Patents by Inventor Keita TAMAKI

Keita TAMAKI 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: 11990485
    Abstract: A photoelectric conversion device in the present disclosure includes a first trench extending inside a semiconductor substrate from a first face of the semiconductor substrate between a first photoelectric conversion portion and a second photoelectric conversion portion arranged in a first pixel and a second trench extending from a second face of the semiconductor substrate between the first pixel and a second pixel, and the end on the second face side of the first isolation portion is located closer to the second face side than the end on the first face side of the second isolation portion.
    Type: Grant
    Filed: October 1, 2020
    Date of Patent: May 21, 2024
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Junya Tamaki, Keita Torii, Kazuya Igarashi
  • Patent number: 11014787
    Abstract: In a passenger conveyor balustrade apparatus, a lighting box includes: a ceiling portion; and a pair of side surface portions that protrude downward from the ceiling portion so as to face each other, an opening being disposed on a lower portion of the lighting box. A lighting holder that holds a lighting appliance is mounted inside the lighting box. The lighting holder has an elastically deforming portion. The lighting holder is held inside the lighting box by being pressed against the pair of side surface portions by elastically deforming the elastically deforming portion.
    Type: Grant
    Filed: June 2, 2017
    Date of Patent: May 25, 2021
    Assignee: MITSUBISHI ELECTRIC CORPORATION
    Inventor: Keita Tamaki
  • Publication number: 20210078833
    Abstract: In a passenger conveyor balustrade apparatus, a lighting box includes: a ceiling portion; and a pair of side surface portions that protrude downward from the ceiling portion so as to face each other, an opening being disposed on a lower portion of the lighting box. A lighting holder that holds a lighting appliance is mounted inside the lighting box. The lighting holder has an elastically deforming portion. The lighting holder is held inside the lighting box by being pressed against the pair of side surface portions by elastically deforming the elastically deforming portion.
    Type: Application
    Filed: June 2, 2017
    Publication date: March 18, 2021
    Applicant: Mitsubishi Electric Corporation
    Inventor: Keita TAMAKI