Inventor · disambiguated record
Ralf Blomgren
Also filed as: BLOMGREN RALF · BLOMGREN RALF ERIK · GRONWALL LEGAL REPRESENTATIVE
45 granted patents·7 pending applications·1,018 citations·filing 1988–2024
98Inventor score
Top patents by PatentIndex Score
52 records- 0194US8210247B2Plate heat exchangerBLOMGREN RALF ERIK·Filed 2007·Granted Jul 3, 2012·29 cites·31 claims
- 0294US5950715APlate heat exchangerALFA LAVAL AB·Filed 1996·Granted Sep 14, 1999·88 cites·10 claims
- 0393US8646517B2Plate and gasket for plate heat exchangerBLOMGREN RALF·Filed 2007·Granted Feb 11, 2014·18 cites·12 claims
- 0493US8573290B2Spiral heat exchangerBLOMGREN RALF·Filed 2011·Granted Nov 5, 2013·12 cites·8 claims
- 0591US4915165APlate heat exchangerALFA LAVAL THERMAL·Filed 1988·Granted Apr 10, 1990·68 cites·8 claims
- 0688US6394179B1Plate heat exchangerALFA LAVAL AB·Filed 2000·Granted May 28, 2002·44 cites·7 claims
- 0787US6016865APlate heat exchangerALFA LAVAL AB·Filed 1997·Granted Jan 25, 2000·98 cites·8 claims
- 0885US7424908B2Plate pack, a plate heat exchanger, and a plate moduleALFA LAVAL CORP AB·Filed 2004·Granted Sep 16, 2008·26 cites·25 claims
- 0983US6164371APlate heat exchanger for three heat exchanging fluidsALFA LAVAL AB·Filed 1998·Granted Dec 26, 2000·61 cites·15 claims
- 1083US5913361APlate heat exchangerALFA LAVAL AB·Filed 1996·Granted Jun 22, 1999·57 cites·8 claims
- 1181US5178207APlate heat exchanger with leakage detectorALFA LAVAL THERMAL·Filed 1991·Granted Jan 12, 1993·48 cites·4 claims
- 1280US6058974AValve for changing the direction of flow in pipes leading to/from a heat-exchangerFiled 1997·Granted May 9, 2000·39 cites·18 claims
- 1380US5291945ABrazed plate heat exchangerALFA LAVAL THERMAL·Filed 1991·Granted Mar 8, 1994·47 cites·3 claims
- 1476US5307869APermanently joined plate heat exchangerALFA LAVAL THERMAL·Filed 1991·Granted May 3, 1994·42 cites·8 claims
- 1575US6702005B1Plate heat exchangerALFA LAVAL CORP AB·Filed 1999·Granted Mar 9, 2004·32 cites·2 claims
- 1674US9958221B2Device for changing a flow direction through a heat exchanger and use thereofMARINNOVATION HB·Filed 2015·Granted May 1, 2018·2 cites·12 claims
- 1774US8746329B2Heat exchanger plate, a pair of two heat exchanger plates, and plate package for a plate heat exchangerBLOMGREN RALF·Filed 2006·Granted Jun 10, 2014·5 cites·22 claims
- 1872US2024390817A1Plate heat exchanger, a heat exchanging plate and a method of treating a feed such as sea waterALFA LAVAL CORP AB·Filed 2024·Application pending·0 cites
- 1970US8573287B2Plate heat exchangerBLOMGREN RALF·Filed 2012·Granted Nov 5, 2013·1 cites·5 claims
- 2070US6926076B2Plate heat exchangerALFA LAVAL CORP AB·Filed 2004·Granted Aug 9, 2005·13 cites·2 claims
- 2170US5398751APlate heat exchangerFiled 1992·Granted Mar 21, 1995·33 cites·4 claims
- 2270US5203406APlate evaporatorALFA LAVAL DESALT·Filed 1990·Granted Apr 20, 1993·40 cites·5 claims
- 2365US9072985B2Plate evaporator of the falling film type, and a plate evaporator apparatus having such a plate evaporator arranged in a housingANDERSEN BO JUUL·Filed 2012·Granted Jul 7, 2015·2 cites·15 claims
- 2463US5638899AWelded plate heat exchangerALFA LAVAL THERMAL AB·Filed 1993·Granted Jun 17, 1997·28 cites·7 claims
- 2562US7195057B2Plate heat exchanger and end plate associated therewithALFA LAVAL CORP AB·Filed 2002·Granted Mar 27, 2007·6 cites·11 claims
- 2661US7677301B2Heat transfer plate, plate pack and plate heat exchangerALFA LAVAL CORP AB·Filed 2002·Granted Mar 16, 2010·6 cites·15 claims
- 2761US7104315B2Heat exchanger plate, a plate pack and a plate heat exchangerALFA LAVAL CORP AB·Filed 2002·Granted Sep 12, 2006·6 cites·30 claims
- 2861US6119766APlate heat exchanger with connection pipes lined with bellowsALFA LAVAL AB·Filed 1997·Granted Sep 19, 2000·26 cites·11 claims
- 2960US9746251B2Plate heat exchanger plate and a plate heat exchangerALFA LAVAL CORP AB·Filed 2013·Granted Aug 29, 2017·0 cites·12 claims
- 3060US2016187076A1Heat transfer plateALFA LAVAL CORP AB·Filed 2014·Application pending·0 cites
- 3159US7168483B2Heat transfer plate, plate pack and plate heat exchangerALFA LAVAL CORP AB·Filed 2002·Granted Jan 30, 2007·6 cites·23 claims
- 3259US7117882B2Valve for changing the direction of flow of a fluid in pipe conduitsMARINNOVATION HB·Filed 2003·Granted Oct 10, 2006·9 cites·7 claims
- 3358US5232557AHeat transfer plates evaporation and condensation apparatusALFA LAVAL DESALT·Filed 1990·Granted Aug 3, 1993·25 cites·14 claims
- 3457US12345482B2Tube heat exchangerMARINNOVATION HB·Filed 2021·Granted Jul 1, 2025·0 cites·16 claims
- 3556US12076660B2Plate heat exchanger, a heat exchanging plate and a method of treating a feed such as sea waterALFA LAVAL CORP AB·Filed 2019·Granted Sep 3, 2024·0 cites·19 claims
- 3656US10048021B2Reinforcement arrangement for a module of heat transfer plates in a plate heat exchangerBLOMGREN RALF·Filed 2012·Granted Aug 14, 2018·0 cites·18 claims
- 3756US6397940B1Method of joining at least four heat transfer plates to a plate package, and a plate packageALFA LAVAL AB·Filed 1999·Granted Jun 4, 2002·16 cites·16 claims
- 3854US6098701APlate heat exchangerALFA LAVAL AB·Filed 1996·Granted Aug 8, 2000·18 cites·17 claims
- 3954US2013299146A1Plate heat exchangerBLOMGREN RALF·Filed 2012·Application pending·0 cites
- 4054US2014131025A1Heat transfer plate for a plate-and-shell heat exchangerBLOMGREN RALF·Filed 2012·Application pending·0 cites
- 4154US2011259562A1Heat exchangerALFA LAVAL VICARB SAS·Filed 2009·Application pending·0 cites
- 4252US10156405B2Plate heat exchangerALFA LAVAL CORP AB·Filed 2013·Granted Dec 18, 2018·0 cites·18 claims
- 4352US6247528B1Plate heat exchangerALFA LAVAL AB·Filed 1998·Granted Jun 19, 2001·18 cites·15 claims
- 4452US2013020062A1Plate heat exchanger and method of producing a plate heat exchangerALFA LAVAL CORP AB·Filed 2011·Application pending·0 cites
- 4550US5797446APlate heat exchangerALFA LAVAL AB·Filed 1995·Granted Aug 25, 1998·15 cites·8 claims
- 4648US7055587B2Heat exchanger plateALFA LAVAL CORP AB·Filed 2002·Granted Jun 6, 2006·1 cites·20 claims
- 4747US7246436B2Plate package, method of manufacturing a plate package, use of a plate package and plate heat exchanger comprising a plate packageALFA LAVAL CORP AB·Filed 2002·Granted Jul 24, 2007·8 cites·12 claims
- 4846US2012325434A1Plate heat exchanger plate and plate heat exchangerBLOMGREN RALF·Filed 2011·Application pending·0 cites
- 4945US5864112AWelded plate heat exchanger and method for welding heat transfer plates to a plate heat exchangerALFA LAVAL AB·Filed 1995·Granted Jan 26, 1999·11 cites·4 claims
- 5041US7607472B2Heat transfer plate, plate pack and plate heat exchangerALFA LAVAL CORP AB·Filed 2002·Granted Oct 27, 2009·0 cites·2 claims
Showing the top 50 of 52 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Ralf Blomgren files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →