IH

Ingvar Hallgren

AA Alfa Laval Corporate Ab: 15 patents #10 of 449Top 3%
HA Husqvarna Ab: 2 patents #244 of 690Top 40%
Overall (All Time): #255,216 of 4,157,543Top 7%
18
Patents All Time

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDate
10226724 Dust collector with a constant suction force Daniel Johansson 2019-03-12
10052579 Dust collector with a constant suction force Daniel Johansson 2018-08-21
8172917 Apparatus for the purification of gas while bleeding a crank housing Serge Kup, Mats-Örjan Pogén 2012-05-08
7875098 Centrifugal separator for cleaning of gas Thomas Eliasson, Leif Larsson 2011-01-25
7476266 Apparatus for cleaning of gas Thomas Eliasson 2009-01-13
7156901 Apparatus for simultaneous cleaning of a liquid and a gas Leif Larsson, Rolf Ljungtström 2007-01-02
7081146 Apparatus for simultaneous cleaning of a liquid and a gas Leif Larsson, Rolf Ljungtström 2006-07-25
7056363 Centrifugal separator for cleaning of a fluid Claes-Goran Carlsson, Thomas Eliasson, Peter Franzen, Torgny Lagerstedt 2006-06-06
7052529 Method and a device for cleaning of crankcase gases coming from an internal combustion engine adapted for propelling a means of transportation Peter Franzen, Leif Larsson 2006-05-30
7033411 Centrifugal separator for cleaning of a gaseous fluid Claes-Goran Carlsson, Thomas Eliasson, Peter Franzen, Torgny Lagerstedt 2006-04-25
7022163 Method of treating air on board on a vehicle, and a device for use when performing the method Mats Olsson, Mats-Örjan Pogén, Roland Isaksson, Stefan Szepessy 2006-04-04
6925993 Apparatus for cleaning of crankcase gas Thomas Eliasson, Leif Bengtsson, Stefan Szepessy, Jan Skoog 2005-08-09
6755896 Method of cleaning crankcase gas and a gas cleaning separator Stefan Szepessy, Roland Isaksson 2004-06-29
6508752 Centrifugal separator having end walls and a central shaft to resist axially directed forces Hans Martin, Berndt Nyström 2003-01-21
6312372 Outlet of a centrifugal separator having a reaction driven rotor Leif Larsson 2001-11-06
6217502 Centrifugal separator having a liquid filled transmission chamber Hans Martin, Berndt Nyström 2001-04-17
6200252 Reaction-driven centrifugal rotor with outlet chamber entrainment members Hans Moberg, Leif Larsson 2001-03-13
6183407 Centrifugal separator having axially-extending, angled separation discs Thomas Davidsson, Leif Larsson, Hans Moberg 2001-02-06