Patents by Inventor Dong-Mee Song

Dong-Mee Song 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).

  • LIQUID CRYSTALLINE MEDIUM
    Publication number: 20150036095
    Abstract: The invention relates to a liquid-crystalline medium which contains at least two polymerisable compounds or reactive mesogens (RM) and at least one compound selected from the group of compounds of the formula IIA, IIB and IIC, in which R2A, R2B, R2C, L1-6, ring B, Z2, Z2, p, q and v have the meanings indicated in Claim 1, and to the use thereof for an active-matrix display, in particular based on the VA, PSA, PS-VA, PALC, FFS, PS-FFS, IPS or PS-IPS effect, especially for the use in LC displays of the PS (polymer stabilised) or PSA (polymer sustained alignment) type.
    Type: Application
    Filed: February 12, 2013
    Publication date: February 5, 2015
    Applicant: Merck Patent GmbH
    Inventors: Ji-Won Jeong, Yong-Kuk Yun, Dong-Mee Song, Jung-Min Lee
  • LIQUID-CRYSTAL DISPLAY
    Publication number: 20140240653
    Abstract: The present invention relates to the use of LC (liquid-crystal) compounds and LC media comprising them in LC displays of the PS (polymer stabilised) or PSA (polymer sustained alignment) type.
    Type: Application
    Filed: May 9, 2014
    Publication date: August 28, 2014
    Applicant: MERCK PATENT GMBH
    Inventors: Seung-Eun LEE, Eun Young KIM, Dong-Mee SONG, Eun-Kyu LEE
  • LIQUID-CRYSTALLINE MEDIUM
    Publication number: 20130335653
    Abstract: The present invention relates to a liquid-crystalline medium, characterised in that it contains a polymerisable component (A) containing one more polymerisable compounds and a liquid-crystalline component (B) containing one more compounds of the general formula I in which R, rings A1 and A2, Z1, Z2, Y1, Y2, X0 and r are as defined in claim 1.
    Type: Application
    Filed: August 20, 2013
    Publication date: December 19, 2013
    Applicant: Merck Patent Gesellschaft Mit Beschrankter Haftung
    Inventors: Seung-Eun LEE, Eun Young KIM, Dong-Mee SONG, Kyung-Ah PARK, Sang-Hyun PARK, Eun-Kyu LEE
  • LIQUID-CRYSTALLINE MEDIUM
    Publication number: 20130335652
    Abstract: The present invention relates to a liquid-crystalline medium, characterised in that it contains a polymerisable component (A) containing one more polymerisable compounds and a liquid-crystalline component (B) containing one more compounds of the general formula I in which R, rings A1 and A2, Z1, Z2, Y1, Y2, X0 and r are as defined in Claim 1.
    Type: Application
    Filed: August 20, 2013
    Publication date: December 19, 2013
    Applicant: Merck Patent Gesellschaft Mit Beschrankter Haftung
    Inventors: Seung-Eun LEE, Eun Young KIM, Dong-Mee SONG, Kyung-Ah PARK, Sang-Hyun PARK, Eun-Kyu LEE
  • LIQUID-CRYSTALLINE MEDIUM
    Publication number: 20130335651
    Abstract: The present invention relates to a liquid-crystalline medium, characterised in that it contains a polymerisable component (A) containing one more polymerisable compounds and a liquid-crystalline component (B) containing one more compounds of the general formula I in which R, rings A1 and A2, Z1, Z2, Y1, Y2, X0 and r are as defined in Claim 1.
    Type: Application
    Filed: August 20, 2013
    Publication date: December 19, 2013
    Applicant: Merck Patent Gesellschaft Mit Beschrankter Haftung
    Inventors: Seung-Eun LEE, Eun Young KIM, Dong-Mee SONG, Kyung-Ah PARK, Sang-Hyun PARK, Eun-Kyu LEE
  • Liquid-crystalline medium
    Patent number: 8551358
    Abstract: The present invention relates to a liquid-crystalline medium, characterised in that it contains a polymerisable component (A) containing one more polymerisable compounds and a liquid-crystalline component (B) containing one more compounds of the general formula I in which R, rings A1 and A2, Z1, Z2, Y1, Y2, X0 and r are as defined in Claim 1.
    Type: Grant
    Filed: June 23, 2009
    Date of Patent: October 8, 2013
    Assignee: Merck Patent GmbH
    Inventors: Seung-Eun Lee, Eun Young Kim, Dong-Mee Song, Kyung-Ah Park, Sang-Hyun Park, Eun-Kyu Lee
  • LIQUID CRYSTAL MEDIUM AND LIQUID CRYSTAL DISPLAY
    Publication number: 20130258071
    Abstract: The present invention relates to a liquid crystal panel, a liquid crystal display device and to a liquid crystal medium having a negative dielectric anisotropy ??.
    Type: Application
    Filed: October 31, 2011
    Publication date: October 3, 2013
    Applicant: MERCK PATENT GMBH
    Inventors: Eun-Kyu Lee, Seung-Eun Lee, Dong-Mee Song
  • LIQUID-CRYSTAL DISPLAY
    Publication number: 20120162595
    Abstract: The present invention relates to the use of LC (liquid-crystal) compounds and LC media comprising them in LC displays of the PS (polymer stabilised) or PSA (polymer sustained alignment) type.
    Type: Application
    Filed: August 13, 2010
    Publication date: June 28, 2012
    Inventors: Seung-Eun Lee, Eun Young Kim, Dong-Mee Song, Eun-Kyu Lee
  • LIQUID-CRYSTALLINE MEDIUM
    Publication number: 20110095229
    Abstract: The present invention relates to a liquid-crystalline medium, characterised in that it contains a polymerisable component (A) containing one more polymerisable compounds and a liquid-crystalline component (B) containing one more compounds of the general formula I in which R, rings A1 and A2, Z1, Z2, Y1, Y2, X0 and r are as defined in Claim 1.
    Type: Application
    Filed: June 23, 2009
    Publication date: April 28, 2011
    Inventors: Seung-Eun Lee, Eun Young Kim, Dong-Mee Song, Kyung-Ah Park, Sang-Hyum Park, Eun-Kyu Lee
  • LIQUID-CRYSTALLINE MEDUIM
    Publication number: 20100301270
    Abstract: The invention relates to a liquid-crystalline medium based on a mixture of polar compounds having negative dielectric anisotropy (??), which contains at least one compound selected from the group of compounds of the formula I, IIA and IIB and at least one compound of the formula I* in which R0, R1, R2, R1*, X1, X2, A1, A1*, A2*, Z1, Z2*, L1*, L2*n p, q, v, m and m* are as defined in claim 1, and to the use thereof for an active-matrix display based on the ECB, VA, PS-VA, FFS, PALC or IPS effect.
    Type: Application
    Filed: May 16, 2008
    Publication date: December 2, 2010
    Applicant: MERCK PATENT GMBH
    Inventors: Eun-Young Kim, Seung-Eun Lee, Dong-Mee Song, Chul-Hee Cho