Assignee
LONG MFG LTD
CA·33 granted patents·2,037 citations·filing 1983–2001
Top patents by PatentIndex Score
33 records- 0198US6253837B1By-pass values for heat exchangerLONG MFG LTD·Filed 2000·Granted Jul 3, 2001·214 cites·12 claims
- 0296US6340053B1Self-enclosing heat exchanger with crimped turbulizerLONG MFG LTD·Filed 2000·Granted Jan 22, 2002·67 cites·5 claims
- 0396US6199626B1Self-enclosing heat exchangersLONG MFG LTD·Filed 2000·Granted Mar 13, 2001·60 cites·28 claims
- 0496US5024268ACorrosion inhibiting coolant inhibitor containerLONG MFG LTD·Filed 1989·Granted Jun 18, 1991·105 cites·6 claims
- 0595US6536516B2Finned plate heat exchangerLONG MFG LTD·Filed 2001·Granted Mar 25, 2003·169 cites·20 claims
- 0695US6273183B1Heat exchanger turbulizers with interrupted convolutionsLONG MFG LTD·Filed 2000·Granted Aug 14, 2001·110 cites·18 claims
- 0794US4782891ACorrosion inhibiting coolant filterLONG MFG LTD·Filed 1987·Granted Nov 8, 1988·110 cites·18 claims
- 0893US6244334B1Self-enclosing heat exchange with shim plateLONG MFG LTD·Filed 2000·Granted Jun 12, 2001·50 cites·17 claims
- 0993US5575329APassive by-pass for heat exchangersLONG MFG LTD·Filed 1994·Granted Nov 19, 1996·91 cites·23 claims
- 1093US5107922AOptimized offset strip fin for use in contact heat exchangersLONG MFG LTD·Filed 1991·Granted Apr 28, 1992·72 cites·21 claims
- 1192USRE35890EOptimized offset strip fin for use in compact heat exchangersLONG MFG LTD·Filed 1992·Granted Sep 8, 1998·72 cites·1 claims
- 1292US5538077AIn tank oil coolerLONG MFG LTD·Filed 1995·Granted Jul 23, 1996·93 cites·15 claims
- 1391US5343936ASpiral ripple circumferential flow heat exchangerLONG MFG LTD·Filed 1992·Granted Sep 6, 1994·109 cites·13 claims
- 1488US5036911AEmbossed plate oil coolerLONG MFG LTD·Filed 1989·Granted Aug 6, 1991·70 cites·15 claims
- 1587US6220340B1Heat exchanger with dimpled bypass channelLONG MFG LTD·Filed 2000·Granted Apr 24, 2001·37 cites·20 claims
- 1684US6332495B1Clip on manifold heat exchangerLONG MFG LTD·Filed 2000·Granted Dec 25, 2001·35 cites·22 claims
- 1784US4730669AHeat exchanger core construction utilizing a diamond-shaped tube-to-header joint configurationLONG MFG LTD·Filed 1986·Granted Mar 15, 1988·61 cites·3 claims
- 1882US5964282AStepped dimpled mounting brackets for heat exchangersLONG MFG LTD·Filed 1998·Granted Oct 12, 1999·57 cites·20 claims
- 1980US5875834ABaffle insert for heat exchangersLONG MFG LTD·Filed 1998·Granted Mar 2, 1999·59 cites·18 claims
- 2077US6497274B2Heat exchanger with parallel flowing fluidsLONG MFG LTD·Filed 2000·Granted Dec 24, 2002·24 cites·48 claims
- 2174US5692559APlate heat exchanger with improved undulating passagewayLONG MFG LTD·Filed 1995·Granted Dec 2, 1997·39 cites·10 claims
- 2273US6530424B2Clip on manifold heat exchangerLONG MFG LTD·Filed 2001·Granted Mar 11, 2003·18 cites·11 claims
- 2373US5203832ACircumferential flow heat exchangerLONG MFG LTD·Filed 1989·Granted Apr 20, 1993·28 cites·23 claims
- 2470US5794691APlate heat exchanger with reinforced input/output manifoldsLONG MFG LTD·Filed 1997·Granted Aug 18, 1998·49 cites·10 claims
- 2569US5127433ACoolant corrosiveness indicatorLONG MFG LTD·Filed 1990·Granted Jul 7, 1992·34 cites·27 claims
- 2668US5369883AMethod for making an in tank oil coolerLONG MFG LTD·Filed 1993·Granted Dec 6, 1994·34 cites·11 claims
- 2765US6311768B1Clip on manifold heat exchangerLONG MFG LTD·Filed 1999·Granted Nov 6, 2001·28 cites·15 claims
- 2865US5253674ACoolant corrosiveness indicatorLONG MFG LTD·Filed 1992·Granted Oct 19, 1993·29 cites·12 claims
- 2963US6446712B1Radial flow annular heat exchangersLONG MFG LTD·Filed 1999·Granted Sep 10, 2002·35 cites·24 claims
- 3062US5181536ACoolant corrosiveness indicatorLONG MFG LTD·Filed 1992·Granted Jan 26, 1993·22 cites·8 claims
- 3160US5634518AFull fin evaporator coreLONG MFG LTD·Filed 1994·Granted Jun 3, 1997·26 cites·8 claims
- 3258US5179999ACircumferential flow heat exchangerLONG MFG LTD·Filed 1991·Granted Jan 19, 1993·27 cites·17 claims
- 3332US4497364ALayered solid corrosion inhibitors for use in corrodible devices for automatic addition to coolant systemsLONG MFG LTD·Filed 1983·Granted Feb 5, 1985·3 cites·5 claims
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