CH

Christopher E. Holm

CI Cummins Filtration Ip: 66 patents #3 of 460Top 1%
NI Nelson Industrial: 7 patents #10 of 105Top 10%
FL Fleetguard: 5 patents #24 of 210Top 15%
UM University of Minnesota: 2 patents #696 of 2,951Top 25%
📍 Madison, WI: #13 of 4,527 inventorsTop 1%
🗺 Wisconsin: #127 of 40,088 inventorsTop 1%
Overall (All Time): #22,540 of 4,157,543Top 1%
80
Patents All Time

Issued Patents All Time

Showing 51–75 of 80 patents

Patent #TitleCo-InventorsDate
8678202 Modular filter elements for use in a filter-in-filter cartridge Mark T. Wieczorek, Terry W. Shults, William C. Haberkamp, Jonathan D. Sheumaker, Barry M. Verdegan +1 more 2014-03-25
8590712 Modular filter elements for use in a filter-in-filter cartridge Mark T. Wieczorek, Terry W. Shults, William C. Haberkamp, Jonathan D. Sheumaker, Barry M. Verdegan +1 more 2013-11-26
8517185 Two stage fuel water separator and particulate filter utilizing pleated nanofiber filter material Mark T. Wieczorek, Terry W. Shults, William C. Haberkamp, Jonathan D. Sheumaker, Barry M. Verdegan +1 more 2013-08-27
8241411 Multistage variable impactor Stephanie L. Faber, Bradley A. Smith, Brian W. Schwandt, Peter K. Herman 2012-08-14
8191537 Crankcase ventilation system with variable blower for increased efficiency Jerald J. Moy, Scott P. Heckel, Kelly R. Schmitz, Anthony Barreteau 2012-06-05
8118909 Multistage variable impactor Stephanie L. Faber, Bradley A. Smith, Brian W. Schwandt, Peter K. Herman 2012-02-21
8061530 Filtration sealing system Caryn J. Kindkeppel, Brian W. Schwandt, Thomas J. Braun, Pathikrit T. Banerjee, Buwa A. Baldeh 2011-11-22
7964009 Inertial gas-liquid separator with axially variable orifice area Peter K. Herman, Scott P. Heckel, Michael J. Connor, Chirag D. Parikh, Bradley A. Smith +2 more 2011-06-21
7935165 Multistage variable impactor Stephanie L. Faber, Bradley A. Smith, Brian W. Schwandt, Peter K. Herman 2011-05-03
7870850 Crankcase ventilation system with pumped scavenged oil Peter K. Herman, Michael J. Connor, Mark V. Holzmann 2011-01-18
7849841 Crankcase ventilation system with engine driven pumped scavenged oil Mark V. Holzmann, Ryan W. Rutzinski, Michael James Conner, Bradley T. Clark 2010-12-14
7828865 Gas-liquid separator with dual flow impaction and coalescence Daniel Y. Hodges, Matthew T. VandenBush, Brian W. Schwandt, Peter K. Herman, Merwyn I. Coutinho 2010-11-09
7810477 Oil mist removal device with oil fill Craig R. Knauf, Chirag D. Parikh, Mark V. Holzmann 2010-10-12
7776139 Separator with transfer tube drainage Brian W. Schwandt, Mark V. Holzmann, Michael J. Connor 2010-08-17
7699029 Crankcase ventilation system with pumped scavenged oil Peter K. Herman, Michael J. Connor, Mark V. Holzmann 2010-04-20
7674425 Variable coalescer Brian W. Schwandt, Tadeusz Jaroszczyk, Eric A. Janikowski, Kwok-Lam Ng, Barry M. Verdegan +5 more 2010-03-09
7648543 Multistage variable impactor Stephanie L. Faber, Bradley A. Smith, Brian W. Schwandt, Peter K. Herman 2010-01-19
7614390 Two stage drainage gas-liquid separator Mark V. Holzmann, Brian W. Schwandt 2009-11-10
7406960 Oil mist removal device with oil fill Craig R. Knauf, Chirag D. Parikh, Mark V. Holzmann 2008-08-05
7377954 Performance air filtration cartridge Larry T. Gunderson, Kelly R. Schmitz, Zakir Ahmad Quabili, C. Raymond Cheng 2008-05-27
7323105 High capacity direct flow filter with maintained channel width Eric A. Janikowski, Jason E. Dorgan, Z. Gerald Liu 2008-01-29
7238216 Variable flow inertial gas-liquid impactor separator Gerard Malgorn, Jean-Luc Guichaoua, Peter K. Herman, Brian W. Schwandt 2007-07-03
6478018 Multi-peripheral perimeter sealed flat panel coalescing filter element Jeffrey A. Fedorowicz, G. Michael Gron, Jr., Mark V. Holzmann, Kendall M. McBroom 2002-11-12
6478019 Flat low profile diesel engine crankcase ventilation filter Jeffrey A. Fedorowicz, G. Michael Gron, Jr., Mark V. Holzmann, Raymond C. Shute, Lawrence P. Tracy +1 more 2002-11-12
6354283 Diesel engine modular crankcase ventilation filter Charles W. Hawkins, Gregory W. Hoverson 2002-03-12