NS

Norbert Sann

HG Hydac Filtertechnik Gmbh: 20 patents #2 of 87Top 3%
SI Schroeder Industries: 1 patents #30 of 52Top 60%
Overall (All Time): #207,873 of 4,157,543Top 5%
21
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10617976 Filter apparatus Martin BRAUNE 2020-04-14
10335721 Filter element for a filter device Dirk Röder 2019-07-02
10201769 Filter device Dirk Röder 2019-02-12
10005010 Filter device Christian Schneider 2018-06-26
9884274 Filter apparatus Martin BRAUNE 2018-02-06
9808749 Device for the suction filtration of fluids Viktor Lauer, Stefan Hennes, Michael Sakraschinsky, Alexander Wohlers, Paul F. Seibold 2017-11-07
9643109 Filter device Dirk Röder 2017-05-09
RE46080 Filtering apparatus and filter element Patrick Maurer 2016-07-26
9393508 Filter device Dirk Röder 2016-07-19
9044695 Filter device and filter element for use with such a filter device Volker Backes 2015-06-02
8840787 Filter device, in particular return line suction filter, and filter element for use in such a filter device Hans-Peter Eberle 2014-09-23
8550255 Filter device and filter element Michael Sakraschinsky 2013-10-08
8449765 Filter with data storage provided with an antenna for transmitting signals Micha Kreibig 2013-05-28
7997421 Filtering apparatus and filter element Patrick Maurer 2011-08-16
7926515 Modular unit Artur Jung 2011-04-19
7279091 Filter device Werner Wilkendorf 2007-10-09
7252759 In-tank return line filter element and hydraulic reservoir with same Steven R. Evanovich, Augustus O. Schroeder, Michael Sakraschinsky, Christopher B. Bortnik, Joseph Francis Ickes 2007-08-07
7022228 Filter device Stefan Hennes, Michael Sakraschinsky, Patrik Maurer 2006-04-04
6932900 Filter device Martin Reik, Stefan Hennes, Karl-Heinz Leichner 2005-08-23
5560824 Filter device with closing arrangement and key opening connection Jurgen Hausdorf 1996-10-01
5200067 Device for mounting a filter element 1993-04-06