Assignee
CELGARD INC
US35 patents
Top patents by PatentIndex Score
US6432586B1Aug 13, 2002
Separator for a high energy rechargeable lithium battery
CELGARD INC331 citations99
US6080507AJun 27, 2000
Trilayer battery separator
CELGARD INC139 citations99
US6402818B1Jun 11, 2002
Degassing a liquid with a membrane contactor
CELGARD INC118 citations97
US6267926B1Jul 31, 2001
Device for removing entrained gases from liquids
CELGARD INC87 citations96
US6106971AAug 22, 2000
Portable power tool having low rate, rechargeable batteries attached to clothing
CELGARD INC52 citations96
US6057060AMay 2, 2000
Ultra-thin, single-ply battery separator
CELGARD INC44 citations95
US6057061AMay 2, 2000
Ethylene-vinyl alcohol copolymer battery separator
CELGARD INC56 citations95
US6503225B1Jan 7, 2003
Device for removal of gas bubbles and dissolved gasses in liquid
CELGARD INC151 citations94
US6368742B2Apr 9, 2002
Polypropylene microporous membrane for battery separator
CELGARD INC64 citations94
US6602593B1Aug 5, 2003
Battery separators with reduced splitting propensity
CELGARD INC116 citations93
US6180280B1Jan 30, 2001
Trilayer battery separator
CELGARD INC49 citations93
US6881515B2Apr 19, 2005
Separator for polymer battery
CELGARD INC33 citations92
US6479190B1Nov 12, 2002
Separator for battery having zinc electrode
CELGARD INC21 citations92
US6287730B1Sep 11, 2001
Hydrophilic polyolefin having a coating containing a surfactant and an EVOH copolymer
CELGARD INC64 citations92
US6149817ANov 21, 2000
Shell-less hollow fiber membrane fluid contactor
CELGARD INC111 citations92
US6132654AOct 17, 2000
Ultra-thin, single-ply battery separator
CELGARD INC22 citations91
USD538749SMar 20, 2007
Three-port high performance mini hollow fiber membrane contactor
CELGARD INC15 citations90
US6749961B1Jun 15, 2004
Shutdown battery separator made with a blend of polymer and oligomer
CELGARD INC45 citations90
US6558450B2May 6, 2003
Method for debubbling an ink
CELGARD INC33 citations89
US6207053B1Mar 27, 2001
Thermoplastic, unibody transfer device
CELGARD INC25 citations89
US6616841B2Sep 9, 2003
Hollow fiber membrane contactor
CELGARD INC50 citations88
US6322923B1Nov 27, 2001
Separator for gel electrolyte battery
CELGARD INC120 citations88
US7264725B2Sep 4, 2007
Hollow fiber membrane contactor and method of making same
CELGARD INC22 citations87
US6346350B1Feb 12, 2002
Structurally stable fusible battery separators and method of making same
CELGARD INC28 citations87
US7794511B2Sep 14, 2010
Battery separator for lithium polymer battery
CELGARD INC24 citations86
US7087343B2Aug 8, 2006
High melt integrity battery separator for lithium ion batteries
CELGARD INC13 citations82
US6790262B2Sep 14, 2004
Contactor for debubbling an ink
CELGARD INC14 citations81
US6692867B2Feb 17, 2004
Battery separator-pin removal
CELGARD INC14 citations78
US6716552B2Apr 6, 2004
Secondary lithium battery construction for improved heat transfer
CELGARD INC11 citations73
US6299820B1Oct 9, 2001
Pressure vessel: overmolding a polyolefin onto a polyolefin
CELGARD INC13 citations73
US7638049B2Dec 29, 2009
Three-port high performance mini hollow fiber membrane contactor
CELGARD INC7 citations71
US6063277AMay 16, 2000
Fiber-reinforced, composite body contactors
CELGARD INC9 citations70
US6350411B1Feb 26, 2002
Microporous hollow fiber blood oxygenator
CELGARD INC10 citations63
US7981549B2Jul 19, 2011
Separator for a battery having a zinc electrode
CELGARD INC2 citations61
US6921608B2Jul 26, 2005
Battery separator
CELGARD INC4 citations57