Patents by Inventor Kenta MITSUYAMA

Kenta MITSUYAMA 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).

  • Patent number: 12002909
    Abstract: A light emitting device includes a package for surface mounting including a plurality of leads, three leads of the plurality of leads respectively including an exposed region exposed from the dark-colored resin at a primary surface of the package, with first to third recesses each defined in the exposed region of a respective one of the three leads; first to third light emitting elements configured to emit first to third light, respectively; and a mold resin including first to third lens portions overlapping with the first to third recesses and the first to third light emitting elements, respectively, in a plan view, and colored in a similar color as the first to third light, respectively.
    Type: Grant
    Filed: August 24, 2021
    Date of Patent: June 4, 2024
    Assignee: NICHIA CORPORATION
    Inventor: Kenta Mitsuyama
  • Publication number: 20230106437
    Abstract: A light-emitting device includes a resin package including a plurality of recessed portions, a plurality of light-emitting elements, each disposed in the corresponding one of the plurality of recessed portions, a plurality of reflective members, and a mold resin portion including a first lens portion, a second lens portion, and a third lens portion. In the plan view, a maximum width of the first lens portion is less than a maximum width of an inner upper surface of the corresponding one of the plurality of recessed portions, a maximum width of the second lens portion is less than a maximum width of an inner upper surface of the corresponding one of the plurality of recessed portions, and a maximum width of the third lens portion is less than a maximum width of an inner upper surface of the corresponding one of the plurality of recessed portions.
    Type: Application
    Filed: September 30, 2022
    Publication date: April 6, 2023
    Applicant: NICHIA CORPORATION
    Inventors: Kazuaki SAKAI, Kenta MITSUYAMA, Yoshio ICHIHARA
  • Publication number: 20230095815
    Abstract: Provided is a light-emitting device that can reduce deterioration of characteristics of the light-emitting device by using a waterproof resin. Solution A light-emitting device includes a resin package including a lead, a resin member a light-emitting element, and a mold resin portion. The lead includes an exposed region exposed at the primary surface from the resin member. The light-emitting element is disposed in the exposed region of the lead. The mold resin portion includes a base portion having an upper surface positioned above a primary surface of the resin package and a lateral surface portion of the base portion covering a part of the lateral surface portion of the resin package and a lens portion that seal the light-emitting element.
    Type: Application
    Filed: September 30, 2022
    Publication date: March 30, 2023
    Applicant: NICHIA CORPORATION
    Inventors: Yoshio ICHIHARA, Kenta MITSUYAMA, Daizo KIBA
  • Publication number: 20220069181
    Abstract: A light emitting device includes a package for surface mounting including a plurality of leads, three leads of the plurality of leads respectively including an exposed region exposed from the dark-colored resin at a primary surface of the package, with first to third recesses each defined in the exposed region of a respective one of the three leads; first to third light emitting elements configured to emit first to third light, respectively; and a mold resin including first to third lens portions overlapping with the first to third recesses and the first to third light emitting elements, respectively, in a plan view, and colored in a similar color as the first to third light, respectively.
    Type: Application
    Filed: August 24, 2021
    Publication date: March 3, 2022
    Applicant: NICHIA CORPORATION
    Inventor: Kenta MITSUYAMA