Patents Assigned to PSYCURE CO., LTD.
  • Patent number: 10894104
    Abstract: Disclosed herein is a light emitting diode (LED) lighting device for sterilizing a surface or a space capable of effectively performing short-distance sterilization or long-distance sterilization. The device includes: a body including an inner transparent tube and an outer transparent tube in a double-tube type, the inner transparent tube forming a vertical ventilation hole and the outer transparent tube being spaced apart from the inner transparent tube at a predetermined distance; a substrate provided in a space formed by the inner transparent tube and the outer transparent tube; and a first light emitting element and a second light emitting element provided on an outer surface of the substrate. The first light emitting element emits visible light having a first wavelength of 405 nm, and the second light emitting element emits short-wavelength visible light having a second wavelength in the range of 400 to 450 nm.
    Type: Grant
    Filed: September 25, 2020
    Date of Patent: January 19, 2021
    Assignee: PSYCURE CO., LTD.
    Inventors: Hyun-Jeong Kim, Sang-Ho Jung