AS

Andreas Schunk

HG Hydac Filter Systems Gmbh: 5 patents #1 of 13Top 8%
SI Schroeder Industries: 5 patents #10 of 52Top 20%
HG Hydac Filtertechnik Gmbh: 3 patents #17 of 87Top 20%
Overall (All Time): #403,196 of 4,157,543Top 10%
12
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11992792 Coalescing filter element and filter assembly therefore Chris Bortnik, Scott F. Surdick, Michael Schmitt, Steven R. Evanovich 2024-05-28
11801461 Pleated filter element having an additional structure Dominic Schneider, Nils Endric Schubert 2023-10-31
11617971 Method for degassing flowable fluids Martin HEGMANN 2023-04-04
11369898 Filter element Martin HEGMANN 2022-06-28
10786770 Coalescing filter element and filter assembly therefore Chris Bortnik, Scott F. Surdick, Michael Schmitt, Steven R. Evanovich 2020-09-29
10653981 Filter element Dominic Schneider 2020-05-19
9782693 Method of dewatering hydraulic, lubricating and petroleum based fluids using a positive pressure drying gas in a gravity operated, mobile, dewatering system Steven R. Evanovich, Martin Bauer, John Kazimierz Duchowski 2017-10-10
9718011 Coalescing filter element and filter assembly therefore Chris Bortnik, Scott F. Surdick, Michael Schmitt, Steven R. Evanovich 2017-08-01
9243633 Device for branching off a fluidic partial flow Frank Hiery, Helmut Mertens 2016-01-26
9150814 Filter apparatus Martin Bauer, John Kazimierz Duchowski 2015-10-06
8491785 Positive pressure, conditioned drying gas, gravity operated, mobile, dewatering system for hydraulic, lubricating and petroleum based fluids Steven R. Evanovich, Martin Bauer, John Kazimierz Duchowski 2013-07-23
7407058 Filter element for filtering fluids Helmut Mertens 2008-08-05