Inventor · disambiguated record
Kwok-Shun Cheng
Also filed as: CHENG KWOK-SHUN
25 granted patents·10 pending applications·307 citations·filing 2000–2025
96Inventor score
Top patents by PatentIndex Score
35 records- 0195US6582496B1Hollow fiber membrane contactorMYKROLIS CORP·Filed 2000·Granted Jun 24, 2003·110 cites·107 claims
- 0290US7678269B2Asymmetric porous adsorptive beadMILLIPORE CORP·Filed 2006·Granted Mar 16, 2010·14 cites·15 claims
- 0390US7678302B2Method and apparatus for making porous agarose beadsMILLIPORE CORP·Filed 2006·Granted Mar 16, 2010·13 cites·17 claims
- 0485US10786754B2Depth filters for disposable biotechnological processesEMD MILLIPORE CORP·Filed 2018·Granted Sep 29, 2020·2 cites·10 claims
- 0585US6663745B1Method for manufacturing hollow fiber membranesMYKROLIS CORP·Filed 2000·Granted Dec 16, 2003·37 cites·11 claims
- 0682US7308932B2Exchange apparatusENTEGRIS INC·Filed 2002·Granted Dec 18, 2007·34 cites·14 claims
- 0781US6805731B2Hollow fiber membrane contactorMYKROLIS CORP·Filed 2003·Granted Oct 19, 2004·25 cites·12 claims
- 0880US11772020B2High capacity composite depth filter media with low extractablesEMD MILLIPORE CORP·Filed 2022·Granted Oct 3, 2023·0 cites·11 claims
- 0980US2023158429A1High capacity composite depth filter media with low extractablesEMD MILLIPORE CORP·Filed 2023·Application pending·0 cites
- 1080US2025375743A1Porous polyethylene filter membrane with asymmetric pore structure, and related filters and methodsENTEGRIS INC·Filed 2025·Application pending·0 cites
- 1179US8652330B2Asymmetric porous adsorptive beadCHENG KWOK-SHUN·Filed 2010·Granted Feb 18, 2014·3 cites·8 claims
- 1276US12409423B2Porous polyethylene filter membrane with asymmetric pore structure, and related filters and methodsENTEGRIS INC·Filed 2023·Granted Sep 9, 2025·0 cites·8 claims
- 1376US8177537B2Method and apparatus for making porous agarose beadsCHENG KWOK-SHUN·Filed 2010·Granted May 15, 2012·3 cites·6 claims
- 1475US7347937B1Perfluorinated thermoplastic filter cartridgeENTEGRIS INC·Filed 2000·Granted Mar 25, 2008·22 cites·14 claims
- 1572US11439933B2High capacity composite depth filter media with low extractablesEMD MILLIPORE CORP·Filed 2019·Granted Sep 13, 2022·0 cites·9 claims
- 1672US6802973B2Microporous hollow fiber membranes from perfluorinated thermoplastic polymersMYKROLIS CORP·Filed 2003·Granted Oct 12, 2004·9 cites·17 claims
- 1770US11504646B2Depth filters for disposable biotechnological processesEMD MILLIPORE CORP·Filed 2020·Granted Nov 22, 2022·0 cites·10 claims
- 1869US7717405B2Hollow fiber membrane contact apparatus and processENTEGRIS INC·Filed 2008·Granted May 18, 2010·3 cites·19 claims
- 1968US11660555B2High capacity composite depth filter media with low extractablesEMD MILLIPORE CORP·Filed 2014·Granted May 30, 2023·1 cites·5 claims
- 2067US8091618B2Exchange apparatusDOH CHA P·Filed 2007·Granted Jan 10, 2012·6 cites·11 claims
- 2167US6921482B1Skinned hollow fiber membrane and method of manufactureMYKROLIS CORP·Filed 2000·Granted Jul 26, 2005·11 cites·18 claims
- 2267US6802972B1Microporous hollow fiber membranes from perfluorinated thermoplastic polymersMYKROLIS CORP·Filed 2000·Granted Oct 12, 2004·6 cites·6 claims
- 2362US9067976B2Asymmetric porous adsorptive beadEMD MILLIPORE CORP·Filed 2013·Granted Jun 30, 2015·0 cites·6 claims
- 2461US6977043B2Skinned hollow fiber membrane and method of manufactureMYKROLIS CORP·Filed 2004·Granted Dec 20, 2005·8 cites·29 claims
- 2561US2020139309A1Porous polyethylene filter membrane with asymmetric pore structure, and related filters and methodsENTEGRIS INC·Filed 2019·Application pending·0 cites
- 2659US11701623B2Method of forming a laminated single layer composite membraneENTEGRIS INC·Filed 2021·Granted Jul 18, 2023·0 cites·19 claims
- 2759US11413586B2Polyamide coated filter membrane, filters, and methodsENTEGRIS INC·Filed 2019·Granted Aug 16, 2022·0 cites·25 claims
- 2859US2025367612A1Asymmetric polymeric porous filter membranes and related methodsENTEGRIS INC·Filed 2023·Application pending·0 cites
- 2956US2023100527A1Medical use venting filterENTEGRIS INC·Filed 2022·Application pending·0 cites
- 3055US11890582B2Highly retentive polyamide hollow fiber membranes produced via controlled shrinkageENTEGRIS INC·Filed 2017·Granted Feb 6, 2024·0 cites·11 claims
- 3155US2013012689A1Depth Filters For Disposable Biotechnological ProcessesEMD MILLIPORE CORP·Filed 2012·Application pending·0 cites
- 3252US2015133643A1Low Organic Extractable Depth Filter Media Processed with Solvent Extraction MethodEMD MILLIPORE CORP·Filed 2013·Application pending·0 cites
- 3344US2004094466A1Method for manufacturing hollow fiber membranesFiled 2003·Application pending·0 cites
- 3441US2020222859A1Porous polymeric hollow filter membraneENTEGRIS INC·Filed 2020·Application pending·0 cites
- 3531US2011142863A1Flow through purification processes for large biomoleculesMILLIPORE CORP·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →