Patents by Inventor Khoi-Nguyen Ha

Khoi-Nguyen Ha has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 8846011
    Abstract: The present invention provides a curable resin composition for coating natural or artificial nails, which in particular exhibits an excellent appearance after coating, high water and scratch resistances, and low levels of odor, damage to nails, and dermal irritancy, resulting in a high level of safety to human bodies and superior storage stability. The curable resin composition for coating a natural or artificial nail of the present invention comprises (A) an aqueous emulsion of a polymer having functional groups polymerizable by exposure to active energy radiation, (B) polyethylene glycol, and (C) a photo radical initiator containing no nitrogen atom in its molecule.
    Type: Grant
    Filed: December 7, 2010
    Date of Patent: September 30, 2014
    Assignee: Threebond Fine Chemical Co., Ltd.
    Inventors: Kazuhiro Kojima, Khoi-Nguyen Ha, Leroy Anthony
  • Publication number: 20120276028
    Abstract: The present invention provides a curable resin composition for coating natural or artificial nails, which in particular exhibits an excellent appearance after coating, high water and scratch resistances, and low levels of odor, damage to nails, and dermal irritancy, resulting in a high level of safety to human bodies and superior storage stability. The curable resin composition for coating a natural or artificial nail of the present invention comprises (A) an aqueous emulsion of a polymer having functional groups polymerizable by exposure to active energy radiation, (B) polyethylene glycol, and (C) a photo radical initiator containing no nitrogen atom in its molecule.
    Type: Application
    Filed: December 7, 2010
    Publication date: November 1, 2012
    Applicant: THREEBOND CO., LTD.
    Inventors: Kazuhiro Kojima, Khoi-Nguyen Ha, Leroy Anthony
  • Publication number: 20090111207
    Abstract: A method of fabricating an integrated detection biosensor, the biosensor comprising an assembly (10) of photodetectors (12) of CCD or CMOS type on which there is deposited or formed a filter for rejecting excitation light ?e, the filter comprising at least one absorbent layer (14) together with a Bragg mirror or an interference filter, forming a support for chromophore elements that are to be illuminated by the excitation light ?e.
    Type: Application
    Filed: October 17, 2006
    Publication date: April 30, 2009
    Inventors: Houtai Choumane, Claude Weisbuch, Henri Benisty, Khoi-Nguyen Ha