DL

David H. Leifheit

SS S. C. Johnson & Son: 1 patents #96 of 224Top 45%
📍 Racine, WI: #37 of 111 inventorsTop 35%
🗺 Wisconsin: #1,040 of 3,572 inventorsTop 30%
Overall (2011): #322,002 of 364,097Top 90%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D643099 Filter frame for a dust removal and prevention device Julie L. Bates 2011-08-09