TREA

Kui Lim Tam

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  • Singapore, SG
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Patents Grantslast 30 patents

  • Information Patent Grant

    Gemstone testing apparatus
    • Patent number 12,174,126
    • Issue date Dec 24, 2024
    • Jubilee Diamond Instrument (S) Pte. Ltd.
    • Kui Lim Tam
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Gemstone testing apparatus
    • Patent number 11,668,654
    • Issue date Jun 6, 2023
    • Jubilee Diamond Instrument (S) Pte. Ltd.
    • Kui Lim Tam
    • G01 - MEASURING TESTING
  • Information Patent Grant

    UV reflection tester
    • Patent number 10,989,667
    • Issue date Apr 27, 2021
    • Jubilee Diamond Instrument (S) Pte. Ltd.
    • Kui Lim Tam
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Gemstone testing apparatus
    • Patent number 10,859,559
    • Issue date Dec 8, 2020
    • Jubilee Diamond Instrument(s) Pte. Ltd.
    • Kui Lim Tam
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Gemstone testing apparatus
    • Patent number 10,837,915
    • Issue date Nov 17, 2020
    • Jubilee Diamond Instrument (S) Pte. Ltd.
    • Kui Lim Tam
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Diamond identification apparatus
    • Patent number 10,247,677
    • Issue date Apr 2, 2019
    • Jubilee Diamond Instrument(S) Pte. Ltd.
    • Kui Lim Tam
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Precious stone testing device
    • Patent number 10,228,330
    • Issue date Mar 12, 2019
    • Jubilee Diamond Instrument (S) Pte. Ltd.
    • Kui Lim Tam
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Diamond identification apparatus
    • Patent number 10,161,878
    • Issue date Dec 25, 2018
    • Jubilee Diamond Instrument (S) Pte. Ltd.
    • Kui Lim Tam
    • G01 - MEASURING TESTING

Patents Applicationslast 30 patents

  • Information Patent Application

    GEMSTONE TESTING DEVICE
    • Publication number 20240337601
    • Publication date Oct 10, 2024
    • Jubilee Diamond Instrument (s) Pte. Ltd.
    • Kui Lim Tam
    • G01 - MEASURING TESTING
  • Information Patent Application

    Gemstone Testing Apparatus
    • Publication number 20230341331
    • Publication date Oct 26, 2023
    • Jubilee Diamond Instrument
    • Kui Lim Tam
    • G01 - MEASURING TESTING
  • Information Patent Application

    Gemstone Testing Apparatus
    • Publication number 20210270747
    • Publication date Sep 2, 2021
    • Jubilee Diamond Instrument
    • Kui Lim Tam
    • G01 - MEASURING TESTING
  • Information Patent Application

    GEMSTONE TESTING APPARATUS
    • Publication number 20200400646
    • Publication date Dec 24, 2020
    • Jubilee Diamond Instrument(s) Pte. Ltd.
    • Kui Lim Tam
    • G02 - OPTICS
  • Information Patent Application

    GEMSTONE TESTING APPARATUS
    • Publication number 20200371041
    • Publication date Nov 26, 2020
    • Jubilee Diamond Instrument (S) Pte. Ltd.
    • Kui Lim Tam
    • G01 - MEASURING TESTING
  • Information Patent Application

    UV REFLECTION TESTER
    • Publication number 20200249176
    • Publication date Aug 6, 2020
    • Jubilee Diamond Instrument (S) Pte. Ltd.
    • Kui Lim Tam
    • G01 - MEASURING TESTING
  • Information Patent Application

    GEMSTONE TESTING APPARATUS
    • Publication number 20200217803
    • Publication date Jul 9, 2020
    • Jubilee Diamond Instrument (S) Pte. Ltd.
    • Kui Lim Tam
    • G01 - MEASURING TESTING
  • Information Patent Application

    DIAMOND IDENTIFICATION APPARATUS
    • Publication number 20190072495
    • Publication date Mar 7, 2019
    • Jubilee Diamond Instrument (S) Pte. Ltd.
    • Kui Lim Tam
    • G01 - MEASURING TESTING
  • Information Patent Application

    PRECIOUS STONE TESTING DEVICE
    • Publication number 20190011373
    • Publication date Jan 10, 2019
    • Jubilee Diamond Instrument (S) Pte. Ltd.
    • Kui Lim Tam
    • G01 - MEASURING TESTING
  • Information Patent Application

    DIAMOND IDENTIFICATION APPARATUS
    • Publication number 20180238811
    • Publication date Aug 23, 2018
    • Jubilee Diamond Instrument (S) Pte. Ltd.
    • Kui Lim Tam
    • G01 - MEASURING TESTING
  • Information Patent Application

    Testing Method for Precious Metals
    • Publication number 20080264802
    • Publication date Oct 30, 2008
    • Kui Lim Tam
    • G01 - MEASURING TESTING
  • Information Patent Application

    Testing Device For Precious Metals
    • Publication number 20080078677
    • Publication date Apr 3, 2008
    • Yih Jiun Chua
    • G01 - MEASURING TESTING