Patents by Inventor Tadashi Katsume

Tadashi Katsume 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).

  • Illumination device
    Patent number: 9772096
    Abstract: This illumination device includes an organic EL illumination panel installed in a baggage rack or the like in a fuselage of an aircraft, and a panel driving circuit that drives the organic EL illumination panel and is installed in a different place apart from the organic EL illumination panel in the fuselage to drive the organic EL illumination panel. The organic EL illumination panel includes a plurality of light emitting units including at least a light emitting layer, and a charge generation layer arranged between the plurality of light emitting units to thereby form a multi-photoemission structure, and has a thickness of 5 mm or less in a stacking direction.
    Type: Grant
    Filed: September 4, 2013
    Date of Patent: September 26, 2017
    Assignees: MITSUBISHI HEAVY INDUSTRIES, LTD., LUMIOTEC INC.
    Inventors: Hiroyasu Aruga, Tadashi Katsume
  • ILLUMINATION DEVICE
    Publication number: 20150151679
    Abstract: This illumination device includes an organic EL illumination panel installed in a baggage rack or the like in a fuselage of an aircraft, and a panel driving circuit that drives the organic EL illumination panel and is installed in a different place apart from the organic EL illumination panel in the fuselage to drive the organic EL illumination panel. The organic EL illumination panel includes a plurality of light emitting units including at least a light emitting layer, and a charge generation layer arranged between the plurality of light emitting units to thereby form a multi-photoemission structure, and has a thickness of 5 mm or less in a stacking direction.
    Type: Application
    Filed: September 4, 2013
    Publication date: June 4, 2015
    Applicant: LUMIOTEC INC.
    Inventors: Hiroyasu Aruga, Tadashi Katsume