Assignee
CELGARD INC
US·35 granted patents·13 pending applications·1,917 citations·filing 1997–2010
Top patents by PatentIndex Score
48 records- 0198US6432586B1Separator for a high energy rechargeable lithium batteryCELGARD INC·Filed 2000·Granted Aug 13, 2002·331 cites·12 claims
- 0296US6402818B1Degassing a liquid with a membrane contactorCELGARD INC·Filed 2000·Granted Jun 11, 2002·118 cites·6 claims
- 0394US6080507ATrilayer battery separatorCELGARD INC·Filed 1998·Granted Jun 27, 2000·139 cites·16 claims
- 0492US6503225B1Device for removal of gas bubbles and dissolved gasses in liquidCELGARD INC·Filed 1998·Granted Jan 7, 2003·151 cites·27 claims
- 0591US6149817AShell-less hollow fiber membrane fluid contactorCELGARD INC·Filed 1999·Granted Nov 21, 2000·111 cites·20 claims
- 0690US7794511B2Battery separator for lithium polymer batteryCELGARD INC·Filed 2007·Granted Sep 14, 2010·24 cites·20 claims
- 0790US6749961B1Shutdown battery separator made with a blend of polymer and oligomerCELGARD INC·Filed 2000·Granted Jun 15, 2004·45 cites·9 claims
- 0890US6322923B1Separator for gel electrolyte batteryCELGARD INC·Filed 1998·Granted Nov 27, 2001·120 cites·21 claims
- 0989US6287730B1Hydrophilic polyolefin having a coating containing a surfactant and an EVOH copolymerCELGARD INC·Filed 1998·Granted Sep 11, 2001·64 cites·12 claims
- 1088US6881515B2Separator for polymer batteryCELGARD INC·Filed 2001·Granted Apr 19, 2005·33 cites·19 claims
- 1188US6602593B1Battery separators with reduced splitting propensityCELGARD INC·Filed 1999·Granted Aug 5, 2003·116 cites·20 claims
- 1288US6267926B1Device for removing entrained gases from liquidsCELGARD INC·Filed 1998·Granted Jul 31, 2001·87 cites·11 claims
- 1387US6616841B2Hollow fiber membrane contactorCELGARD INC·Filed 2001·Granted Sep 9, 2003·50 cites·20 claims
- 1482US6558450B2Method for debubbling an inkCELGARD INC·Filed 2001·Granted May 6, 2003·33 cites·10 claims
- 1582US6479190B1Separator for battery having zinc electrodeCELGARD INC·Filed 2000·Granted Nov 12, 2002·21 cites·15 claims
- 1681US6106971APortable power tool having low rate, rechargeable batteries attached to clothingCELGARD INC·Filed 1999·Granted Aug 22, 2000·52 cites·5 claims
- 1780US6368742B2Polypropylene microporous membrane for battery separatorCELGARD INC·Filed 1998·Granted Apr 9, 2002·64 cites·12 claims
- 1879US7981549B2Separator for a battery having a zinc electrodeCELGARD INC·Filed 2010·Granted Jul 19, 2011·2 cites·20 claims
- 1978US6057060AUltra-thin, single-ply battery separatorCELGARD INC·Filed 1997·Granted May 2, 2000·44 cites·2 claims
- 2077US6057061AEthylene-vinyl alcohol copolymer battery separatorCELGARD INC·Filed 1997·Granted May 2, 2000·56 cites·4 claims
- 2176US6180280B1Trilayer battery separatorCELGARD INC·Filed 1998·Granted Jan 30, 2001·49 cites·9 claims
- 2273USD538749SThree-port high performance mini hollow fiber membrane contactorCELGARD INC·Filed 2004·Granted Mar 20, 2007·15 cites·1 claims
- 2373US7087343B2High melt integrity battery separator for lithium ion batteriesCELGARD INC·Filed 2003·Granted Aug 8, 2006·13 cites·19 claims
- 2473US6716552B2Secondary lithium battery construction for improved heat transferCELGARD INC·Filed 2000·Granted Apr 6, 2004·11 cites·2 claims
- 2572US7264725B2Hollow fiber membrane contactor and method of making sameCELGARD INC·Filed 2004·Granted Sep 4, 2007·22 cites·31 claims
- 2672US6692867B2Battery separator-pin removalCELGARD INC·Filed 2001·Granted Feb 17, 2004·14 cites·20 claims
- 2768US6790262B2Contactor for debubbling an inkCELGARD INC·Filed 2003·Granted Sep 14, 2004·14 cites·8 claims
- 2868US6346350B1Structurally stable fusible battery separators and method of making sameCELGARD INC·Filed 1999·Granted Feb 12, 2002·28 cites·20 claims
- 2961US6921608B2Battery separatorCELGARD INC·Filed 2002·Granted Jul 26, 2005·4 cites·13 claims
- 3059US6132654AUltra-thin, single-ply battery separatorCELGARD INC·Filed 1999·Granted Oct 17, 2000·22 cites·2 claims
- 3157US6207053B1Thermoplastic, unibody transfer deviceCELGARD INC·Filed 1998·Granted Mar 27, 2001·25 cites·5 claims
- 3256US7638049B2Three-port high performance mini hollow fiber membrane contactorCELGARD INC·Filed 2004·Granted Dec 29, 2009·7 cites·20 claims
- 3349US6299820B1Pressure vessel: overmolding a polyolefin onto a polyolefinCELGARD INC·Filed 1999·Granted Oct 9, 2001·13 cites·10 claims
- 3449US2005172513A1Breathable sole structure for footwearCELGARD INC·Filed 2004·Application pending·0 cites
- 3548US2005202306A1Direct methanol fuel cellCELGARD INC·Filed 2004·Application pending·0 cites
- 3648US2005208372A1Separator for a battery having a zinc electrodeCELGARD INC·Filed 2004·Application pending·0 cites
- 3748US2004166415A1Oxidation resistant separator for a batteryCELGARD INC·Filed 2003·Application pending·0 cites
- 3844US2005058595A1Reactor and method for generating hydrogen from a metal hydrideCELGARD INC·Filed 2003·Application pending·0 cites
- 3944US2005170153A1Printable thin microporous membraneCELGARD INC·Filed 2004·Application pending·0 cites
- 4043US2005031941A1Explosion-proof separator for Li-ion secondary batteriesCELGARD INC·Filed 2003·Application pending·0 cites
- 4143US2005193551A1Method of preventing short circuiting in a lithium ion batteryCELGARD INC·Filed 2004·Application pending·0 cites
- 4242US2005287425A1Li/MnO2 battery separators with selective ion transportCELGARD INC·Filed 2004·Application pending·0 cites
- 4342US2004086782A1Explosion-proof separator for Li-ion secondary batteriesCELGARD INC·Filed 2002·Application pending·0 cites
- 4438US6063277AFiber-reinforced, composite body contactorsCELGARD INC·Filed 1998·Granted May 16, 2000·9 cites·7 claims
- 4538US2005202163A1Method of making a composite microporous membraneCELGARD INC·Filed 2004·Application pending·0 cites
- 4638US2003104236A1Diffusion membraneCELGARD INC·Filed 2001·Application pending·0 cites
- 4737US2005244717A1Battery separator with antistatic propertiesCELGARD INC·Filed 2004·Application pending·0 cites
- 4834US6350411B1Microporous hollow fiber blood oxygenatorCELGARD INC·Filed 1998·Granted Feb 26, 2002·10 cites·6 claims
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