TREA

Leonid Gurvich

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  • Rishon Lezion, IL
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Patents Grantslast 30 patents

  • Information Patent Grant

    Laser marking system
    • Patent number 7,915,564
    • Issue date Mar 29, 2011
    • Lazare Kaplan International, Inc.
    • George R. Kaplan
    • B44 - DECORATIVE ARTS
  • Information Patent Grant

    Microinscribed gemstone
    • Patent number 7,655,882
    • Issue date Feb 2, 2010
    • Lazare Kaplan International, Inc.
    • George R. Kaplan
    • B44 - DECORATIVE ARTS
  • Information Patent Grant

    Laser marking system
    • Patent number 7,265,316
    • Issue date Sep 4, 2007
    • Lazare Kaplan International, Inc.
    • George R. Kaplan
    • B44 - DECORATIVE ARTS
  • Information Patent Grant

    Microinscribed gemstone
    • Patent number 7,010,938
    • Issue date Mar 14, 2006
    • Lazare Kaplan International, Inc.
    • George R. Kaplan
    • B44 - DECORATIVE ARTS
  • Information Patent Grant

    Microinscribed gemstone
    • Patent number 6,684,663
    • Issue date Feb 3, 2004
    • Lazare Kaplan International, Inc.
    • George R. Kaplan
    • B44 - DECORATIVE ARTS
  • Information Patent Grant

    Laser marking system
    • Patent number 6,476,351
    • Issue date Nov 5, 2002
    • Lazare Kaplan International, Inc.
    • George R. Kaplan
    • B44 - DECORATIVE ARTS
  • Information Patent Grant

    Laser making system and certificate for a gemstone
    • Patent number 6,211,484
    • Issue date Apr 3, 2001
    • Lazare Kaplan International, Inc.
    • George R. Kaplan
    • B44 - DECORATIVE ARTS
  • Information Patent Grant

    Laser marking system
    • Patent number 5,932,119
    • Issue date Aug 3, 1999
    • Lazare Kaplan International, Inc.
    • George R. Kaplan
    • B44 - DECORATIVE ARTS

Patents Applicationslast 30 patents

  • Information Patent Application

    LASER MARKING SYSTEM
    • Publication number 20080043220
    • Publication date Feb 21, 2008
    • LAZARE KAPLAN INTERNATIONAL
    • George R. Kaplan
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Laser marking system
    • Publication number 20080000885
    • Publication date Jan 3, 2008
    • George R. Kaplan
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Laser marking system
    • Publication number 20050103760
    • Publication date May 19, 2005
    • George R. Kaplan
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Laser marking system
    • Publication number 20050005642
    • Publication date Jan 13, 2005
    • George R. Kaplan
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Laser marking system
    • Publication number 20040159641
    • Publication date Aug 19, 2004
    • George R. Kaplan
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Laser marking system
    • Publication number 20030019852
    • Publication date Jan 30, 2003
    • George R. Kaplan
    • B44 - DECORATIVE ARTS