Patents by Inventor Hee-Ju Ko

Hee-Ju Ko 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).

  • Biological synthesis of 6-aminocaproic acid and transgenic microorganism therefor
    Patent number: 10087472
    Abstract: The present invention relates to a method for preparing a recombinant microorganism simultaneously comprising genes encoding enzymes used in the biosynthesis pathway of 6-aminocaproic acid, which is a precursor of caprolactam, biosynthesizing 6-aminocaproic acid from the microorganism, and producing the same so as to synthesize caprolactam.
    Type: Grant
    Filed: May 2, 2014
    Date of Patent: October 2, 2018
    Assignee: Korea Research Institute of Bioscience and Biotechnology
    Inventors: Hong-Weon Lee, Jung Oh Ahn, Joon Ki Jung, Hee-Ju Ko, Sun-Joo Park, Chun Sug Kim, Hyeok Won Lee, Eun Gyo Lee, Joo Hwan Lee
  • Biological Synthesis of 6-Aminocaproic Acid and Transgenic Microorganism Therefor
    Publication number: 20160257976
    Abstract: The present invention relates to a method for preparing a recombinant microorganism simultaneously comprising genes encoding enzymes used in the biosynthesis pathway of 6-aminocaproic acid, which is a precursor of caprolactam, biosynthesizing 6-aminocaproic acid from the microorganism, and producing the same so as to synthesize caprolactam.
    Type: Application
    Filed: May 2, 2014
    Publication date: September 8, 2016
    Applicant: Korea Research Institute of Bioscience and Biotechnology
    Inventors: Hong-Weon Lee, Jung Oh Ahn, Joon Ki Jung, Hee-Ju Ko, Sun-Joo Park, Chun Sug Kim, Hyeok Won Lee, Eun Gyo Lee, Joo Hwan Lee
  • Organic light emitting device with a low-resistance cathode
    Patent number: 8716928
    Abstract: Provided is an organic light emitting device including an anode, a cathode, and a light emitting layer disposed between the anode and the cathode, wherein the cathode has a structure including a first metal layer and a second metal layer, or a structure including a first metal layer, a second metal layer, and one selected from the group consisting of an oxide layer, a nitride layer, and a nitric oxide layer, and wherein the cathode has low resistance.
    Type: Grant
    Filed: April 8, 2010
    Date of Patent: May 6, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yong-Tak Kim, Won-Jong Kim, Joon-Gu Lee, Jin-Baek Choi, Chang-Ho Lee, Il-Soo Oh, Hee-Ju Ko, Se-Jin Cho, Jin-Young Yun, Hyung-Jun Song, Kyu-Hwan Hwang, Jong-Hyuk Lee
  • ORGANIC LIGHT EMITTING DEVICE
    Publication number: 20100301741
    Abstract: Provided is an organic light emitting device including an anode, a cathode, and a light emitting layer disposed between the anode and the cathode, wherein the cathode has a structure including a first metal layer and a second metal layer, or a structure including a first metal layer, a second metal layer, and one selected from the group consisting of an oxide layer, a nitride layer, and a nitric oxide layer, and wherein the cathode has low resistance.
    Type: Application
    Filed: April 8, 2010
    Publication date: December 2, 2010
    Applicant: Samsung Mobile Display Co., LTD.
    Inventors: Yong-Tak KIM, Won-Jong Kim, Joon-Gu Lee, Jin-Baek Choi, Chang-Ho Lee, Il-Soo Oh, Hee-Ju Ko, Se-Jin Cho, Jin-Young Yun, Hyung-Jun Song, Kyu-Hwan Hwang, Jong-Hyuk Lee