Patents Assigned to HATBIT ILLUCOM CO., LTD.
  • Light cylinder, dispenser, and light cylinder manufacturing method
    Patent number: 10725236
    Abstract: A light cylinder, a dispenser, and a method of manufacturing a light cylinder are disclosed. The light cylinder includes an outer layer and an inside layer, where the inside layer is formed by filling optical resin into the inside space of the outer layer, and the refractive index of the optical resin is determined in consideration of the refractive index of the outer layer.
    Type: Grant
    Filed: March 2, 2015
    Date of Patent: July 28, 2020
    Assignee: HATBIT ILLUCOM CO., LTD.
    Inventors: Heon Cheol Kim, Jang Hwan Hwang