Patents by Inventor Dong Seob Jeong

Dong Seob Jeong 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).

  • Publication number: 20120097992
    Abstract: A method of manufacturing an organic light emitting display device and an organic light emitting display device manufactured using the method, which are suitable for manufacturing large-sized display devices on a mass scale and can be used for high-definition patterning. The method includes consecutively forming organic layers on a substrate on which a plurality of panels are arranged parallel to each other; forming a second electrode on the organic layers, for each of the panels; forming a passivation layer on the second electrode on each of the panels to cover the second electrode; and removing a part of the organic layers that exists between the passivation layer on the second electrode of one of the panels and the passivation layer on the second electrode of an adjacent one of the panels.
    Type: Application
    Filed: October 21, 2011
    Publication date: April 26, 2012
    Inventor: Dong-Seob Jeong
  • Publication number: 20120068199
    Abstract: A thin film deposition apparatus that is suitable for manufacturing large-sized display devices on a mass scale and that can be used for high-definition patterning, a method of manufacturing an organic light-emitting display device by using the thin film deposition apparatus, and an organic light-emitting display device manufactured by using the method.
    Type: Application
    Filed: July 1, 2011
    Publication date: March 22, 2012
    Inventors: Un-Cheol Sung, Dong-Seob Jeong, Jung-Yeon Kim
  • Patent number: 8137823
    Abstract: The present invention relates to a novel anthracene derivative, a process for preparation thereof, and an organic electronic device using the same. The anthracene derivative according to the present invention can serve as a hole injecting material, a hole transporting material, an electron injecting material, an electron transporting material, or a light emitting material, and particularly as a light emitting host or dopant, especially as a green host or dopant singly, in an organic electronic device including an organic light emitting device. The organic electronic device according to the present invention exhibits excellent characteristics in efficiency, drive voltage, life time, and stability.
    Type: Grant
    Filed: March 15, 2007
    Date of Patent: March 20, 2012
    Assignee: LG Chem, Ltd.
    Inventors: Ji-Eun Kim, Jae-Chol Lee, Tae-Yoon Park, Dae-Woong Lee, Kong-Kyeom Kim, Sung-Kil Hong, Hye-Young Jang, Yeon-Hwan Kim, Dong-Seob Jeong
  • Patent number: 8120020
    Abstract: An organic light emitting device (OLED) including: a substrate; a first electrode; a second electrode facing the first electrode; a first blue light emitting layer, a green light emitting layer, a red light emitting layer, and a second blue light emitting layer all interposed between the first electrode and the second electrode; and a color filter disposed in a path of light emitted from the light emitting layers, wherein the first blue light emitting layer includes a deep blue dopant, and the second blue light emitting layer includes a sky blue dopant.
    Type: Grant
    Filed: November 18, 2009
    Date of Patent: February 21, 2012
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventors: Sam-Il Kho, Dong-Seob Jeong, Jae-Young Cho, Sung-Woo Cho, Min-Chul Suh
  • Publication number: 20120006259
    Abstract: A tension apparatus for extending a patterning slit sheet included in a thin film deposition apparatus that can be simply applied to produce large-sized display devices on a mass scale and that improves manufacturing yield. The tension apparatus, wherein a plurality of patterning slits are formed along a first direction in the patterning slit sheet, and distances between adjacent patterning slits are different from each other, includes: a light source disposed to face the patterning slit sheet and irradiating light toward the patterning slit sheet; a tension member combined to at least one end of the patterning slit sheet, and applying a predetermined tensile force on the patterning slit sheet; and a master glass onto which light irradiated from the light source and passed through the patterning slit sheet is projected.
    Type: Application
    Filed: January 4, 2011
    Publication date: January 12, 2012
    Applicant: Samsung Mobile Display Co., Ltd.
    Inventors: Un-Cheol SUNG, Mu-Hyun KIM, Dong-Seob JEONG, Jung-Yeon KIM
  • Patent number: 7842404
    Abstract: Disclosed is an organic light emitting device. The organic light emitting device comprises a first electrode, organic material layer(s) comprising a light emitting layer, and a second electrode. The first electrode, the organic material layer(s), and the second electrode form layered structure and at least one layer of the organic material layer(s) include the compound of Formula 1 or the compound of Formula 1 into which a thermosetting or photo-crosslinkable functional group is introduced.
    Type: Grant
    Filed: September 23, 2005
    Date of Patent: November 30, 2010
    Assignee: LG Chem, Ltd.
    Inventors: Wook Dong Cho, Ji Eun Kim, Byung Sun Jeon, Dong Seob Jeong, Seok Hee Yoon, Jae Min Moon
  • Publication number: 20100289008
    Abstract: The present invention provides an organic light emitting device comprising a first electrode, a second electrode, and at least two organic material layers interposed therebetween, including a light emitting layer, wherein the organic material layers comprise at least one layer of a hole injecting layer, a hole transporting layer and a hole injecting and transporting layer, and at least one of the hole injecting layer, the hole transporting layer and the hole injecting and transporting layer comprises a material with a HOMO energy level of ˜4 eV or less, and a material with a LUMO energy level of ?4 eV or less, and a process for preparing the same.
    Type: Application
    Filed: March 14, 2007
    Publication date: November 18, 2010
    Inventors: Jun-Gi Jang, Chang-Hwan Kim, Dong-Seob Jeong, Sang-Young Jeon, Kong-Kyeom Kim, Wook-Dong Cho, Ji-Eun Kim, Byung-Sun Jeon
  • Publication number: 20100252817
    Abstract: The present invention provides a novel anthracene derivative, a method for preparing the same, and an organic electronic device using the same. The anthracene derivative according to the invention can function alone as a light emitting host, in particular, as a blue host in an organic electronic device. Further, the anthracene derivative according to the invention can also function as a hole injecting or hole transporting material, an electron injecting or electron transporting material, or a light emitting material in an organic electronic device including a light emitting device. Therefore, the organic electronic device according to the present invention shows excellent characteristics in efficiency, drive voltage and stability.
    Type: Application
    Filed: January 25, 2007
    Publication date: October 7, 2010
    Inventors: Kong-Kyeom Kim, Hye-Young Jang, Jae-Chol Lee, Jae-Soon Bae, Dong-Seob Jeong, Tae-Yoon Park
  • Patent number: 7785720
    Abstract: Disclosed is an organic light emitting device. The organic light emitting device comprises a first electrode, organic material layer(s) comprising a light emitting layer, and a second electrode. The first electrode, the organic material layer(s), and the second electrode form layered structure and at least one layer of the organic material layer(s) include the compound of Formula 1 or the compound of Formula 1 into which a thermosetting or photo-crosslinkable functional group is introduced.
    Type: Grant
    Filed: September 23, 2005
    Date of Patent: August 31, 2010
    Assignee: LG Chem, Ltd.
    Inventors: Wook Dong Cho, Ji Eun Kim, Byung Sun Jeon, Dong Seob Jeong, Seok Hee Yoon, Jae Min Moon
  • Publication number: 20100163854
    Abstract: An organic light emitting device (OLED) including: a substrate; a first electrode; a second electrode facing the first electrode; a first blue light emitting layer, a green light emitting layer, a red light emitting layer, and a second blue light emitting layer all interposed between the first electrode and the second electrode; and a color filter disposed in a path of light emitted from the light emitting layers, wherein the first blue light emitting layer includes a deep blue dopant, and the second blue light emitting layer includes a sky blue dopant.
    Type: Application
    Filed: November 18, 2009
    Publication date: July 1, 2010
    Inventors: Sam-Il Kho, Dong-Seob Jeong, Jae-Young Cho, Sung-Woo Cho, Min-Chul Suh
  • Patent number: 7678474
    Abstract: Disclosed herein are novel imidazole derivatives and organic electronic device using the same. The disclosed organic electronic device show excellent characteristics in terms of efficiency, driving voltage and stability.
    Type: Grant
    Filed: July 18, 2006
    Date of Patent: March 16, 2010
    Assignee: LG Chem. Ltd.
    Inventors: Jae Soon Bae, Dae Woong Lee, Dong Hoon Lee, Dong Seob Jeong
  • Publication number: 20100044681
    Abstract: The present invention relates to a novel anthracene derivative, a method for preparation thereof, and an organic electronic device using the same. The anthracene derivative according to the present invention can function as a hole injecting, hole transporting, electron injecting, electron transporting, or light emitting in an organic electronic device including an organic light emitting device, and in particular, used alone as a light emitting, or as a host or dopant in a host/dopant system. The organic electronic device according to the present invention exhibits excellent characteristics in terms of efficiency, drive voltage, life time, and stability.
    Type: Application
    Filed: April 20, 2007
    Publication date: February 25, 2010
    Inventors: Ji-Eun Kim, Kong-Kyeom Kim, Tae-Yoon Park, Hye-Young Jang, Jae-Chol Lee, Sung-Kil Hong, Dong-Seob Jeong
  • Publication number: 20090243472
    Abstract: A flat panel display device including: a plurality of sub-pixels for emitting light having different wavelengths; and an intensity adjusting layer in a light path of at least one sub-pixel from among the plurality of sub-pixels and for adjusting an intensity of light emitted from a corresponding sub-pixel of the at least one sub-pixel.
    Type: Application
    Filed: February 12, 2009
    Publication date: October 1, 2009
    Inventors: Dong-Seob Jeong, Sam-Il Kho, Sung-Woo Cho, Jae-Young Cho
  • Publication number: 20090200542
    Abstract: Disclosed is an organic light emitting device. The organic light emitting device comprises a first electrode, organic material layer(s) comprising a light emitting layer, and a second electrode. The first electrode, the organic material layer(s), and the second electrode form layered structure and at least one layer of the organic material layer(s) include the compound of Formula 1 or the compound of Formula 1 into which a thermosetting or photo-crosslinkable functional group is introduced.
    Type: Application
    Filed: September 23, 2005
    Publication date: August 13, 2009
    Inventors: Wook Dong Cho, Ji Eun Kim, Byung Sun Jeon, Dong Seob Jeong, Seok Hee Yoon, Jae Min Moon
  • Publication number: 20090174312
    Abstract: The present invention provides a novel tetraphenylnaphthalene derivative, and an organic light emitting device using the same.
    Type: Application
    Filed: March 9, 2007
    Publication date: July 9, 2009
    Inventors: Yeon-Hwan Kim, Dong-Hoon Lee, Hye-Young Jang, Sung-Kil Hong, Sung-Jin Yeo, Kong-Kyeom Kim, Dong-Seob Jeong
  • Publication number: 20090134781
    Abstract: The present invention relates to a novel diamine derivative, a method for preparation thereof, and an organic electronic device using the same. The diamine derivative according to the present invention can serve as a hole injecting, hole transporting, electron injecting, electron transporting, or light emitting material in an organic electronic device including an organic light emitting device. Particularly, it can be used as a light emitting material as used alone, and also serve as a light emitting host, or a light emitting dopant, in particular, a blue light emitting dopant. The organic electronic device according to the present invention exhibits excellent characteristics in terms of efficiency, drive voltage, life time, and stability.
    Type: Application
    Filed: March 23, 2007
    Publication date: May 28, 2009
    Inventors: Hye-Young Jang, Jae-Chol Lee, Jin-Kyoon Park, Kong-Kyeom Kim, Ji-Eun Kim, Tae-Yoon Park, Sung-Kil Hong, Sang-Young Jeon, Dong-Seob Jeong
  • Publication number: 20090079334
    Abstract: The present invention relates to a novel anthracene derivative, a process for preparation thereof, and an organic electronic device using the same. The anthracene derivative according to the present invention can serve as a hole injecting material, a hole transporting material, an electron injecting material, an electron transporting material, or a light emitting material, and particularly as a light emitting host or dopant, especially as a green host or dopant singly, in an organic electronic device including an organic light emitting device. The organic electronic device according to the present invention exhibits excellent characteristics in efficiency, drive voltage, life time, and stability.
    Type: Application
    Filed: March 15, 2007
    Publication date: March 26, 2009
    Applicant: LG CHEM, LTD.
    Inventors: Ji-Eun Kim, Jae-Cho Lee, Tae-Yoon Park, Dae-Woong Lee, Kong-Kyeom Kim, Sung-Kil Hong, Hye-Young Jang, Yeon-Hwan Kim, Dong-Seob Jeong