Patents by Inventor Yang Jae LEE

Yang Jae LEE 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).

  • PLASTIC PRODUCT CONTAINING LUMINESCENT MATERIAL AND METHOD FOR DETERMINING AUTHENTICITY OF SAME
    Publication number: 20220024243
    Abstract: Disclosed is a plastic product with authenticity to be determined, the plastic product including: a base made of a plastic material, and a luminescent material included in the base and configured to emit light including a second wavelength with respect to incident light including a first wavelength, in which the determination of the authenticity is performed by irradiating the plastic product with the incident light and then detecting the emitted light. According to the present invention, it is possible to easily determine the authenticity of the plastic product by a simple method of detecting a spectrum of the light emitted from the plastic product.
    Type: Application
    Filed: January 10, 2019
    Publication date: January 27, 2022
    Inventors: Sung Hyun JOO, Il Hoon CHOI, Hyun Jun KIM, Hyun Jin OH, Se Hyun LEE, Yang Jae LEE