Inventor · disambiguated record
Robert Zepf
Also filed as: ZEPF ROBERT · ZEPF ROBERT F
16 granted patents·1 pending application·1,465 citations·filing 1991–2004
96Inventor score
Top patents by PatentIndex Score
17 records- 0198US6045899AHighly assymetric, hydrophilic, microfiltration membranes having large pore diametersUSF FILTRATION & SEPARATIONS·Filed 1996·Granted Apr 4, 2000·249 cites·8 claims
- 0297US6146747AHighly porous polyvinylidene difluoride membranesUSF FILTRATION & SEPARATIONS·Filed 1998·Granted Nov 14, 2000·194 cites·28 claims
- 0396US6939468B2Highly asymmetric, hydrophilic, microfiltration membranes having large pore diametersPALL CORP·Filed 2003·Granted Sep 6, 2005·73 cites·19 claims
- 0496US5188734AUltraporous and microporous integral membranesMEMTEC AMERICA CORP·Filed 1992·Granted Feb 23, 1993·135 cites·3 claims
- 0595US7125493B2Highly asymmetric, hydrophilic, microfiltration membranes having large pore diametersPALL CORP·Filed 2004·Granted Oct 24, 2006·64 cites·24 claims
- 0695US6440306B1Large pore synthetic polymer membranesPALL CORP·Filed 2000·Granted Aug 27, 2002·62 cites·28 claims
- 0795US5834107AHighly porous polyvinylidene difluoride membranesUSF FILTRATION & SEPARATIONS·Filed 1997·Granted Nov 10, 1998·110 cites·37 claims
- 0893US6565782B1Highly asymmetric, hydrophilic, microfiltration membranes having large pore diametersPALL CORP·Filed 1999·Granted May 20, 2003·79 cites·20 claims
- 0993US5846422ALarge pore synthetic polymer membranesMEMTEC AMERICA CORP·Filed 1996·Granted Dec 8, 1998·102 cites·30 claims
- 1093US5171445AUltraporous and microporous membranes and method of making membranesMEMTEC AMERICA CORP·Filed 1991·Granted Dec 15, 1992·96 cites·4 claims
- 1190US6565748B1Cationically charge-modified membranesPALL CORP·Filed 2000·Granted May 20, 2003·48 cites·47 claims
- 1289US6045694ACationically charge-modified membranesUSF FILTRATION & SEPARATIONS·Filed 1997·Granted Apr 4, 2000·70 cites·39 claims
- 1387US6277281B1Large pore synthetic polymer membranesUSF FILTRATION & SEPARATIONS·Filed 2000·Granted Aug 21, 2001·44 cites·12 claims
- 1486US6110369ALarge pore synthetic polymer membranesUSF FILTRATION & SEPARATIONS·Filed 1997·Granted Aug 29, 2000·58 cites·5 claims
- 1584US5979670ALarge pore synthetic polymer membranesUSF FILTRATION & SEPARATIONS·Filed 1997·Granted Nov 9, 1999·49 cites·30 claims
- 1672US6110309AProcess of making a polyvinylidene difluoride membraneUSF FILTRATION & SEPARATIONS·Filed 1998·Granted Aug 29, 2000·32 cites·15 claims
- 1739US2002162792A1Polymer membrane meshesFiled 2001·Application pending·0 cites
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