Inventor · disambiguated record
John L. Pulek
Also filed as: PULEK JOHN · PULEK JOHN L
14 granted patents·11 pending applications·522 citations·filing 1989–2012
95Inventor score
Top patents by PatentIndex Score
25 records- 0193US7178676B2Graded particle-size retention filter medium for fluid filtration unit with improved edge seal3M INNOVATIVE PROPERTIES CO·Filed 2005·Granted Feb 20, 2007·31 cites·14 claims
- 0290US6464084B2Edge seal for filter cartridgeCUNO INC·Filed 2001·Granted Oct 15, 2002·54 cites·14 claims
- 0390US6391200B2Filter and method of filtering a fluidCUNO INC·Filed 1999·Granted May 21, 2002·92 cites·42 claims
- 0489US7922006B2Circumferentially pleated filter assembly and method of forming the same3M INNOVATIVE PROPERTIES CO·Filed 2007·Granted Apr 12, 2011·19 cites·34 claims
- 0587US6712966B1Graded particle-size retention filter medium for cell-type filter unitCUNO INC·Filed 2000·Granted Mar 30, 2004·49 cites·4 claims
- 0687US5399264ACompressible differential pressure energized seals for filter elements and the likeCUNO INC·Filed 1993·Granted Mar 21, 1995·72 cites·32 claims
- 0784US6939466B2Graded particle-size retention filter medium for fluid filtration unit with improved edge sealCUNO INC·Filed 2002·Granted Sep 6, 2005·32 cites·32 claims
- 0883US8075720B2Circumferentially pleated filter assembly and method of forming the sameFALL BRIAN L·Filed 2011·Granted Dec 13, 2011·8 cites·10 claims
- 0981US5965019AEncapsulated lenticular filter cartridgeCUNO INC·Filed 1997·Granted Oct 12, 1999·54 cites·25 claims
- 1079US5167814AFilter apparatus snap lock cartridge retainerCUNO INC·Filed 1991·Granted Dec 1, 1992·46 cites·17 claims
- 1174US7582209B2Graded particle-size retention filter medium for fluid filtration unit with improved edge seal3M INNOVATIVE PROPERTIES CO·Filed 2006·Granted Sep 1, 2009·5 cites·1 claims
- 1263US6524411B2Method of applying an end-cap to a pleated filter elementCUNO INC·Filed 2001·Granted Feb 25, 2003·16 cites·4 claims
- 1361US6168722B1Method for retrieving excess pharmaceutical process fluid from a filterCUNO INC·Filed 1999·Granted Jan 2, 2001·25 cites·3 claims
- 1458US5069786AFilter apparatus snap lock cartridge retainerCUNO INC·Filed 1989·Granted Dec 3, 1991·19 cites·11 claims
- 1549US2007221561A1Liquid filtration systems3M INNOVATIVE PROPERTIES CO·Filed 2007·Application pending·0 cites
- 1648US2010264077A1Graded particle-size retention filter medium for cell-type filter unit3M INNOVATIVE PROPERTIES CO·Filed 2010·Application pending·0 cites
- 1743US2004154973A1Center post system for transporting lenticular filter cartridge assemblyFiled 2004·Application pending·0 cites
- 1843US2014048741A1Filtration mediaPRINCE RICHARD A·Filed 2012·Application pending·0 cites
- 1942US2005056582A1Non-collapsible dual filter elementFiled 2004·Application pending·0 cites
- 2041US2004075221A1Inlet flange and seal for a collapsible filter elementFiled 2003·Application pending·0 cites
- 2141US2004118766A1Graded particle-size retention filter medium for cell-type filter unitFiled 2003·Application pending·0 cites
- 2240US2002023873A1Center post system for transporting lenticular filter cartridge assemblyFiled 2001·Application pending·0 cites
- 2339US2003006186A1Spiral wound depth filterFiled 2002·Application pending·0 cites
- 2439US2002060184A1Graded particle-size retention filter medium for cell-type filter unitFiled 2001·Application pending·0 cites
- 2536US2006108277A1Circumferentially pleated filter assembly and method of forming the sameFALL BRIAN L·Filed 2004·Application pending·0 cites
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