Inventor · disambiguated record
Frederick K. Lesan
Also filed as: LESAN FREDERICK K
7 granted patents·76 citations·filing 2004–2014
85Inventor score
Technology areasB01D
Top patents by PatentIndex Score
7 records- 0186US7063789B2Filtration element and method of constructing a filtration assemblyKOCH MEMBRANE SYSTEMS INC·Filed 2004·Granted Jun 20, 2006·39 cites·6 claims
- 0285US8758489B2Radial split ring seal for filtration systemsTORAY INDUSTRIES·Filed 2013·Granted Jun 24, 2014·9 cites·14 claims
- 0383US9381469B2Radial split ring seal for filtration systemsTORAY INDUSTRIES·Filed 2014·Granted Jul 5, 2016·6 cites·10 claims
- 0483US7387731B2Filtration element and method of constructing a filtration assemblyKOCH MEMBRANE SYSTEMS INC·Filed 2005·Granted Jun 17, 2008·12 cites·8 claims
- 0581US8728213B2Radial split ring seal for filtration systemsELWELL CURTIS J·Filed 2010·Granted May 20, 2014·8 cites·9 claims
- 0659US7311830B2Filtration element and method of constructing a filtration assemblyKOCH MEMBRANE SYSTEMS INC·Filed 2006·Granted Dec 25, 2007·1 cites·2 claims
- 0750US9795925B2Seal plate for membrane separation deviceLESAN FREDERICK K·Filed 2012·Granted Oct 24, 2017·1 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →