Patents by Inventor Dong Kyu Ryu

Dong Kyu Ryu 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: 11955755
    Abstract: Provided are an electric appliance and a method of manufacturing the same, the electric appliance having a smaller size and a reduced overall weight by preventing a fluid from flowing into a space unrelated to a heating component in a state where the fluid fills its case. The electric appliance includes: a case including a first space and a second space communicated to each other; a first component disposed in the first space; a second component disposed in the second space; a connection portion electrically connecting the first component and the second component to each other; and a potting pattern including a resin material and formed in the first space.
    Type: Grant
    Filed: November 18, 2021
    Date of Patent: April 9, 2024
    Assignee: SOLUM CO., LTD.
    Inventors: Young Jun Jang, Hyun Su Kim, Jun Kyu Lee, Pill Ju Kim, Sang Keun Ji, Dong Kyun Ryu
  • Publication number: 20240109397
    Abstract: A method for controlling an electric heater of a vehicular heating, ventilation, and air conditioning (HVAC) system includes turning on the electric heater; determining whether an ambient air temperature of a vehicle is higher than or equal to a threshold ambient air temperature, and a battery temperature is lower than or equal to a threshold battery temperature; determining whether battery efficiency is lower than or equal to threshold efficiency when the ambient air temperature of the vehicle is higher than or equal to the threshold ambient air temperature, and the battery temperature is lower than or equal to the threshold battery temperature; and turning off the electric heater when the battery efficiency is lower than or equal to the threshold efficiency, wherein the electric heater is configured to receive electric energy from the battery.
    Type: Application
    Filed: March 30, 2023
    Publication date: April 4, 2024
    Inventors: Dae Hyun Song, Chang Gi Ryu, Woo Jin Lee, Dong Ju Ko, Hyun Hun Choi, Chun Kyu Kwon, In Uk Ko
  • Publication number: 20240106071
    Abstract: A separator for a secondary battery, including a separator body having a porous structure and a particle type polymer embedded in the separator body. The particle type polymer includes a material having a heat resistance higher than a heat resistance of the separator body, whereby it is possible to provide a thin separator with improved thermal shrinkage.
    Type: Application
    Filed: November 14, 2022
    Publication date: March 28, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Jung Pil LEE, Ji Hoon RYU, Dong Kyu KIM
  • Publication number: 20230209997
    Abstract: Disclosed are an organic alloy for an organic optoelectric device that is an organic alloy of at least two kinds of organic compounds, the at least two kinds of organic compounds includes a first organic compound and a second organic compound, a difference between evaporation temperatures of the first organic compound and the second organic compound is less than or equal to about 20° C. at less than or equal to about 10?3 torr, and a light emitting wavelength of the organic alloy is different from light emitting wavelengths of the first organic compound, the second organic compound, and a simple mixture of the first organic compound and the second organic compound, and an organic optoelectric device and a display device including the organic alloy.
    Type: Application
    Filed: February 13, 2023
    Publication date: June 29, 2023
    Inventors: Sun-Ha PARK, Gi-Wook KANG, Eui-Su KANG, Hun KIM, Jae-Jin OH, Dong-Kyu RYU, Sang-Shin LEE, Han-Ill LEE, Soo-Hyun MIN, Min-Jee PARK, Eun-Sun YU
  • Publication number: 20210175428
    Abstract: Disclosed are an organic alloy for an organic optoelectric device that is an organic alloy of at least two kinds of organic compounds, the at least two kinds of organic compounds includes a first organic compound and a second organic compound, a difference between evaporation temperatures of the first organic compound and the second organic compound is less than or equal to about 20° C. at less than or equal to about 10?3 torr, and a light emitting wavelength of the organic alloy is different from light emitting wavelengths of the first organic compound, the second organic compound, and a simple mixture of the first organic compound and the second organic compound, and an organic optoelectric device and a display device including the organic alloy.
    Type: Application
    Filed: February 1, 2021
    Publication date: June 10, 2021
    Inventors: Sun-Ha PARK, Gi-Wook KANG, Eui-Su KANG, Hun KIM, Jae-Jin OH, Dong-Kyu RYU, Sang-Shin LEE, Han-Ill LEE, Soo-Hyun MIN, Min-Jee PARK, Eun-Sun YU
  • Patent number: 10381571
    Abstract: A compound, an organic light emitting element including the same, and a display device including the organic light emitting element are disclosed, and the compound for an organic optoelectric device represented by Chemical Formula 1 is provided.
    Type: Grant
    Filed: September 3, 2015
    Date of Patent: August 13, 2019
    Assignee: SAMSUNG SDI CO., LTD.
    Inventors: Dong-Wan Ryu, Dal-Ho Huh, Sung-Hyun Jung, Jin-Seok Hong, Jun-Seok Kim, Dong-Kyu Ryu, Seung-Jae Lee, Han-Ill Lee, Yu-Na Jang, Young-Kyoung Jo, Mi-Young Chae
  • Patent number: 10333081
    Abstract: A compound for an organic optoelectronic device, an organic light emitting diode including the same, and a display device including the organic light emitting diode are disclosed and the compound for an organic optoelectronic device represented by a combination of the following Chemical Formulae 1 and 2 provides an organic light emitting diode having life-span characteristics due to excellent electrochemical and thermal stability, and high luminous efficiency at a low driving voltage.
    Type: Grant
    Filed: January 12, 2018
    Date of Patent: June 25, 2019
    Assignee: SAMSUNG SDI CO., LTD.
    Inventors: Han-Ill Lee, Dong-Wan Ryu, Sung-Hyun Jung, Mi-Young Chae, Dal-Ho Huh, Jin-Seok Hong, Jun-Seok Kim, Dong-Kyu Ryu, Yu-Na Jang, Young-Kyoung Jo
  • Patent number: 10147891
    Abstract: Disclosed are an organic compound represented by Chemical Formula 1, an organic optoelectronic device including the organic compound, and a display device including the organic optoelectronic device.
    Type: Grant
    Filed: July 21, 2014
    Date of Patent: December 4, 2018
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Han-Ill Lee, Ji-Hun Shin, Dong-Kyu Ryu, Eun-Sun Yu, Su-Jin Han, Jin-Seok Hong
  • Patent number: 10141521
    Abstract: A compound represented by Chemical Formula 1, an organic optoelectronic device including the same and a display device including the organic optoelectronic device are disclosed. A structure of the compound represented by Chemical Formula 1 is described in the specification. The compound provides an organic optoelectronic device having high efficiency, long life-span and the like characteristics.
    Type: Grant
    Filed: November 4, 2013
    Date of Patent: November 27, 2018
    Assignee: SAMSUNG SDI CO., LTD.
    Inventors: Jin-Seok Hong, Eun-Sun Yu, Dong-Kyu Ryu, Han-Ill Lee
  • Patent number: 10032990
    Abstract: Disclosed are an organic compound represented by a combination of a moiety represented by Chemical Formula 1 and a moiety represented by Chemical Formula 2, an organic optoelectronic device and a display device including the organic compound.
    Type: Grant
    Filed: February 20, 2014
    Date of Patent: July 24, 2018
    Assignee: SAMSUNG SDI CO., LTD.
    Inventors: Han-Ill Lee, Ji-Hun Shin, Dong-Kyu Ryu, Eun-Sun Yu, Su-Jin Han, Jin-Seok Hong
  • Publication number: 20180138423
    Abstract: A compound for an organic optoelectronic device, an organic light emitting diode including the same, and a display device including the organic light emitting diode are disclosed and the compound for an organic optoelectronic device represented by a combination of the following Chemical Formulae 1 and 2 provides an organic light emitting diode having life-span characteristics due to excellent electrochemical and thermal stability, and high luminous efficiency at a low driving voltage.
    Type: Application
    Filed: January 12, 2018
    Publication date: May 17, 2018
    Inventors: Han-Ill LEE, Dong-Wan RYU, Sung-Hyun JUNG, Mi-Young CHAE, Dal-Ho HUH, Jin-Seok HONG, Jun-Seok KIM, Dong-Kyu RYU, Yu-Na JANG, Young-Kyoung JO
  • Patent number: 9899607
    Abstract: A compound for an organic optoelectronic device, an organic light emitting diode including the same, and a display device including the organic light emitting diode are disclosed and the compound for an organic optoelectronic device represented by a combination of the following Chemical Formulae 1 and 2 provides an organic light emitting diode having life-span characteristics due to excellent electrochemical and thermal stability, and high luminous efficiency at a low driving voltage.
    Type: Grant
    Filed: February 4, 2015
    Date of Patent: February 20, 2018
    Assignee: SAMSUNG SDI CO., LTD.
    Inventors: Han-Ill Lee, Dong-Wan Ryu, Sung-Hyun Jung, Mi-Young Chae, Dal-Ho Huh, Jin-Seok Hong, Jun-Seok Kim, Dong-Kyu Ryu, Yu-Na Jang, Young-Kyoung Jo
  • Patent number: 9755157
    Abstract: An organic compound represented by a combination of a moiety represented by the following Chemical Formula 1, a moiety represented by the following Chemical Formula 2, and a moiety represented by the following Chemical Formula 3,
    Type: Grant
    Filed: March 5, 2014
    Date of Patent: September 5, 2017
    Assignee: CHEIL INDUSTRIES, INC.
    Inventors: Han-Ill Lee, Dong-Kyu Ryu, Eun-Sun Yu, Jin-Seok Hong, Dong-Min Kang, Ji-Hun Shin, Sang-Shin Lee, Yu-Na Jang, Soo-Young Jeong, Su-Jin Han
  • Patent number: 9735369
    Abstract: Disclosed are an organic compound represented by the Chemical Formula 1, an organic optoelectric device including the organic compound, and a display device including the organic optoelectric device.
    Type: Grant
    Filed: September 27, 2013
    Date of Patent: August 15, 2017
    Assignee: CHEIL INDUSTRIES, INC.
    Inventors: Han-Ill Lee, Eun-Sun Yu, Dong-Min Kang, Eui-Su Kang, Dong-Kyu Ryu, Sang-Shin Lee, Yu-Na Jang, Soo-Young Jeong, Su-Jin Han, Jin-Seok Hong
  • Patent number: 9728730
    Abstract: Provided are a compound, a composition, a light emitting material including the same, an organic optoelectric device and a display device including the organic optoelectric device, and the compound is represented by the following Chemical Formula I, in the Chemical Formula I, X1 to X8, L and R1 to R5 are the same as defined in the specification.
    Type: Grant
    Filed: January 22, 2015
    Date of Patent: August 8, 2017
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Dong-Min Kang, Eun-Sun Yu, Dong-Kyu Ryu, Sang-Shin Lee, Han-Ill Lee, Yu-Na Jang, Soo-Young Jeong, Su-Jin Han, Jin-Seok Hong
  • Patent number: 9653690
    Abstract: An organic compound represented by Chemical Formula 1, an organic optoelectric device including the organic compound, and a display device are disclosed.
    Type: Grant
    Filed: August 7, 2015
    Date of Patent: May 16, 2017
    Assignee: SAMSUNG SDI CO., LTD.
    Inventors: Han-Ill Lee, Eun-Sun Yu, Dong-Min Kang, Eui-Su Kang, Soo-Hyun Min, Yong-Tak Yang, Jae-Jin Oh, Dong-Kyu Ryu, Sang-Shin Lee, Yu-Na Jang, Soo-Young Jeong, Young-Kyoung Jo, Su-Jin Han, Jin-Seok Hong
  • Patent number: 9543528
    Abstract: A compound for an organic optoelectric device, an organic optoelectric device including the same, and a display device including the organic optoelectric device, the compound including a combination of a moiety represented by the following Chemical Formula I and a moiety represented by the following Chemical Formula II:
    Type: Grant
    Filed: May 21, 2014
    Date of Patent: January 10, 2017
    Assignee: CHEIL INDUSTRIES, INC.
    Inventors: Dong-Kyu Ryu, Jin-Seok Hong, Eun-Sun Yu, Dong-Min Kang, Sang-Shin Lee, Han-Ill Lee, Yu-Na Jang, Soo-Young Jeong, Su-Jin Han
  • Patent number: 9520567
    Abstract: Disclosed are a luminescent material for an organic optoelectric device represented by Chemical Formula 1, an organic optoelectric device including the luminescent material for an organic optoelectric device, and a display device including the organic optoelectric device.
    Type: Grant
    Filed: September 25, 2013
    Date of Patent: December 13, 2016
    Assignee: CHEIL INDUSTRIES, INC.
    Inventors: Han-III Lee, Eun-Sun Yu, Dong-Min Kang, Eui-Su Kang, Yong-Tak Yang, Jae-Jin Oh, Dong-Kyu Ryu, Sang-Shin Lee, Yu-Na Jang, Soo-Young Jeong, Su-Jin Han, Jin-Seok Hong
  • Publication number: 20160329506
    Abstract: Disclosed are an organic compound represented by Chemical Formula 1, an organic optoelectronic device including the organic compound, and a display device including the organic optoelectronic device.
    Type: Application
    Filed: July 21, 2014
    Publication date: November 10, 2016
    Inventors: Han-ILL LEE, Ji-Hun SHIN, Dong-Kyu RYU, Eun-Sun YU, Su-Jin HAN, Jin-Seok HONG
  • Patent number: 9419229
    Abstract: Disclosed are a compound for an organic optoelectric device, an organic optoelectric device including the same and a display device including the organic optoelectric device, wherein the compound for an organic optoelectric device is represented by the following Chemical Formula 1, In the above Chemical Formula 1, R1 to R7, X, L1 and L2 are the same as described in the detailed description.
    Type: Grant
    Filed: November 20, 2013
    Date of Patent: August 16, 2016
    Assignee: CHEIL INDUSTRIES, INC.
    Inventors: Jin-Seok Hong, Dong-Min Kang, Eun-Sun Yu, Soo-Young Jeong, Ji-Hun Shin, Dong-Kyu Ryu, Han-ill Lee, Yu-Na Jang