Patents by Inventor Kil Nam LEE

Kil Nam 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).

  • Patent number: 10519312
    Abstract: The present invention relates to an ultra-thin black polyimide film and a method for preparing the same. The ultra-thin black polyimide film according to the present invention has a thickness of 8 ?m or less, and has not only an excellent gloss and a low light transmittance in the range of visible light, but also an excellent dimensional stability so as to be effectively used in products such as slim devices, coverlays, insulating films, or semiconductor devices, which need to have a good mechanical or thermal properties.
    Type: Grant
    Filed: September 29, 2017
    Date of Patent: December 31, 2019
    Assignee: SKC KOLON PI Inc.
    Inventors: Kil Nam Lee, Jae Chul Ahn, In Seok Oh, Sang Hak Lee, Jae Baek Lee, Hyun Jai Lim
  • Publication number: 20180346720
    Abstract: The present invention relates to an ultra-thin black polyimide film and a method for preparing the same. The ultra-thin black polyimide film according to the present invention has a thickness of 8 ?m or less, and has not only an excellent gloss and a low light transmittance in the range of visible light, but also an excellent dimensional stability so as to be effectively used in products such as slim devices, coverlays, insulating films, or semiconductor devices, which need to have a good mechanical or thermal properties.
    Type: Application
    Filed: September 29, 2017
    Publication date: December 6, 2018
    Applicant: SKC KOLON PI Inc.
    Inventors: Kil Nam LEE, Jae Chul AHN, In Seok OH, Sang Hak LEE, Jae Baek LEE, Hyun Jai LIM