Assignee
LINDAB AB
SE·49 granted patents·4 pending applications·1,571 citations·filing 1993–2015
Top patents by PatentIndex Score
53 records- 0197USD386246SCircular sleeve couplingLINDAB AB·Filed 1993·Granted Nov 11, 1997·73 cites·1 claims
- 0297USD383195SCircular sleeve couplingLINDAB AB·Filed 1993·Granted Sep 2, 1997·66 cites·1 claims
- 0396US5618142ASelf-drilling blind rivet and method for making a pressure tight riveted joint by means of the sameLINDAB AB·Filed 1994·Granted Apr 8, 1997·118 cites·12 claims
- 0496USD360019SCircular sleeve couplingLINDAB AB·Filed 1993·Granted Jul 4, 1995·57 cites·1 claims
- 0595USD367316SCircular sleeve couplingLINDAB AB·Filed 1993·Granted Feb 20, 1996·44 cites·1 claims
- 0695USD363115SComponent part of a T-pieceLINDAB AB·Filed 1993·Granted Oct 10, 1995·49 cites·1 claims
- 0795USD360018SCircular sleeve couplingLINDAB AB·Filed 1993·Granted Jul 4, 1995·43 cites·1 claims
- 0894USD360021SCircular sleeve couplingLINDAB AB·Filed 1993·Granted Jul 4, 1995·46 cites·1 claims
- 0993USD447223SSealing rings for ventilation ductsLINDAB AB·Filed 1999·Granted Aug 28, 2001·57 cites·1 claims
- 1093USD383196SCircular sleeve couplingLINDAB AB·Filed 1993·Granted Sep 2, 1997·44 cites·1 claims
- 1192USD456071SCoupling ring for ventilation ductsLINDAB AB·Filed 2001·Granted Apr 23, 2002·50 cites·1 claims
- 1292USD362299SCircular sleeve couplingLINDAB AB·Filed 1993·Granted Sep 12, 1995·40 cites·1 claims
- 1391USD362300SCircular sleeve couplingLINDAB AB·Filed 1993·Granted Sep 12, 1995·36 cites·1 claims
- 1491USD361829SCircular sleeve couplingLINDAB AB·Filed 1993·Granted Aug 29, 1995·37 cites·1 claims
- 1590USD360020SCircular sleeve couplingLINDAB AB·Filed 1993·Granted Jul 4, 1995·45 cites·1 claims
- 1689USD461887SCoupling ring for ventilation ductsLINDAB AB·Filed 2001·Granted Aug 20, 2002·34 cites·1 claims
- 1788USD456072SCoupling ring for ventilation ductsLINDAB AB·Filed 2001·Granted Apr 23, 2002·39 cites·1 claims
- 1887USD454949SCoupling ring for ventilation ductsLINDAB AB·Filed 2001·Granted Mar 26, 2002·36 cites·1 claims
- 1987US6170883B1Tubular element with sealing means and a method for manufacturing the tubular elementLINDAB AB·Filed 1999·Granted Jan 9, 2001·67 cites·41 claims
- 2085USD475781SCoupling ring for ventilation ductsLINDAB AB·Filed 2001·Granted Jun 10, 2003·27 cites·1 claims
- 2185US6431609B1Pipe connection for ventilating duct systemLINDAB AB·Filed 2000·Granted Aug 13, 2002·56 cites·20 claims
- 2284USD513072SPart in a ventilation systemLINDAB AB·Filed 2003·Granted Dec 20, 2005·50 cites·1 claims
- 2381US6295853B1Spirally formed pipe cutter with driving mechanism to actively rotate inner knifeLINDAB AB·Filed 2000·Granted Oct 2, 2001·11 cites·23 claims
- 2480US6062270ADouble-walled structure in a ventilation duct systemLINDAB AB·Filed 1998·Granted May 16, 2000·50 cites·15 claims
- 2580US5531460AU-shaped sealing device on a pipeLINDAB AB·Filed 1993·Granted Jul 2, 1996·49 cites·6 claims
- 2679US6758502B2Coupling ring for ventilation ducts, and method of connecting ventilation ductsLINDAB AB·Filed 2001·Granted Jul 6, 2004·25 cites·15 claims
- 2778US5405174AKit and method for producing a connector for fluid pipe elementsLINDAB AB·Filed 1993·Granted Apr 11, 1995·38 cites·13 claims
- 2875US5473815AMethod for producing a connector for fluid pipe elementsLINDAB AB·Filed 1994·Granted Dec 12, 1995·48 cites·7 claims
- 2971US5407122AMethod and device for fastening a sealing ring on a pipeLINDAB AB·Filed 1993·Granted Apr 18, 1995·34 cites·8 claims
- 3070US9927271B2System for identifying a sensor and measuring flow in a flow ductLINDAB AB·Filed 2014·Granted Mar 27, 2018·3 cites·9 claims
- 3169USD453042SCoupling ring for ventilation ductsLINDAB AB·Filed 2001·Granted Jan 22, 2002·16 cites·1 claims
- 3268US6453710B1Method and apparatus for manufacturing a helically-wound lock-seam tube having air nozzlesLINDAB AB·Filed 2000·Granted Sep 24, 2002·6 cites·20 claims
- 3365US5860305APipe cutter with dual outer cutting knives and methodLINDAB AB·Filed 1997·Granted Jan 19, 1999·12 cites·21 claims
- 3464US6062610ADevice for the coupling together of pipesLINDAB AB·Filed 1998·Granted May 16, 2000·31 cites·12 claims
- 3563US6655182B2Apparatus and method for reshaping tubesLINDAB AB·Filed 2001·Granted Dec 2, 2003·6 cites·25 claims
- 3663US6543575B1Double-walled structure and connection arrangementLINDAB AB·Filed 2000·Granted Apr 8, 2003·21 cites·11 claims
- 3759US5636541AApparatus for forming and cutting spiral pipeLINDAB AB·Filed 1995·Granted Jun 10, 1997·10 cites·19 claims
- 3857US6192726B1System and method for corrugating spiral formed pipeLINDAB AB·Filed 1999·Granted Feb 27, 2001·9 cites·18 claims
- 3953US10443887B2Ventilation device with varying air velocityLINDAB AB·Filed 2015·Granted Oct 15, 2019·1 cites·32 claims
- 4053US6030005AMethod and device for coupling pipesLINDAB AB·Filed 1997·Granted Feb 29, 2000·23 cites·11 claims
- 4153US5801342ADouble-walled structure and method and arrangement for producing the sameLINDAB AB·Filed 1997·Granted Sep 1, 1998·13 cites·12 claims
- 4247US5881442AApparatus for making a double-walled structureLINDAB AB·Filed 1997·Granted Mar 16, 1999·13 cites·4 claims
- 4347US5606884AMethod and apparatus for producing helically-wound lock-seam tubing with reduced lubricationLINDAB AB·Filed 1995·Granted Mar 4, 1997·9 cites·9 claims
- 4446US2010130119A1Arrangement for connecting tube elements in a ventilation duct systemLINDAB AB·Filed 2007·Application pending·0 cites
- 4544US6073977ADevice for coupling pipe sectionsLINDAB AB·Filed 1995·Granted Jun 13, 2000·13 cites·4 claims
- 4641US5992275APipe cutter having non-rotating, overlapping knivesLINDAB AB·Filed 1997·Granted Nov 30, 1999·8 cites·20 claims
- 4737US2004262922A1Assembly system for a pipe couplingLINDAB AB·Filed 2003·Application pending·0 cites
- 4835US10663191B2Damper for ventilation systemsLINDAB AB·Filed 2015·Granted May 26, 2020·0 cites·21 claims
- 4935US5911457AMethod for producing a double-walled structureLINDAB AB·Filed 1997·Granted Jun 15, 1999·5 cites·5 claims
- 5031US2002093519A1Method for automatically connecting a text string to an installation element in a representation of an installation systemLINDAB AB·Filed 2001·Application pending·0 cites
Showing the top 50 of 53 patent records by PatentIndex Score.
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