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KRASSIMIR GRIGOROV MARCHEV

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  • Sudbury, MA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Strengthened razor blade
    • Patent number 9,855,665
    • Issue date Jan 2, 2018
    • The Gillette Company LLC
    • Krassimir Grigorov Marchev
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Grant

    Strengthened razor blade
    • Patent number 9,598,761
    • Issue date Mar 21, 2017
    • The Gillette Company
    • Krassimir Grigorov Marchev
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Grant

    Razors and razor cartridges
    • Patent number 9,248,579
    • Issue date Feb 2, 2016
    • The Gillette Company
    • Joseph Allan DePuydt
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Grant

    Razor blades
    • Patent number 9,079,321
    • Issue date Jul 14, 2015
    • The Gillette Company
    • Oliver H. Claus
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Grant

    Method of plasma nitriding of alloys via nitrogen charging
    • Patent number 8,349,093
    • Issue date Jan 8, 2013
    • Sikorsky Aircraft Corporation
    • Clark VanTine Cooper
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Process of forming a razor blade
    • Patent number 7,966,909
    • Issue date Jun 28, 2011
    • The Gillette Company
    • John Madeira
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Method for processing alloys via plasma (ion) nitriding
    • Patent number 7,695,573
    • Issue date Apr 13, 2010
    • Sikorsky Aircraft Corporation
    • Clark VanTine Cooper
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Method of plasma nitriding of metals via nitrogen charging
    • Patent number 7,556,699
    • Issue date Jul 7, 2009
    • Clark VanTine Cooper
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Amorphous metal alloys rich in noble metals prepared by rapid solid...
    • Patent number 5,593,514
    • Issue date Jan 14, 1997
    • Northeastern University
    • Bill C. Giessen
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

  • Information Patent Application

    METHODS FOR FORMING ELECTRONIC DEVICES FROM NANOMATERIALS
    • Publication number 20200098560
    • Publication date Mar 26, 2020
    • Milara Incorporated
    • Krassimir D. PETKOV
    • B82 - NANO-TECHNOLOGY
  • Information Patent Application

    METHODS FOR FORMING ELECTRONIC DEVICES FROM NANOMATERIALS
    • Publication number 20180096841
    • Publication date Apr 5, 2018
    • Milara Incorporated
    • Krassimir D. Petkov
    • B82 - NANO-TECHNOLOGY
  • Information Patent Application

    STRENGTHENED RAZOR BLADE
    • Publication number 20170129117
    • Publication date May 11, 2017
    • The Gillette Company LLC
    • KRASSIMIR GRIGOROV MARCHEV
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Application

    THIN FILM COATING OF BLADES
    • Publication number 20110209988
    • Publication date Sep 1, 2011
    • John Madeira
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Application

    STRENGTHENED RAZOR BLADE
    • Publication number 20100299931
    • Publication date Dec 2, 2010
    • Krassimir Grigorov Marchev
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Application

    RAZORS AND RAZOR CARTRIDGES
    • Publication number 20100011590
    • Publication date Jan 21, 2010
    • Joseph Allan DePuydt
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Application

    RAZOR BLADES
    • Publication number 20100011595
    • Publication date Jan 21, 2010
    • Oliver H. Claus
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Application

    METHOD OF PLASMA NITRIDING OF ALLOYS VIA NITROGEN CHARGING
    • Publication number 20090246551
    • Publication date Oct 1, 2009
    • Clark VanTine Cooper
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Application

    Thin film coating of blades
    • Publication number 20090025512
    • Publication date Jan 29, 2009
    • John Madeira
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Application

    Method for processing alloys via plasma (ion) nitriding
    • Publication number 20060048858
    • Publication date Mar 9, 2006
    • Clark VanTine Cooper
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Application

    Method of plasma nitriding of metals via nitrogen charging
    • Publication number 20050279426
    • Publication date Dec 22, 2005
    • Clark VanTine Cooper
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...