DD

Dennis M. Deedrich

AS Advanced Filtration Systems: 4 patents #1 of 6Top 20%
DC Donaldson Company: 4 patents #8 of 125Top 7%
Caterpillar: 4 patents #10 of 710Top 2%
📍 Champaign, IL: #6 of 107 inventorsTop 6%
🗺 Illinois: #321 of 6,921 inventorsTop 5%
Overall (2011): #28,839 of 364,097Top 8%
4
Patents 2011

Issued Patents 2011

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
D648822 Fuel filter Christopher J. Salvador, Randall W. Heibenthal, David B. Harder, John R. Hacker, Richard J. Eisenmenger 2011-11-15
D646750 Fuel filter Christopher J. Salvador, Randall W. Heibenthal, David B. Harder, John R. Hacker, Richard J. Eisenmenger 2011-10-11
D646751 Filter Christopher J. Salvador, Randall W. Heibenthal, David B. Harder, John R. Hacker, Richard J. Eisenmenger 2011-10-11
D646350 Filter Christopher J. Salvador, Randall W. Heibenthal, David B. Harder, John R. Hacker, Richard J. Eisenmenger 2011-10-04