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KwokShun CHENG

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  • Nashua, NH, US
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Patents Applicationslast 30 patents

  • Information Patent Application

    OLEOPHOBIC FLUOROPOLYMERS AND FILTER MATERIALS PREPARED THEREFROM
    • Publication number 20230026572
    • Publication date Jan 26, 2023
    • Entegris, Inc.
    • Mei Feng He
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    ACID RESISTANT FILTER MEDIA
    • Publication number 20210395566
    • Publication date Dec 23, 2021
    • Entegris, Inc.
    • James HAMZIK
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    COMPOSITE FILTER MEDIA
    • Publication number 20210394128
    • Publication date Dec 23, 2021
    • Entegris, Inc.
    • KwokShun CHENG
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL