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Wing Yiu Ng

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  • Hong Kong, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Methods and kits useful for diagnosis of human papillomavirus (HPV)
    • Patent number 12,258,616
    • Issue date Mar 25, 2025
    • Phase Scientific International, Ltd.
    • Cheuk Yiu Tenny Chung
    • C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
  • Information Patent Grant

    Methods for isolating target analytes from biological samples using...
    • Patent number 12,129,511
    • Issue date Oct 29, 2024
    • Phase Scientific International, Ltd.
    • Cheuk Yiu Tenny Chung
    • C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
  • Information Patent Grant

    Zwitterionic catalysts for (trans)esterification: application in fl...
    • Patent number 11,583,842
    • Issue date Feb 21, 2023
    • The Chinese University of Hong Kong
    • Ying-Yeung Yeung
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Zwitterion-ruthenium complex for catalytic aerobic oxidation reactions
    • Patent number 11,298,694
    • Issue date Apr 12, 2022
    • The Chinese University of Hong Kong
    • Rong-Bin Hu
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Ring binder mechanism
    • Patent number 10,532,598
    • Issue date Jan 14, 2020
    • World Wide Stationery Mfg. Co., Ltd.
    • Wing Yiu Ng
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
  • Information Patent Grant

    Ring binder mechanism
    • Patent number 10,532,599
    • Issue date Jan 14, 2020
    • World Wide Stationery Mfg. Co., Ltd.
    • Wing Yiu Ng
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
  • Information Patent Grant

    Ring binder mechanism
    • Patent number 9,044,994
    • Issue date Jun 2, 2015
    • World Wide Stationery Mfg. Co., Ltd.
    • Wing Yiu Ng
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
  • Information Patent Grant

    Ring binder mechanism
    • Patent number 8,186,899
    • Issue date May 29, 2012
    • World Wide Stationery Mfg. Co., Ltd.
    • Wing Yiu Ng
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
  • Information Patent Grant

    Ring binder mechanism
    • Patent number 8,052,343
    • Issue date Nov 8, 2011
    • World Wide Stationery Mfg. Co., Ltd.
    • Ze Yu Zhang
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
  • Information Patent Grant

    Ring binder mechanism
    • Patent number 7,731,441
    • Issue date Jun 8, 2010
    • World Wide Stationery Mfg. Co., Ltd.
    • Wing Yiu Ng
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
  • Information Patent Grant

    Soft close ring binder mechanism with reinforced travel bar
    • Patent number 7,661,898
    • Issue date Feb 16, 2010
    • World Wide Stationery Manufacturing Company, Limited
    • Wing Yiu Ng
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
  • Information Patent Grant

    Ring binder mechanism
    • Patent number 7,648,302
    • Issue date Jan 19, 2010
    • World Wide Stationery Mfg. Co., Ltd.
    • Ze Yu Zhang
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
  • Information Patent Grant

    Ring binder mechanism having slide connector
    • Patent number 7,513,708
    • Issue date Apr 7, 2009
    • World Wide Stationery Mfg. Co., Ltd.
    • Hung Yu Cheng
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER

Patents Applicationslast 30 patents

  • Information Patent Application

    METHODS AND KITS USEFUL FOR DIAGNOSIS OF UROGENITAL CANCER
    • Publication number 20250027138
    • Publication date Jan 23, 2025
    • Phase Scientific International, Ltd.
    • Cheuk Yiu Tenny CHUNG
    • C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
  • Information Patent Application

    METHODS AND KITS USEFUL FOR DIAGNOSIS OF HUMAN PAPILLOMAVIRUS (HPV)
    • Publication number 20250027137
    • Publication date Jan 23, 2025
    • Phase Scientific International, Ltd.
    • Cheuk Yiu Tenny CHUNG
    • C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
  • Information Patent Application

    METHODS FOR ISOLATING TARGET ANALYTES FROM URINE SAMPLES USING ATPS...
    • Publication number 20250011838
    • Publication date Jan 9, 2025
    • Phase Scientific International, Ltd.
    • Cheuk Yiu Tenny CHUNG
    • C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
  • Information Patent Application

    METHODS FOR ISOLATING TARGET ANALYTES FROM BIOLOGICAL SAMPLES USIN...
    • Publication number 20240141409
    • Publication date May 2, 2024
    • Phase Scientific International, Ltd.
    • Cheuk Yiu Tenny CHUNG
    • C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
  • Information Patent Application

    ZWITTERION-RUTHENIUM COMPLEX FOR CATALYTIC AEROBIC OXIDATION REACTIONS
    • Publication number 20210121862
    • Publication date Apr 29, 2021
    • The Chinese University of Hong Kong
    • Rongbin HU
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    ZWITTERIONIC CATALYSTS FOR (TRANS)ESTERIFICATION: APPLICATION IN FL...
    • Publication number 20210023539
    • Publication date Jan 28, 2021
    • The Chinese University of Hong Kong
    • Ying-Yeung YEUNG
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Application

    RING BINDER MECHANISM
    • Publication number 20170203603
    • Publication date Jul 20, 2017
    • World Wide Stationery Mfg. Co., Ltd.
    • Wing Yiu Ng
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
  • Information Patent Application

    RING BINDER MECHANISM
    • Publication number 20150246572
    • Publication date Sep 3, 2015
    • World Wide Stationery Mfg. Co., Ltd.
    • Wing Yiu Ng
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
  • Information Patent Application

    RING BINDER MECHANISM
    • Publication number 20120230755
    • Publication date Sep 13, 2012
    • World Wide Stationery Mfg. Co., Ltd.
    • Wing Yiu Ng
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
  • Information Patent Application

    RING BINDER MECHANISM
    • Publication number 20100232867
    • Publication date Sep 16, 2010
    • World Wide Stationery Mfg. Co., Ltd.
    • Wing Yiu Ng
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
  • Information Patent Application

    RING BINDER MECHANISM
    • Publication number 20090274508
    • Publication date Nov 5, 2009
    • World Wide Stationery Mfg. Co., Ltd.
    • Ze Yu Zhang
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
  • Information Patent Application

    Ring Binder Mechanism
    • Publication number 20080124166
    • Publication date May 29, 2008
    • World Wide Stationery Mfg. Co., Ltd.
    • Ze Yu Zhang
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
  • Information Patent Application

    Ring Binder Mechanism
    • Publication number 20080075526
    • Publication date Mar 27, 2008
    • World Wide Stationery Mfg. Co., Ltd.
    • Wing Yiu Ng
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
  • Information Patent Application

    Fastening System
    • Publication number 20070223990
    • Publication date Sep 27, 2007
    • World Wide Stationery Mfg. Co., Ltd.
    • Shan J. Li
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
  • Information Patent Application

    Ring binder mechanism having slide connector
    • Publication number 20070048075
    • Publication date Mar 1, 2007
    • Hung Yu Cheng
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
  • Information Patent Application

    Fastening system for a ring binder mechanism
    • Publication number 20070048071
    • Publication date Mar 1, 2007
    • World Wide Stationery Mfg. Co., Ltd.
    • Shan Jun Li
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
  • Information Patent Application

    Ring binder having a clip
    • Publication number 20070048079
    • Publication date Mar 1, 2007
    • World Wide Stationery Mfg. Co., Ltd.
    • Wing Yiu Ng
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
  • Information Patent Application

    Ring binder mechanism with reinforced hinge plates
    • Publication number 20060008318
    • Publication date Jan 12, 2006
    • World Wide Stationery Manufacturing Company Limited
    • Wing Yiu Ng
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
  • Information Patent Application

    SOFT CLOSE RING BINDER MECHANISM WITH REINFORCED TRAVEL BAR
    • Publication number 20050214064
    • Publication date Sep 29, 2005
    • World Wide Stationery Manufacturing Company, Limited
    • Wing Yiu Ng
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
  • Information Patent Application

    Soft close ring binder mechanism with reinforced travel bar
    • Publication number 20050201820
    • Publication date Sep 15, 2005
    • Word Wide Stationery Manufacturing Company, Limited
    • Wing Yiu Ng
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER