Patents by Inventor Francois Yves Michel Denis Couny

Francois Yves Michel Denis Couny 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).

  • Hollow-core photonic crystal fibre
    Patent number: 8306379
    Abstract: A hollow core photonic crystal fiber (HCPCF) having a wavelength of operation, the HCPCF comprising: a core region having a first refractive index; a cladding region surrounding the core region and comprising a plurality of microcapillaries arranged in a transverse structure having a pitch, the pitch of the structure being at least five times larger than the wavelength of operation, the cladding region having a second refractive index higher than the first refractive index.
    Type: Grant
    Filed: September 24, 2008
    Date of Patent: November 6, 2012
    Assignee: GLOphotonics SAS
    Inventors: Abdel Fetah Benabid, Francois Yves Michel Denis Couny, Peter John Roberts
  • Hollow-Core Photonic Crystal Fibre
    Publication number: 20100328658
    Abstract: A hollow core photonic crystal fibre (HCPCF) having a wavelength of operation, the HCPCF comprising: a core region having a first refractive index; a cladding region surrounding the core region and comprising a plurality of microcapillaries arranged in a transverse structure having a pitch, the pitch of the structure being at least five times larger than the wavelength of operation, the cladding region having a second refractive index higher than the first refractive index.
    Type: Application
    Filed: September 24, 2008
    Publication date: December 30, 2010
    Applicant: University of Bath
    Inventors: Abdel Fetah Benabid, Francois Yves Michel Denis Couny, Peter John Roberts