Assignee
ISCO INC
US·123 granted patents·1 pending application·3,771 citations·filing 1977–2003
Top patents by PatentIndex Score
124 records- 0197US5601707AApparatus and method for supercritical fluid extraction or supercritical fluid chromatographyISCO INC·Filed 1995·Granted Feb 11, 1997·126 cites·31 claims
- 0297US4673334APeristaltic pumpISCO INC·Filed 1986·Granted Jun 16, 1987·190 cites·25 claims
- 0395US6319410B1Apparatus and method for super critical fluid extractionISCO INC·Filed 2000·Granted Nov 20, 2001·58 cites·8 claims
- 0495US6294088B1Apparatus and method for supercritical fluid extraction or supercritical fluid chromatographyISCO INC·Filed 2000·Granted Sep 25, 2001·57 cites·2 claims
- 0595US5125801APumping systemISCO INC·Filed 1990·Granted Jun 30, 1992·97 cites·43 claims
- 0694US5614089AApparatus and method for supercritical fluid extraction or supercritical fluid chromatographyISCO INC·Filed 1995·Granted Mar 25, 1997·76 cites·16 claims
- 0794US4986919AChromatographic pumping methodISCO INC·Filed 1989·Granted Jan 22, 1991·73 cites·19 claims
- 0893US5738498AApparatus and method for thermoelectric cooling of an extraction fluid pumpISCO INC·Filed 1996·Granted Apr 14, 1998·62 cites·10 claims
- 0993US5360320AMultiple solvent delivery systemISCO INC·Filed 1992·Granted Nov 1, 1994·120 cites·22 claims
- 1093US4422942AMethod for liquid chromatographyISCO INC·Filed 1981·Granted Dec 27, 1983·77 cites·41 claims
- 1192US5755559AApparatus and method for pumping supercritical fluid and measuring flow thereofISCO INC·Filed 1996·Granted May 26, 1998·93 cites·21 claims
- 1290US6749749B2Separation system, components of a separation system and methods of making and using themISCO INC·Filed 2002·Granted Jun 15, 2004·34 cites·21 claims
- 1390US5996427ALiquid sample storage deviceISCO INC·Filed 1998·Granted Dec 7, 1999·94 cites·6 claims
- 1489US4575424AChromatographic flow cell and method of making itISCO INC·Filed 1984·Granted Mar 11, 1986·62 cites·17 claims
- 1588US4415011ASample collectorISCO INC·Filed 1981·Granted Nov 15, 1983·58 cites·10 claims
- 1687US6565745B2Disposable chromatographic columnsISCO INC·Filed 2001·Granted May 20, 2003·44 cites·9 claims
- 1787US6427526B1Liquid chromatographic method and systemISCO INC·Filed 2001·Granted Aug 6, 2002·32 cites·49 claims
- 1887US5653885AApparatus and method for supercritical fluid extractionISCO INC·Filed 1995·Granted Aug 5, 1997·46 cites·8 claims
- 1987US5584989AApparatus for supercritical fluid extraction having means for removing extraction from collection solventISCO INC·Filed 1993·Granted Dec 17, 1996·49 cites·4 claims
- 2087US5268103AApparatus and method for supercritical fluid extractionISCO INC·Filed 1993·Granted Dec 7, 1993·56 cites·30 claims
- 2186US5635070AApparatus and method for supercritical fluid extractionISCO INC·Filed 1994·Granted Jun 3, 1997·39 cites·6 claims
- 2286US5040126AMethod for predicting steady-state conditionsISCO INC·Filed 1985·Granted Aug 13, 1991·56 cites·9 claims
- 2385US5777892ADoppler shift velocity measuring system with correction factorsISCO INC·Filed 1996·Granted Jul 7, 1998·62 cites·23 claims
- 2485US5173188AApparatus and method for supercritical fluid extractionISCO INC·Filed 1992·Granted Dec 22, 1992·51 cites·33 claims
- 2585US5094753AApparatus and method for supercritical fluid extractionISCO INC·Filed 1990·Granted Mar 10, 1992·52 cites·8 claims
- 2684US5915932APeristaltic pump having a roller supportISCO INC·Filed 1996·Granted Jun 29, 1999·47 cites·8 claims
- 2783US5158675AGradient systemISCO INC·Filed 1990·Granted Oct 27, 1992·56 cites·14 claims
- 2883US4981597AGradient systemISCO INC·Filed 1989·Granted Jan 1, 1991·48 cites·36 claims
- 2981US5789684ALiquid sample storage deviceISCO INC·Filed 1997·Granted Aug 4, 1998·59 cites·1 claims
- 3081US5690828AApparatus and method for supercritical fluid extractionISCO INC·Filed 1996·Granted Nov 25, 1997·46 cites·15 claims
- 3181US5234587AGradient systemISCO INC·Filed 1992·Granted Aug 10, 1993·51 cites·3 claims
- 3280US6149814AApparatus and method for supercritical fluid extraction or supercritical fluid chromatographyISCO INC·Filed 1998·Granted Nov 21, 2000·28 cites·5 claims
- 3379US5932095AMulti-chambered supercritical fluid extraction cartridgeISCO INC·Filed 1996·Granted Aug 3, 1999·35 cites·25 claims
- 3479US5198197AApparatus and method for supercritical fluid extractionISCO INC·Filed 1992·Granted Mar 30, 1993·47 cites·5 claims
- 3579US5160624AApparatus and method for supercritical fluid extractionISCO INC·Filed 1991·Granted Nov 3, 1992·38 cites·21 claims
- 3679US4406158AApparatus and method for temperature correction of liquid chromatographyISCO INC·Filed 1981·Granted Sep 27, 1983·33 cites·37 claims
- 3778US6241890B1Apparatus and method for supercritical fluid extractionISCO INC·Filed 1999·Granted Jun 5, 2001·28 cites·8 claims
- 3878US4775481AApparatus and method for liquid chromatographyISCO INC·Filed 1987·Granted Oct 4, 1988·40 cites·51 claims
- 3977US6755074B2Liquid chromatographic method and systemISCO INC·Filed 2001·Granted Jun 29, 2004·12 cites·31 claims
- 4077US5371686AUltrasonic fluid velocity measuring systemISCO INC·Filed 1992·Granted Dec 6, 1994·35 cites·16 claims
- 4177US4809123AGround fault detector for high-voltage DC power suppliesISCO INC·Filed 1986·Granted Feb 28, 1989·38 cites·29 claims
- 4276US5250195AApparatus and method for supercritical fluid extractionISCO INC·Filed 1992·Granted Oct 5, 1993·27 cites·26 claims
- 4376US4289403AOptical phase modulation instrumentsISCO INC·Filed 1977·Granted Sep 15, 1981·26 cites·69 claims
- 4475US6086767AApparatus and method for supercritical fluid extraction or supercritical fluid chromatographyISCO INC·Filed 1997·Granted Jul 11, 2000·42 cites·8 claims
- 4575US4882781AMethod for predicting steady-state conditionsISCO INC·Filed 1982·Granted Nov 21, 1989·28 cites·11 claims
- 4675US4733152AFeedback systemISCO INC·Filed 1986·Granted Mar 22, 1988·26 cites·4 claims
- 4774US6083399AApparatus and method for supercritical fluid extractionISCO INC·Filed 1997·Granted Jul 4, 2000·28 cites·3 claims
- 4874US6071408AApparatus and method for supercritical fluid extractionISCO INC·Filed 1998·Granted Jun 6, 2000·28 cites·16 claims
- 4974US5169511ACapillary electrophoresis techniqueISCO INC·Filed 1990·Granted Dec 8, 1992·50 cites·45 claims
- 5074US4964533APumping systemISCO INC·Filed 1985·Granted Oct 23, 1990·38 cites·6 claims
Showing the top 50 of 124 patent records by PatentIndex Score.
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