Patents by Inventor Moo-Keun Chee

Moo-Keun Chee 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).

  • ORGANIC COMPOSITION AND ELECTRONIC DEVICE COMPRISING ORGANIC LAYER COMPRISING SAID COMPOSITION
    Publication number: 20180151807
    Abstract: A composition suitable for organic layers of electronic devices that shows improved luminescent properties, and electronic devices comprising organic layers comprising such composition.
    Type: Application
    Filed: May 29, 2015
    Publication date: May 31, 2018
    Inventors: Zhengming Tang, Moo Keun Chee, Hong Yeop Na, Hua Ren, Shaoguang Feng
  • CHARGE TRANSPORT LAYERS AND FILMS CONTAINING THE SAME
    Publication number: 20130248830
    Abstract: The invention provides a film comprising at least two layers, Layer A and Layer B, and wherein Layer(A) is formed from a Composition A comprising at least one compound selected from Formula A: wherein Np is selected from 1-naphthyl or 2-naphthyl, and wherein each R is described herein; and wherein Layer B is formed from a Composition B comprising at least one “HTL compound;” and wherein Layer A is not adjacent to Layer B. The invention also provides a composition comprising at least one compound selected from Formula A: wherein each R is described herein, and wherein the compound has a Tg greater than, or equal to, 115° C.
    Type: Application
    Filed: March 14, 2013
    Publication date: September 26, 2013
    Applicants: Rohm and Haas Electronic Materials Korea Ltd., Dow Global Technologies LLC
    Inventors: Dean M. Welsh, Mark E. Ondari, Moo-Keun Chee, Bong-Ok Kim, Robert D. Froese, Matthew M. Meyer, Hyuck-Joo Kwon, Kyung-Hoon Choi, Young-Jun Cho