Hallgren; Ingvar

Patent Applications and Registrations

Patent applications and USPTO patent grants for Hallgren; Ingvar.The latest application filed is for "dust collector with a constant suction force".

Company Profile

1.15.12

Hallgren; Ingvar - Stockholm SE
Hallgren; Ingvar - Tumba SE

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Dust collector with a constant suction force Grant 10,226,724 - Hallgren , et al.	2019-03-12
Dust Collector With A Constant Suction Force App 20180326336 - Hallgren; Ingvar ; et al.	2018-11-15
Dust collector with a constant suction force Grant 10,052,579 - Hallgren , et al. August 21, 2	2018-08-21
Dust Collector With A Constant Suction Force App 20130199137 - HALLGREN; Ingvar ; et al.	2013-08-08
Apparatus for the purification of gas while bleeding a crank housing Grant 8,172,917 - Kup , et al. May 8, 2	2012-05-08
Centrifugal separator for cleaning of gas Grant 7,875,098 - Hallgren , et al. January 25, 2	2011-01-25
Centrifugal Separator For Cleaning Of Gas App 20090025562 - Hallgren; Ingvar ; et al.	2009-01-29
Apparatus for cleaning of gas Grant 7,476,266 - Hallgren , et al. January 13, 2	2009-01-13
Apparatus for the Purification of Gas While Bleeding a Crank Housing App 20080256912 - Kup; Serge ; et al.	2008-10-23
Apparatus for simultaneous cleaning of a liquid and a gas Grant 7,156,901 - Hallgren , et al. January 2, 2	2007-01-02
Apparatus for simultaneous cleaning of a liquid and a gas Grant 7,081,146 - Hallgren , et al. July 25, 2	2006-07-25
Apparatus for cleaning of gas App 20060142135 - Hallgren; Ingvar ; et al.	2006-06-29
Centrifugal separator for cleaning of a fluid Grant 7,056,363 - Carlsson , et al. June 6, 2	2006-06-06
Method and a device for cleaning of crankcase gases coming from an internal combustion engine adapted for propelling a means of transportation Grant 7,052,529 - Franzen , et al. May 30, 2	2006-05-30
Centrifugal separator for cleaning of a gaseous fluid Grant 7,033,411 - Carlsson , et al. April 25, 2	2006-04-25
Method of treating air on board on a vehicle, and a device for use when performing the method Grant 7,022,163 - Olsson , et al. April 4, 2	2006-04-04
Apparatus for cleaning of crankcase gas Grant 6,925,993 - Eliasson , et al. August 9, 2	2005-08-09
Apparatus for simultaneous cleaning of a liquid and a gas App 20050039604 - Hallgren, Ingvar ; et al.	2005-02-24
Apparatus for simultaneous cleaning of a liquid and a gas App 20040237792 - Hallgren, Ingvar ; et al.	2004-12-02
Method of treating air on board on a vehicle, and a device for use when performing the method App 20040226442 - Olsson, Mats ; et al.	2004-11-18
Centrifugal separator for cleaning of a fluid App 20040159085 - Carlsson, Claes-Goran ; et al.	2004-08-19
Method of cleaning crankcase gas and a gas cleaning separator Grant 6,755,896 - Szepessy , et al. June 29, 2	2004-06-29
Centrifugal separator for cleaning of a gaseous fluid App 20040107681 - Carlsson, Claes-Goran ; et al.	2004-06-10
Method and a device for cleaning of crankcase gases coming from an internal combustion engine adapted for propelling a means of transportation App 20040040442 - Franzen, Peter ; et al.	2004-03-04
Method of cleaning crankcase gas and a gas cleaning separator App 20030233939 - Szepessy, Stefan ; et al.	2003-12-25
Outlet of a centrifugal separator having a reaction driven rotor Grant 6,312,372 - Larsson , et al. November 6, 2	2001-11-06
Centrifugal separator having axially-extending, angled separation discs Grant 6,183,407 - Hallgren , et al. February 6, 2	2001-02-06

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