JH

John R. Hacker

DC Donaldson Company: 6 patents #2 of 125Top 2%
AS Advanced Filtration Systems: 4 patents #1 of 6Top 20%
Caterpillar: 4 patents #10 of 710Top 2%
📍 Minneapolis, MN: #9 of 497 inventorsTop 2%
🗺 Minnesota: #186 of 5,843 inventorsTop 4%
Overall (2011): #11,632 of 364,097Top 4%
6
Patents 2011

Issued Patents 2011

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
D648822 Fuel filter Christopher J. Salvador, Randall W. Heibenthal, Dennis M. Deedrich, David B. Harder, Richard J. Eisenmenger 2011-11-15
D646750 Fuel filter Christopher J. Salvador, Randall W. Heibenthal, Dennis M. Deedrich, David B. Harder, Richard J. Eisenmenger 2011-10-11
D646751 Filter Christopher J. Salvador, Randall W. Heibenthal, Dennis M. Deedrich, David B. Harder, Richard J. Eisenmenger 2011-10-11
D646350 Filter Christopher J. Salvador, Randall W. Heibenthal, Dennis M. Deedrich, David B. Harder, Richard J. Eisenmenger 2011-10-04
7955502 Liquid filter arrangement and methods Enrico Greco, Fabrizio Buratto, Mauro Cantoni, Christian Guernieri, John F. Connelly 2011-06-07
7886610 Differential pressure gauge for filter Michael J. Gustafson 2011-02-15