Patents by Inventor Claude Leiner

Claude Leiner 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).

  • Freeform optical structures for direct-lit applications
    Patent number: 10955701
    Abstract: An optical apparatus with a distance-to-height ratio, DHR, greater than 2, operable to emit light with a homogenized radiance distribution, the apparatus comprising a plurality of light sources, arranged in an array, a diffusor device at an exit surface of the apparatus, a transparent substrate, arranged between the plurality of light sources and the exit surface, the substrate comprising a plurality of freeform, FF, optical structures wherein the freeform structures are arranged on a bottom side of the transparent substrate facing the light sources.
    Type: Grant
    Filed: April 1, 2019
    Date of Patent: March 23, 2021
    Assignee: Joanneum Research Forschungsgesellschaft mbH
    Inventors: Christian Sommer, Claude Leiner
  • FREEFORM OPTICAL STRUCTURES FOR DIRECT-LIT APPLICATIONS
    Publication number: 20190317366
    Abstract: An optical apparatus with a distance-to-height ratio, DHR, greater than 2, operable to emit light with a homogenized radiance distribution, the apparatus comprising a plurality of light sources, arranged in an array, a diffusor device at an exit surface of the apparatus, a transparent substrate, arranged between the plurality of light sources and the exit surface, the substrate comprising a plurality of freeform, FF, optical structures wherein the freeform structures are arranged on a bottom side of the transparent substrate facing the light sources.
    Type: Application
    Filed: April 1, 2019
    Publication date: October 17, 2019
    Inventors: Christian Sommer, Claude Leiner