Patents by Inventor Alain GOULET
Alain GOULET 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).
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Publication number: 20230408844Abstract: A method for determining a progression length of an ophthalmic lens, the method including providing an addition value Add, providing a model, the model linking an addition value Add with a progression length, and based on the model and on the provided addition value, determining the progression length.Type: ApplicationFiled: November 22, 2021Publication date: December 21, 2023Applicant: Essilor InternationalInventors: Olivier ROUSSEL, Carlos REGO, Alain GOULET, Mélanie HESLOUIS
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Publication number: 20230314837Abstract: A method for determining the adaptation of a myopia control optical lens to a wearer, configured to provide simultaneously to the wearer a refractive optical function based on a prescription for the wearer and a myopia control function, the method includes providing an eye model, a visual environment, a myopia control optical lens model, and a reference frame and positioning the eye model, the myopia control optical lens model and the visual environment in the reference frame. A central vision quality criterion is determined for an object of the visual environment seen by the eye model through the myopia control optical lens. A myopia control efficiency criterion is determined for an object of the visual environment seen by the eye through the myopia control optical lens. The adaptation of the myopia control optical lens is determined based on the central vision quality criterion and the myopia control efficiency criterion.Type: ApplicationFiled: March 30, 2023Publication date: October 5, 2023Applicant: ESSILOR INTERNATIONALInventors: Samy HAMLAOUI, Alain GOULET, Sébastien FRICKER
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Patent number: 11776674Abstract: A system for verifying medication doses in a filled medication package comprises an imaging unit to produce at least one image of a filled medication package and a verification unit for receiving the image of the filled medication package. The verification unit comprises a dose locator to determine from the image a location of any dose in the filled medication package, and associate a time period to the location. It also comprises a dose verifier to verify an identity of any dose from the visual characteristics of the image as a function of dose reference profiles. The verification unit compares an identity and time period of the doses of the filled medication package to a prescription and has an interface for producing verification output based on the comparison of the verification unit. A method for verifying medication doses in a filled medication package is also provided.Type: GrantFiled: December 4, 2020Date of Patent: October 3, 2023Assignee: RX-V INC.Inventors: Frederic Poirier, Alain Goulet
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Publication number: 20230236437Abstract: A pair of ophthalmic lenses adapted for a wearer whose prescriptions for the left and right eye are different by at least 0.25D in cylinder, the rear surfaces of both ophthalmic lenses having a substantially identical shape.Type: ApplicationFiled: June 4, 2021Publication date: July 27, 2023Applicant: Essilor InternationalInventors: Alain GOULET, Samy HAMLAOUI, Olivier ROUSSEL
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Publication number: 20230050801Abstract: A method for determining an optical lens adapted for a wearer and optimized for at least a given optical criterion having a target value around a specific gaze direction. The method includes determining an intermediate optical lens by optimizing, using an optimization function, an initial optical lens so that the difference between the value of the at least given optical criterion of the intermediate optical lens and the target value of gaze directions around a specific gaze direction is smaller than or equal to a threshold value, and determining the optical lens by optimizing the intermediate optical lens so as to obtain the largest zone of gaze directions around the specific gaze direction for which the difference between the value of the at least given optical criterion and the target value around the specific gaze direction is smaller than or equal to the threshold value.Type: ApplicationFiled: December 18, 2020Publication date: February 16, 2023Applicant: Essilor InternationalInventors: Cyril GUILLOUX, Alain GOULET, Samy HAMLAOUI, Asma LAKHOUA
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Publication number: 20220373823Abstract: A device for determining a head freedom area of an optical lens adapted for a wearer looking at a specific point in a scene through the optical lens comprises at least one input adapted to obtain optical lens data representing the optical features of an optical lens, to obtain wearing data and fitting data representative of the wearing conditions and fitting parameters of the optical lens, and to obtain a specific threshold value for an optical performance criterion; and at least one processor configured for determining the head freedom area that corresponds to the head positions of the wearer that provide optical performances greater than or equal to the specific threshold value when the wearer is wearing the optical lens in given wearing conditions upon given fitting parameters and looking at the specific point in the scene through the optical lens.Type: ApplicationFiled: June 25, 2020Publication date: November 24, 2022Applicant: Essilor InternationalInventors: Isabelle POULAIN, Guillaume GIRAUDET, Laurent CALIXTE, Alain GOULET, Sébastien FRICKER
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Publication number: 20220305572Abstract: A cutting tool may include a shank having a drive end for interfacing with a powered driver, a body portion extending operably coupled to and extending away from the shank, a cutting portion extending from the body portion and sharing an axis with the shank and the body portion, the cutting portion including a plurality of cutting edges, and a deburring assembly operably coupled to the cutting portion or the body portion. The deburring assembly may be configured to be fully insertable into a hole cut by the cutting tool.Type: ApplicationFiled: March 29, 2022Publication date: September 29, 2022Inventors: Brian Pigott, Alain Goulet, Bill McMaster
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Publication number: 20210090704Abstract: A system for verifying medication doses in a filled medication package comprises an imaging unit to produce at least one image of a filled medication package and a verification unit for receiving the image of the filled medication package. The verification unit comprises a dose locator to determine from the image a location of any dose in the filled medication package, and associate a time period to the location. It also comprises a dose verifier to verify an identity of any dose from the visual characteristics of the image as a function of dose reference profiles. The verification unit compares an identity and time period of the doses of the filled medication package to a prescription and has an interface for producing verification output based on the comparison of the verification unit. A method for verifying medication doses in a filled medication package is also provided.Type: ApplicationFiled: December 4, 2020Publication date: March 25, 2021Inventors: Frederic POIRIER, Alain GOULET
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Patent number: 10036898Abstract: Method for determining an ophthalmic lens which comprises an aspherical continuous layer and an aspherical Fresnel layer. The aspherical continuous layer is supported by one of the faces of the lens, the same holds for the aspherical Fresnel layer.Type: GrantFiled: October 18, 2013Date of Patent: July 31, 2018Assignee: Essilor InternationalInventors: Sylvain Chene, Alain Goulet
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Patent number: 10018883Abstract: The invention concerns a transparent thin liquid crystal alignment film (1) including liquid crystals (2) within a polymerised liquid crystal composition, the film (1) comprising a first main surface (1a), a second main surface (1b) and a bulk (1c) comprised between said opposed two main surfaces (1a, 1b), for which: ? in the vicinity of the first main surface (1a), the liquid crystals (2a) are aligned along a main first direction, ? in the vicinity of the second main surface (1b), the liquid crystals (2b) are aligned along a main second direction, different from the first direction, and in between, the bulk (1c) comprises liquid crystals (2c) maintained in an isotropic orientation. The invention concerns also a process of manufacturing such a liquid crystal alignment film (1) and a polarization-independent spatial phase modulator including such a liquid crystal alignment film (1).Type: GrantFiled: December 3, 2013Date of Patent: July 10, 2018Assignees: ESSILOR INTERNATIONAL (COMPAGNIE GENERALE D'OPTIQUE), NIKON CORPORATIONInventors: Mathieu Feuillade, Alain Goulet
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Patent number: 9709820Abstract: A refractive Fresnel lens used for an optical system including an image plane, which includes a plurality of zone lens surfaces disposed concentrically and a plurality of side wall surfaces each formed between adjacent zone lens surfaces, is characterized in that the side wall surfaces are modulated so as to spatially spread in the image plane noise light due to reflection and/or refraction at the side wall surfaces.Type: GrantFiled: May 29, 2015Date of Patent: July 18, 2017Assignees: Essilor International (Compagnie Generale D'Optique), Nikon CorporationInventors: Toru Fujii, Alain Goulet
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Publication number: 20160377906Abstract: The invention concerns a transparent thin liquid crystal alignment film (1) including liquid crystals (2) within a polymerised liquid crystal composition, the film (1) comprising a first main surface (1a), a second main surface (1b) and a bulk (1c) comprised between said opposed two main surfaces (1a, 1b), for which: in the vicinity of the first main surface (1a), the liquid crystals (2a) are aligned along a main first direction, in the vicinity of the second main surface (1b), the liquid crystals (2b) are aligned along a main second direction, different from the first direction, and in between, the bulk (1c) comprises liquid crystals (2c) maintained in an isotropic orientation. The invention concerns also a process of manufacturing such a liquid crystal alignment film (1) and a polarization-independent spatial phase modulator including such a liquid crystal alignment film (1).Type: ApplicationFiled: December 3, 2013Publication date: December 29, 2016Applicants: ESSILOR INTERNATIONAL (COMPAGNIE GENERALE D'OPTIQUE), NIKON CORPORATIONInventors: Mathieu FEUILLADE, Alain GOULET
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Publication number: 20150286068Abstract: Method for determining an ophthalmic lens which comprises an aspherical continuous layer and an aspherical Fresnel layer. The aspherical continuous layer is supported by one of the faces of the lens, the same holds for the aspherical Fresnel layer.Type: ApplicationFiled: October 18, 2013Publication date: October 8, 2015Inventors: Sylvain Chene, Alain Goulet
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Publication number: 20150261008Abstract: A refractive Fresnel lens used for an optical system including an image plane, which includes a plurality of zone lens surfaces disposed concentrically and a plurality of side wall surfaces each formed between adjacent zone lens surfaces, is characterized in that the side wall surfaces are modulated so as to spatially spread in the image plane noise light due to reflection and/or refraction at the side wall surfaces.Type: ApplicationFiled: May 29, 2015Publication date: September 17, 2015Inventors: Toru Fujii, Alain Goulet
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Publication number: 20130194414Abstract: A system for verifying medication doses m a filled medication package comprises an imaging unit to produce at least one image of a filled medication package and a verification unit for receiving the image of the filled medication package. The verification unit comprises a dose locator to determine from the image a location of any dose m the filled medication package, and associate a time period to the location. It also comprises a dose verifier to verify an identity of any dose from the visual characteristics of the image as a function of dose reference profiles. The verification unit compares an identity and time period of the doses of the filled medication package to a prescription and has an interface for producing verification output based on the comparison of the verification unit. A method for verifying medication doses m a filled medication package is also provided.Type: ApplicationFiled: March 4, 2011Publication date: August 1, 2013Inventors: Frédéric Poirier, Alain Goulet
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Publication number: 20110164329Abstract: The present method for coating a Fresnel lens blank includes providing an uncoated Fresnel lens blank having a structure surface and a non-structured surface, providing a transparent mold part having molding surface substantially matching the base curvature of the Fresnel lens, depositing a metered quantity of coating resin between the molding surface and the structured surface of the Fresnel lens, applying pressure between the Fresnel lens and the mold part while maintaining the distance between the molding surface and the structure surface so that the thickness of the coating is greater than 1.5 times the Fresnel structural height of the structured surface and less than 5 times of the Fresnel structure height of the structured surface and curing the resin coating in situ by directing the incident UV radiation at the Fresnel lens. A double coating may be employed for obtaining both higher optical power and better mechanical properties.Type: ApplicationFiled: January 4, 2011Publication date: July 7, 2011Inventors: Peiqi JIANG, Lois WARREN, Danne WRIGHT, Alain GOULET