WH

William C. Haberkamp

CI Cummins Filtration Ip: 16 patents #29 of 460Top 7%
FL Fleetguard: 16 patents #4 of 210Top 2%
3M: 2 patents #5,326 of 11,543Top 50%
UM University of Minnesota: 2 patents #696 of 2,951Top 25%
📍 Marie White Subdivision, TN: #1 of 2 inventorsTop 50%
🗺 Tennessee: #304 of 20,272 inventorsTop 2%
Overall (All Time): #101,440 of 4,157,543Top 3%
34
Patents All Time

Issued Patents All Time

Showing 1–25 of 34 patents

Patent #TitleCo-InventorsDate
12427457 Adhesive alloys and filter medias including such adhesive alloys Kan Wang 2025-09-30
11739451 Nonwoven web with bimodal fiber distribution Kan Wang 2023-08-29
10953356 Gradient nanofiber filter media Eric A. Janikowski, Barry M. Verdegan, Christopher E. Holm, Huanling Liu, Kyle Ellison +1 more 2021-03-23
10760208 Tuning surface properties of melt blown polyester fibers by hydrolysis and solution grafting Zaifei Wang, Frank S. Bates, Christopher W. Macosko, Kan Wang, Christopher E. Holm 2020-09-01
10537837 Gradient nanofiber filter media Eric A. Janikowski, Barry M. Verdegan, Christopher E. Holm, Huanling Liu, Kyle Ellison +1 more 2020-01-21
10391434 Composite filter media utilizing bicomponent fibers Eric A. Janikowski, Kyle Ellison, Barry M. Verdegan, Christopher E. Holm 2019-08-27
10227725 Tuning surface properties of melt blown polyester fibers by hydrolysis and solution grafting Zaifei Wang, Frank S. Bates, Christopher W. Macosko, Kan Wang, Christopher E. Holm 2019-03-12
10058808 Composite filter media utilizing bicomponent fibers Eric A. Janikowski, Kyle Ellison, Barry M. Verdegan, Christopher E. Holm 2018-08-28
9987578 Gradient nanofiber filter media Eric A. Janikowski, Barry M. Verdegan, Christopher E. Holm, Huanling Liu, Kyle Ellison +1 more 2018-06-05
8678202 Modular filter elements for use in a filter-in-filter cartridge Mark T. Wieczorek, Terry W. Shults, Jonathan D. Sheumaker, Barry M. Verdegan, Christopher E. Holm +1 more 2014-03-25
8590712 Modular filter elements for use in a filter-in-filter cartridge Mark T. Wieczorek, Terry W. Shults, Jonathan D. Sheumaker, Barry M. Verdegan, Christopher E. Holm +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, Jonathan D. Sheumaker, Barry M. Verdegan, Christopher E. Holm +1 more 2013-08-27
7913858 Acid-neutralizing filter media David M. Stehouwer, Barry M. Verdegan 2011-03-29
7879125 Filter with variable pleat depth Jerald J. Moy, Eric A. Janikowski, Mark A. Terres, Scott P. Heckel 2011-02-01
7806956 Tuning particulate filter performance through selective plugging and use of multiple particulate filters to reduce emissions and improve thermal robustness Matthew L. Anderson, Thomas M. Yonushonis, Z. Gerald Liu, Bryan E. Blackwell, Roger D. England +1 more 2010-10-05
7754123 High performance filter media with internal nanofiber structure and manufacturing methodology Barry M. Verdegan, Stephen L. Fallon, Byron A. Pardue 2010-07-13
7674425 Variable coalescer Brian W. Schwandt, Christopher E. Holm, Tadeusz Jaroszczyk, Eric A. Janikowski, Kwok-Lam Ng +5 more 2010-03-09
7648546 Filter with variable pleat depth Jerald J. Moy, Eric A. Janikowski, Mark A. Terres, Scott P. Heckel 2010-01-19
7434697 Disposable, spin-on filter Ismail C. Bagci, Kevin C. South, Gregory W. Hoverson, Byron A. Pardue, Yves Ruellou +1 more 2008-10-14
7258719 Filter and forming system Robert K. Miller, Z. Gerald Liu, Barry M. Verdegan, Murray R. Schukar, A. Caner Demirdogen 2007-08-21
7250126 Acid-neutralizing filter media David M. Stehouwer, Barry M. Verdegan 2007-07-31
7235124 High temperature nanofilter, system and method Z. Gerald Liu, Matthew P. Henrichsen, Elaine M. Yorkgitis, Robert K. Miller, Thomas E. Wood +2 more 2007-06-26
7211226 Catalyst and filter combination Z. Gerald Liu, Robert K. Miller, Barry M. Verdegan 2007-05-01
7052532 High temperature nanofilter, system and method Z. Gerald Liu, Matthew P. Henrichsen, Elaine M. Yorkgitis, Robert K. Miller, Thomas E. Wood +2 more 2006-05-30
6946012 Filter and forming system Robert K. Miller, Z. Gerald Liu, Barry M. Verdegan, Murray R. Schukar, A. Caner Demirdogen 2005-09-20