-05