Patents by Inventor Yves Gromfeld
Yves Gromfeld 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: 20240151380Abstract: The invention relates to a lighting module, in particular for a motor vehicle, including a main optical system able to form a main light beam along an optical axis of the lighting module, with an upper horizontal cut-off. A first complementary optical system able to form a first complementary light beam along the optical axis, narrower than the main light beam and with an oblique lateral cut-off. A second complementary optical system able to form an alternative, second complementary light beam along the optical axis, narrower than the main light beam and with an oblique lateral cut-off opposite the oblique lateral cut-off of the first complementary light beam.Type: ApplicationFiled: January 4, 2024Publication date: May 9, 2024Applicant: VALEO VISIONInventors: Yves GROMFELD, Corentin DEBAINE
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Patent number: 11959610Abstract: A luminous motor-vehicle module including in a first light source, and a first reflective surface that is configured to collect and reflect the light rays emitted by the first light source into a first light beam, a second light source and a second reflective surface that is configured to collect and reflect the light rays emitted by said second light source into a second light beam, and an optical system configured to project the first and second light beams; the first and second light sources emitting the light rays in the same direction, the first and second reflective surfaces are offset along the optical axis and the optical system is configured to form an image of the second reflective surface.Type: GrantFiled: November 18, 2020Date of Patent: April 16, 2024Assignee: Valeo VisionInventor: Yves Gromfeld
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Patent number: 11892133Abstract: A lighting system for a motor vehicle comprising at least one primary optical device for emitting a light beam exhibiting a cutoff profile, the primary optical emission device comprising at least one light source and one single-piece primary optical member comprising an input surface suitable for receiving a light beam emitted by the light source, a ray interception surface configured to form the cutoff profile in the light beam received and an output surface for the light beam. This system also comprises a projection device arranged downstream of the primary optical emission device(s) and comprising an input surface arranged facing the primary optical emission device(s), and through which are introduced rays of the light beam derived as output from the primary optical emission device(s) a single continuous output surface through which the light beam is projected.Type: GrantFiled: October 18, 2021Date of Patent: February 6, 2024Assignee: Valeo VisionInventors: Yves Gromfeld, Maxime Laminette, Sylvain Giraud, Jean-Francois Doha
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Publication number: 20240027050Abstract: A motor vehicle lighting device including a housing with a first module for emitting a first beam, a second module for emitting a second beam, extending above the first, a third module for emitting a third segmented beam, extending above the second beam, and an optical projection system. The second module is arranged below the first module, the third module is arranged below the second module, and each of the modules includes a plurality of light sources, a collector for collecting and reflecting the rays emitted by the plurality of light sources into a beam, and a portion of the optical projection system that is arranged to project the beam, the portion forming an image of the collector.Type: ApplicationFiled: December 16, 2021Publication date: January 25, 2024Applicant: VALEO VISIONInventor: Yves GROMFELD
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Publication number: 20240027047Abstract: The invention relates to a light-emitting module including a light source capable of emitting light rays, a collector with a reflective surface, an optical system configured to project a light beam by imaging a portion of the reflective surface located behind the light source, a screen located in front of the light source, with a rear face arranged so as to gather light rays which are emitted forward by the light source and are not reflected by the reflective surface. The screen includes an end face, adjacent to the rear face and facing the reflected light rays, which is configured to avoid and/or to absorb the reflected light rays.Type: ApplicationFiled: December 16, 2021Publication date: January 25, 2024Applicant: VALEO VISIONInventors: Corentin DEBAINE, Sylvain GIRAUD, Yves GROMFELD, Clement OLCHEWSKY
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Publication number: 20240019098Abstract: A light module for a lighting device of a motor vehicle, including a plurality of first light sources, at least a first collector having a reflective surface arranged to collect and reflect the light rays emitted by the light sources into a light beam, an optical projection system arranged to project the light beam, and a first diffusing screen disposed between a first portion of the optical projection system and the collector. The optical system including the first portion arranged to form an image of the reflective surface of the collector.Type: ApplicationFiled: December 16, 2021Publication date: January 18, 2024Applicant: VALEO VISIONInventor: Yves GROMFELD
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Publication number: 20230034372Abstract: The invention relates to a lighting module (2), in particular for a motor vehicle, comprising a main optical system (4) able to form a main light beam along an optical axis (10) of the lighting module, with an upper horizontal cut-off; a first complementary optical system (12) able to form a first complementary light beam along the optical axis (10), narrower than the main light beam and with an oblique lateral cut-off; a second complementary optical system (14) able to form an alternative, second complementary light beam along the optical axis (10), narrower than the main light beam and with an oblique lateral cut-off opposite the oblique lateral cut-off of the first complementary light beam.Type: ApplicationFiled: October 14, 2020Publication date: February 2, 2023Applicant: VALEO VISIONInventors: Yves GROMFELD, Corentin DEBAINE
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Publication number: 20220412529Abstract: A luminous motor-vehicle module including in a first light source, and a first reflective surface that is configured to collect and reflect the light rays emitted by the first light source into a first light beam, a second light source and a second reflective surface that is configured to collect and reflect the light rays emitted by said second light source into a second light beam, and an optical system configured to project the first and second light beams; the first and second light sources emitting the light rays in the same direction, the first and second reflective surfaces are offset along the optical axis and the optical system is configured to form an image of the second reflective surface.Type: ApplicationFiled: November 18, 2020Publication date: December 29, 2022Applicant: VALEO VISIONInventor: Yves GROMFELD
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Patent number: 11480312Abstract: The present invention relates to a light emitting device having an optical part. The optical part comprises at least a first portion comprising a first light input face for receiving first light rays from a first light source and transmitting the first light rays directly toward a light output face so that the light exits the optical part. The optical part further comprises a second light input face for receiving second light rays light from a second light source and transmitting the second light rays toward said light output face so that they are reflected at least one time by total internal reflection on a first zone of said light output face before exiting the optical part through a second zone of said light output face.Type: GrantFiled: January 29, 2020Date of Patent: October 25, 2022Assignee: Valeo VisionInventors: Blais Jars, Yves Gromfeld
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Patent number: 11421845Abstract: The invention relates to a luminous module (1) comprising a first series of at least one illuminating unit associated with a projecting optical system (2) that is configured to produce a first exit beam from light output from the first series, the first beam forming a motor-vehicle lighting function, characterized in that it comprises a second series of at least one illuminating unit associated with the projecting system (2), the projecting system being configured to produce a second exit beam from light output from the second series, the second beam forming a motor-vehicle signaling function, and wherein the first and second series comprise exit dioptric interfaces (13) located in the same focal plane of the projecting system (2).Type: GrantFiled: May 29, 2019Date of Patent: August 23, 2022Assignee: VALEO VISIONInventor: Yves Gromfeld
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Publication number: 20220090754Abstract: The present invention relates to a light emitting device having an optical part. The optical part comprises at least a first portion comprising a first light input face for receiving first light rays from a first light source and transmitting the first light rays directly toward a light output face so that the light exits the optical part. The optical part further comprises a second light input face for receiving second light rays light from a second light source and transmitting the second light rays toward said light output face so that they are reflected at least one time by total internal reflection on a first zone of said light output face before exiting the optical part through a second zone of said light output face.Type: ApplicationFiled: January 29, 2020Publication date: March 24, 2022Applicant: VALEO VISIONInventors: Blais JARS, Yves GROMFELD
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Patent number: 11255504Abstract: A single-piece optical part made of transparent or translucent material, comprising a plurality of active surfaces arranged to form a beam, including an entrance dioptric interface and an exit dioptric interface, inactive surfaces joining the active surfaces, at least one of the inactive surfaces comprising a scattering segment so as to scatter the rays that reach it.Type: GrantFiled: September 19, 2019Date of Patent: February 22, 2022Assignee: Valeo VisionInventor: Yves Gromfeld
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Publication number: 20220049829Abstract: A lighting system for a motor vehicle comprising at least one primary optical device for emitting a light beam exhibiting a cutoff profile, the primary optical emission device comprising at least one light source and one single-piece primary optical member comprising an input surface suitable for receiving a light beam emitted by the light source, a ray interception surface configured to form the cutoff profile in the light beam received and an output surface for the light beam. This system also comprises a projection device arranged downstream of the primary optical emission device(s) and comprising an input surface arranged facing the primary optical emission device(s), and through which are introduced rays of the light beam derived as output from the primary optical emission device(s) a single continuous output surface through which the light beam is projected.Type: ApplicationFiled: October 18, 2021Publication date: February 17, 2022Applicant: Valeo VisionInventors: Yves GROMFELD, Maxime LAMINETTE, Sylvain GIRAUD, Jean-Francois DOHA
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Patent number: 11156333Abstract: A lighting system for a motor vehicle comprising at least one primary optical device for emitting a light beam exhibiting a cutoff profile, the primary optical emission device comprising at least one light source and one single-piece primary optical member comprising an input surface suitable for receiving a light beam emitted by the light source, a ray interception surface configured to form the cutoff profile in the light beam received and an output surface for the light beam. This system also comprises a projection device arranged downstream of the primary optical emission device(s) and comprising an input surface arranged facing the primary optical emission device(s), and through which are introduced rays of the light beam derived as output from the primary optical emission device(s) a single continuous output surface through which the light beam is projected.Type: GrantFiled: November 21, 2018Date of Patent: October 26, 2021Assignee: VALEO VISIONInventors: Yves Gromfeld, Maxime Laminette, Sylvain Giraud, Jean-Francois Doha
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Publication number: 20210215313Abstract: The invention relates to a luminous module (1) comprising a first series of at least one illuminating unit associated with a projecting optical system (2) that is configured to produce a first exit beam from light output from the first series, the first beam forming a motor-vehicle lighting function, characterized in that it comprises a second series of at least one illuminating unit associated with the projecting system (2), the projecting system being configured to produce a second exit beam from light output from the second series, the second beam forming a motor-vehicle signaling function, and wherein the first and second series comprise exit dioptric interfaces (13) located in the same focal plane of the projecting system (2).Type: ApplicationFiled: May 29, 2019Publication date: July 15, 2021Applicant: VALEO VISIONInventor: Yves GROMFELD
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Patent number: 11028990Abstract: A single-piece optical vehicle part comprising: a plurality of entrance dioptric interfaces and/or a plurality of exit dioptric interfaces; at least one junction between two adjacent entrance dioptric interfaces and/or at least one junction between two adjacent exit dioptric interfaces. The junction between two adjacent entrance dioptric interfaces and/or the junction between two adjacent exit dioptric interfaces has a structural modification allowing light to be absorbed and/or scattered.Type: GrantFiled: September 6, 2019Date of Patent: June 8, 2021Assignee: VALEO VISIONInventors: Pierre Renaud, Alexandre Joerg, Francois Gratecap, Yves Gromfeld
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Patent number: 10920947Abstract: A lighting device, notably for a motor vehicle, comprising at least one module having an optical axis O, each module having: a light source configured to emit a light beam in an overall direction substantially forming a secant to the optical axis O and a light orientation guide adapted to direct the light beam emitted by the light source in a manner substantially parallel to said optical axis O at the output of said the light orientation guide and adapted to form a cut-off in the light beam. The lighting device comprises a single portion for the output of the light beam, the output surface of which is continuously curved and is common to all the modules.Type: GrantFiled: July 26, 2016Date of Patent: February 16, 2021Assignee: Valeo VisionInventor: Yves Gromfeld
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Patent number: 10851958Abstract: The invention concerns a lighting module for motor vehicles, including at least one first row of first illumination units configured to produce a first exit beam, each first illumination unit including a first light source and a first optical element configured to produce a first unitary beam from light rays coming from the first light source, characterized in that the first optical element of each of the first illumination units is configured to produce: a first total internal reflection of the rays coming from the first light source so as to form a reflected beam of collimated rays; a second total internal reflection of the collimated rays so as to generate the first unitary beam.Type: GrantFiled: January 31, 2019Date of Patent: December 1, 2020Assignee: VALEO VISIONInventor: Yves Gromfeld
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Patent number: 10845019Abstract: A lighting device, including an array of at least two light sources of the light emitting semiconductor type and an array of at least a first illumination element and a second illumination element, each illumination element being associated with one of the light sources and configured for being lit the associated light source in such a way that a light beam emitted by the light source exhibits a shape dependent on a shape of the illumination element, the first illumination element being of trapezoidal shape having a large base and the second illumination element having a shape partially complementary to the trapezoidal shape and including two edges extending from two opposite ends of the large base, parallel with each other, being distant by at least a length of the order of the length of the large base.Type: GrantFiled: July 6, 2018Date of Patent: November 24, 2020Assignee: VALEO VISIONInventors: Jean-Francois Doha, Sylvain Giraud, Yves Gromfeld, Maxime Laminette
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Patent number: 10724700Abstract: A motor-vehicle lighting device including a plurality of primary optical elements, intermediate lenses, and a curved projecting lens. Each primary optical element has a curved exit refracting surface and comprises a plurality of rectangular light guides that are each intended to interact with one light-emitting diode one laser. Each intermediate lens is placed between an exit refracting surface of the primary optical element and the projecting lens. Each intermediate lens is configured to distribute and concentrate the radiation issued from an exit refracting surface of the element over and onto the projecting lens. The lighting device is configured so as to project the diode radiation entering into the light guides and exiting via the projecting lens in the form of luminous pixels, or luminous strips, the light intensity of each of which is controlled despite the curvature of the projecting lens.Type: GrantFiled: September 29, 2017Date of Patent: July 28, 2020Assignee: VALEO VISIONInventors: Antoine De Lamberterie, Yves Gromfeld