Assignee
MEMTEC AMERICA CORP
US·22 granted patents·1,212 citations·filing 1989–1997
Top patents by PatentIndex Score
22 records- 0197US5591335AFilter cartridges having nonwoven melt blown filtration media with integral co-located support and filtrationMEMTEC AMERICA CORP·Filed 1995·Granted Jan 7, 1997·142 cites·23 claims
- 0296US5188734AUltraporous and microporous integral membranesMEMTEC AMERICA CORP·Filed 1992·Granted Feb 23, 1993·135 cites·3 claims
- 0395US5681469AMelt-blown filtration media having integrally co-located support and filtration fibersMEMTEC AMERICA CORP·Filed 1996·Granted Oct 28, 1997·114 cites·21 claims
- 0495US5248548AStainless steel yarn and protective garmentsMEMTEC AMERICA CORP·Filed 1991·Granted Sep 28, 1993·74 cites·10 claims
- 0594US5287690AStainless steel yarnMEMTEC AMERICA CORP·Filed 1993·Granted Feb 22, 1994·52 cites·20 claims
- 0693US5846422ALarge pore synthetic polymer membranesMEMTEC AMERICA CORP·Filed 1996·Granted Dec 8, 1998·102 cites·30 claims
- 0793US5171445AUltraporous and microporous membranes and method of making membranesMEMTEC AMERICA CORP·Filed 1991·Granted Dec 15, 1992·96 cites·4 claims
- 0891US5468397AGas backwash of pleated filtersMEMTEC AMERICA CORP·Filed 1993·Granted Nov 21, 1995·102 cites·11 claims
- 0987US5855783APleated poly(tetra-fluoro ethylene) filter cartridgeMEMTEC AMERICA CORP·Filed 1994·Granted Jan 5, 1999·73 cites·5 claims
- 1085US5733581AApparatus for making melt-blown filtration media having integrally co-located support and filtration fibersMEMTEC AMERICA CORP·Filed 1996·Granted Mar 31, 1998·52 cites·15 claims
- 1184US5069945AUltrapous thin-film membranesMEMTEC AMERICA CORP·Filed 1989·Granted Dec 3, 1991·48 cites·22 claims
- 1283US5886059AHighly asymmetric polyethersulfone filtration membranesMEMTEC AMERICA CORP·Filed 1997·Granted Mar 23, 1999·52 cites·22 claims
- 1379US5783011AMethod of making filtration media having integrally co-located support and filtration fibersMEMTEC AMERICA CORP·Filed 1996·Granted Jul 21, 1998·39 cites·16 claims
- 1477US5525423AMethod of making multiple diameter metallic tow materialMEMTEC AMERICA CORP·Filed 1994·Granted Jun 11, 1996·36 cites·4 claims
- 1572US5200077ABackflushable rotary melt polymer filter apparatusMEMTEC AMERICA CORP·Filed 1991·Granted Apr 6, 1993·45 cites·18 claims
- 1651US5584109AMethod of making a battery plateMEMTEC AMERICA CORP·Filed 1994·Granted Dec 17, 1996·14 cites·15 claims
- 1748US5741395AApparatus for integrally joining elongate preformed thermoplastic elements by friction weldingMEMTEC AMERICA CORP·Filed 1996·Granted Apr 21, 1998·12 cites·16 claims
- 1846US5653833AMethod for integrally joining preformed thermoplastic core elements especially adapted for the continuous manufacture of melt-blown filter cartridgesMEMTEC AMERICA CORP·Filed 1996·Granted Aug 5, 1997·7 cites·5 claims
- 1938US5829708AApparatus and method for making melt-blown nonwoven sheetsMEMTEC AMERICA CORP·Filed 1996·Granted Nov 3, 1998·4 cites·11 claims
- 2036US4936348ARotary diverter valve having flat valve interfacesMEMTEC AMERICA CORP·Filed 1989·Granted Jun 26, 1990·7 cites·14 claims
- 2135US5334451AContinuous filament yarn precoat septumMEMTEC AMERICA CORP·Filed 1993·Granted Aug 2, 1994·4 cites·24 claims
- 2232US5730820AMethod for integrally joining preformed thermoplastic elements by friction weldingMEMTEC AMERICA CORP·Filed 1996·Granted Mar 24, 1998·2 cites·10 claims
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