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).

  • Publication number: 20240151380
    Abstract: 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: Application
    Filed: January 4, 2024
    Publication date: May 9, 2024
    Applicant: VALEO VISION
    Inventors: Yves GROMFELD, Corentin DEBAINE
  • Patent number: 11959610
    Abstract: 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: Grant
    Filed: November 18, 2020
    Date of Patent: April 16, 2024
    Assignee: Valeo Vision
    Inventor: Yves Gromfeld
  • Patent number: 11892133
    Abstract: 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: Grant
    Filed: October 18, 2021
    Date of Patent: February 6, 2024
    Assignee: Valeo Vision
    Inventors: Yves Gromfeld, Maxime Laminette, Sylvain Giraud, Jean-Francois Doha
  • Publication number: 20240027050
    Abstract: 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: Application
    Filed: December 16, 2021
    Publication date: January 25, 2024
    Applicant: VALEO VISION
    Inventor: Yves GROMFELD
  • Publication number: 20240027047
    Abstract: 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: Application
    Filed: December 16, 2021
    Publication date: January 25, 2024
    Applicant: VALEO VISION
    Inventors: Corentin DEBAINE, Sylvain GIRAUD, Yves GROMFELD, Clement OLCHEWSKY
  • Publication number: 20240019098
    Abstract: 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: Application
    Filed: December 16, 2021
    Publication date: January 18, 2024
    Applicant: VALEO VISION
    Inventor: Yves GROMFELD
  • Publication number: 20230034372
    Abstract: 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: Application
    Filed: October 14, 2020
    Publication date: February 2, 2023
    Applicant: VALEO VISION
    Inventors: Yves GROMFELD, Corentin DEBAINE
  • Publication number: 20220412529
    Abstract: 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: Application
    Filed: November 18, 2020
    Publication date: December 29, 2022
    Applicant: VALEO VISION
    Inventor: Yves GROMFELD
  • Patent number: 11480312
    Abstract: 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: Grant
    Filed: January 29, 2020
    Date of Patent: October 25, 2022
    Assignee: Valeo Vision
    Inventors: Blais Jars, Yves Gromfeld
  • Patent number: 11421845
    Abstract: 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: Grant
    Filed: May 29, 2019
    Date of Patent: August 23, 2022
    Assignee: VALEO VISION
    Inventor: Yves Gromfeld
  • Publication number: 20220090754
    Abstract: 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: Application
    Filed: January 29, 2020
    Publication date: March 24, 2022
    Applicant: VALEO VISION
    Inventors: Blais JARS, Yves GROMFELD
  • Patent number: 11255504
    Abstract: 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: Grant
    Filed: September 19, 2019
    Date of Patent: February 22, 2022
    Assignee: Valeo Vision
    Inventor: Yves Gromfeld
  • Publication number: 20220049829
    Abstract: 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: Application
    Filed: October 18, 2021
    Publication date: February 17, 2022
    Applicant: Valeo Vision
    Inventors: Yves GROMFELD, Maxime LAMINETTE, Sylvain GIRAUD, Jean-Francois DOHA
  • Patent number: 11156333
    Abstract: 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: Grant
    Filed: November 21, 2018
    Date of Patent: October 26, 2021
    Assignee: VALEO VISION
    Inventors: Yves Gromfeld, Maxime Laminette, Sylvain Giraud, Jean-Francois Doha
  • Publication number: 20210215313
    Abstract: 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: Application
    Filed: May 29, 2019
    Publication date: July 15, 2021
    Applicant: VALEO VISION
    Inventor: Yves GROMFELD
  • Patent number: 11028990
    Abstract: 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: Grant
    Filed: September 6, 2019
    Date of Patent: June 8, 2021
    Assignee: VALEO VISION
    Inventors: Pierre Renaud, Alexandre Joerg, Francois Gratecap, Yves Gromfeld
  • Patent number: 10920947
    Abstract: 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: Grant
    Filed: July 26, 2016
    Date of Patent: February 16, 2021
    Assignee: Valeo Vision
    Inventor: Yves Gromfeld
  • Patent number: 10851958
    Abstract: 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: Grant
    Filed: January 31, 2019
    Date of Patent: December 1, 2020
    Assignee: VALEO VISION
    Inventor: Yves Gromfeld
  • Patent number: 10845019
    Abstract: 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: Grant
    Filed: July 6, 2018
    Date of Patent: November 24, 2020
    Assignee: VALEO VISION
    Inventors: Jean-Francois Doha, Sylvain Giraud, Yves Gromfeld, Maxime Laminette
  • Patent number: 10724700
    Abstract: 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: Grant
    Filed: September 29, 2017
    Date of Patent: July 28, 2020
    Assignee: VALEO VISION
    Inventors: Antoine De Lamberterie, Yves Gromfeld