Patents by Inventor Eun Hwa Jang

Eun Hwa Jang 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: 20240121988
    Abstract: A display device includes a substrate, first electrodes disposed on the substrate, a pixel defining film covering edges of the first electrodes, a spacer disposed on the pixel defining film and disposed between the first electrodes, an organic layer disposed on the first electrodes, the pixel defining film, and the spacer; and a second electrode disposed on the organic layer. The organic layer includes a first common layer and a second common layer continuously disposed on the first electrodes, and the first common layer, the second common layer, and the second electrode do not overlap the spacer.
    Type: Application
    Filed: July 6, 2023
    Publication date: April 11, 2024
    Inventors: Xin Xing LI, Eun Hwa JANG
  • Publication number: 20230017798
    Abstract: The present disclosure provides a thermoplastic resin composition having high rigidity and a low coefficient of linear thermal expansion and a molded article including the same. Specifically, the thermoplastic resin composition includes a base resin including at least two polypropylene-based resins having different melt indexes, an elastomer having a melt index (190° C., 2.16 kg) of 20 g/10 min to 35 g/10 min as measured by ASTM D1238, and inorganic particles, and has a flexural modulus (FM) of 2,500 MPa or more and a coefficient of linear thermal expansion (CLTE) of 60 ?m/m° C. or less.
    Type: Application
    Filed: July 6, 2022
    Publication date: January 19, 2023
    Inventors: Jin Young Yoon, Hee Joon Lee, Dong Eun Cha, Sun Jun Kwon, Chun Ho Park, Seung Ryong Jeong, Kyung Hwan Lim, Eun Hwa Jang
  • Publication number: 20200351177
    Abstract: According to the present invention, a device for controlling an operation of at least one electric device including a user interface unit having a conversation display window in which a conversation with the at least one electric device is displayed, a conversation input window configured to receive a character for controlling the operation of the at least one electric device, an icon selection window in which an icon corresponding to the at least one electric device is displayed, and a chatting screen on which a send button for transmitting the character received by the conversation input window is arranged, and a control unit configured to collectively control the operation of the at least one electric device based on a batch control instruction received by the conversation input window.
    Type: Application
    Filed: July 22, 2020
    Publication date: November 5, 2020
    Inventors: Ji Hyun JEON, Hye Jung CHANG, Young Sun SHIN, Sun Young SEO, So Young YUN, Ji Yoon YOON, Eun Kyung HONG, A Ra CHO, Kyung Nam KIM, Jae Seok LEE, Eun Hwa JANG
  • Patent number: 10764157
    Abstract: According to the present invention, a device for controlling an operation of at least one electric device including a user interface unit having a conversation display window in which a conversation with the at least one electric device is displayed, a conversation input window configured to receive a character for controlling the operation of the at least one electric device, an icon selection window in which an icon corresponding to the at least one electric device is displayed, and a chatting screen on which a send button for transmitting the character received by the conversation input window is arranged, and a control unit configured to collectively control the operation of the at least one electric device based on a batch control instruction received by the conversation input window.
    Type: Grant
    Filed: September 28, 2018
    Date of Patent: September 1, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ji Hyun Jeon, Hye Jung Chang, Young Sun Shin, Sun Young Seo, So Young Yun, Ji Yoon Yoon, Eun Kyung Hong, A Ra Cho, Kyung Nam Kim, Jae Seok Lee, Eun Hwa Jang
  • Patent number: 10253167
    Abstract: The present invention relates to a preparing method of a polyolefin resin mono chip including: forming a thermoplastic resin composite by impregnating a fiber reinforcing agent having a length of 5 mm to 20 mm into a molten mixture including a propylene homopolymer of which a molecular weight distribution Is 3 to 6, and a colorant, wherein a cooling speed at room temperature of the thermoplastic resin composite is 19° C./min or more. In addition, the present invention relates to a polyolefin resin mono chip including: a thermoplastic resin composite including a polymer substrate including a propylene homopolymer of which a molecular weight distribution is 3 to 6, and a colorant; and a fiber reinforcing agent having a length of 5 mm to 20 mm and impregnated into the polymer substrate, wherein an impact strength measured according to ASTM D256 is 200 J/m or more.
    Type: Grant
    Filed: April 28, 2016
    Date of Patent: April 9, 2019
    Assignee: LOTTE CHEMICAL CORPORATION
    Inventors: Eun Hwa Jang, Seong-Min Cho, Young-Bum Kim, Byeong Kyu Moon
  • Publication number: 20190034051
    Abstract: According to the present invention, a device for controlling an operation of at least one electric device including a user interface unit having a conversation display window in which a conversation with the at least one electric device is displayed, a conversation input window configured to receive a character for controlling the operation of the at least one electric device, an icon selection window in which an icon corresponding to the at least one electric device is displayed, and a chatting screen on which a send button for transmitting the character received by the conversation input window is arranged, and a control unit configured to collectively control the operation of the at least one electric device based on a batch control instruction received by the conversation input window.
    Type: Application
    Filed: September 28, 2018
    Publication date: January 31, 2019
    Inventors: Ji Hyun JEON, Hye Jung CHANG, Young Sun SHIN, Sun Young SEO, So Young YUN, Ji Yoon YOON, Eun Kyung HONG, A Ra CHO, Kyung Nam KIM, Jae Seok LEE, Eun Hwa JANG
  • Patent number: 10120532
    Abstract: According to the present invention, a device for controlling an operation of at least one electric device including a user interface unit having a conversation display window in which a conversation with the at least one electric device is displayed, a conversation input window configured to receive a character for controlling the operation of the at least one electric device, an icon selection window in which an icon corresponding to the at least one electric device is displayed, and a chatting screen on which a send button for transmitting the character received by the conversation input window is arranged, and a control unit configured to collectively control the operation of the at least one electric device based on a batch control instruction received by the conversation input window.
    Type: Grant
    Filed: January 6, 2015
    Date of Patent: November 6, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ji Hyun Jeon, Hye Jung Chang, Young Sun Shin, Sun Young Seo, So Young Yun, Ji Yoon Yoon, Eun Kyung Hong, A Ra Cho, Kyung Nam Kim, Jae Seok Lee, Eun Hwa Jang
  • Patent number: 10081034
    Abstract: A manufacturing apparatus of a long fiber composite material according to an exemplary embodiment of the present invention includes: a main body where an inlet through which a plurality of fiber bundles are penetrated is formed at one side and an outlet through the fiber bundles are discharged is formed at the other side; a plurality of first through-hole plates that are arranged in parallel with each other along a first direction in the main body and having a plurality of through-holes through which the plurality of fiber bundles are penetrated formed therein; and a second through-hole plate that is disposed between a pair of first through-hole plates that are adjacent to each other among the plurality of first through-hole plates, and through which the plurality of fiber bundles penetrated through the first through-hole plates are penetrated.
    Type: Grant
    Filed: January 3, 2017
    Date of Patent: September 25, 2018
    Assignee: LOTTE CHEMICAL CORPORATION
    Inventors: Young-Bum Kim, Eun Hwa Jang, Sang Wook Lee, Sung Ju Hong
  • Patent number: 9938391
    Abstract: The present invention relates to a method for preparing a polyolefin resin composition including the step of mixing a first resin chip including a first polyolefin resin and glass filaments and a second resin chip including a second polyolefin resin and an aerogel or glass bubbles, a polyolefin resin composition including a first resin chip including a first polyolefin resin and glass filaments and a second resin chip including a second polyolefin resin and an aerogel or glass bubbles, and a polyolefin resin molded article including an extrusion molded article of the polyolefin resin composition.
    Type: Grant
    Filed: July 6, 2015
    Date of Patent: April 10, 2018
    Assignee: LOTTE CHEMICAL CORPORATION
    Inventors: Eun Hwa Jang, Young-Bum Kim, Seong-Min Cho
  • Publication number: 20180002505
    Abstract: Provided herein is a composition of a polypropylene resin with improved foaming capability with improved foaming capability, such as a polypropylene comprising a foaming agent master batch and a highly flowable polypropylene resin having non-controlled rheology. The resin composition exhibits excellent foaming quality and can be easily injected. The polypropylene resin with improved foaming capability comprises a mixture comprising from about 50% to about 80% by weight of a polypropylene resin having a mean molecular weight of about 45,000 g/mol to about 180,000 g/mol, from about 15% to about 30% by weight of a fiber reinforcing agent, and from about 2% to about 20% by weight of a foaming agent.
    Type: Application
    Filed: November 30, 2016
    Publication date: January 4, 2018
    Applicants: Hyundai Motor Company, LOTTE CHEMICAL CORPORATION
    Inventors: Boo-Youn AN, Dae-Sik KIM, In-Soo HAN, Kyeong-Hoon JANG, Seul YI, Seong-Min JO, Eun-Hwa JANG, Yeong-Beom KIM
  • Publication number: 20180001346
    Abstract: A manufacturing apparatus of a long fiber composite material according to an exemplary embodiment of the present invention includes: a main body where an inlet through which a plurality of fiber bundles are penetrated is formed at one side and an outlet through the fiber bundles are discharged is formed at the other side; a plurality of first through-hole plates that are arranged in parallel with each other along a first direction in the main body and having a plurality of through-holes through which the plurality of fiber bundles are penetrated formed therein; and a second through-hole plate that is disposed between a pair of first through-hole plates that are adjacent to each other among the plurality of first through-hole plates, and through which the plurality of fiber bundles penetrated through the first through-hole plates are penetrated.
    Type: Application
    Filed: January 3, 2017
    Publication date: January 4, 2018
    Inventors: Young-Bum KIM, Eun Hwa Jang, Sang Wook Lee, Sung Ju Hong
  • Publication number: 20170121486
    Abstract: The present invention relates to a method for preparing a polyolefin resin composition including the step of mixing a first resin chip including a first polyolefin resin and glass filaments and a second resin chip including a second polyolefin resin and an aerogel or glass bubbles, a polyolefin resin composition including a first resin chip including a first polyolefin resin and glass filaments and a second resin chip including a second polyolefin resin and an aerogel or glass bubbles, and a polyolefin resin molded article including an extrusion molded article of the polyolefin resin composition.
    Type: Application
    Filed: July 6, 2015
    Publication date: May 4, 2017
    Inventors: Eun Hwa JANG, Young-Bum KIM, Seong-Min CHO
  • Patent number: 9601698
    Abstract: An organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode and including an emission layer, wherein the emission layer includes at least one first host selected from compounds represented by Formula 1 and at least one second host selected from compounds represented by Formula 2:
    Type: Grant
    Filed: July 30, 2014
    Date of Patent: March 21, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hwan-Hee Cho, Mi-Kyung Kim, Jae-Yong Lee, Dong-Hyun Kim, Se-Hun Kim, Chang-Woong Chu, Eun-Hwa Jang
  • Patent number: 9499689
    Abstract: The present invention provides a carbon fiber reinforced polypropylene resin composition with improved molding property. In particular, provided is a carbon fiber reinforced polypropylene resin composition with significantly improved molding property, tensile strength, flexural strength and the like by adding a modified polypropylene grafted with maleic anhydride as a compatibilizer to a polypropylene resin to reinforce the carbon fiber.
    Type: Grant
    Filed: September 8, 2014
    Date of Patent: November 22, 2016
    Assignees: Hyundai Motor Company, Lotte Chemical Corporation
    Inventors: Chi Hoon Choi, Young Ho Choi, Gi Hwan Kim, Jeong Min Cho, Eun Hwa Jang, Seong Min Cho, Chang Hyoo Choi
  • Publication number: 20160326350
    Abstract: The present invention relates to a preparing method of a polyolefin resin mono chip including: forming a thermoplastic resin composite by impregnating a fiber reinforcing agent having a length of 5 mm to 20 mm into a molten mixture including a propylene homopolymer of which a molecular weight distribution is 3 to 6, and a colorant, wherein a cooling speed at room temperature of the thermoplastic resin composite is 19° C./min or more. In addition, the present invention relates to a polyolefin resin mono chip including: a thermoplastic resin composite including a polymer substrate including a propylene homopolymer of which a molecular weight distribution is 3 to 6, and a colorant; and a fiber reinforcing agent having a length of 5 mm to 20 mm and impregnated into the polymer substrate, wherein an impact strength measured according to ASTM D256 is 200 J/m or more.
    Type: Application
    Filed: April 28, 2016
    Publication date: November 10, 2016
    Inventors: Eun Hwa JANG, Seong-Min CHO, Young-Bum KIM, Byeong Kyu MOON
  • Publication number: 20160306509
    Abstract: According to the present invention, a device for controlling an operation of at least one electric device including a user interface unit having a conversation display window in which a conversation with the at least one electric device is displayed, a conversation input window configured to receive a character for controlling the operation of the at least one electric device, an icon selection window in which an icon corresponding to the at least one electric device is displayed, and a chatting screen on which a send button for transmitting the character received by the conversation input window is arranged, and a control unit configured to collectively control the operation of the at least one electric device based on a batch control instruction received by the conversation input window.
    Type: Application
    Filed: January 6, 2015
    Publication date: October 20, 2016
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Ji Hyun JEON, Hye Jung CHANG, Young Sun SHIN, Sun Young SEO, So Young YUN, Ji Yoon YOON, Eun Kyung HONG, A Ra CHO, Kyung Nam KIM, Jae Seok LEE, Eun Hwa JANG
  • Publication number: 20150207079
    Abstract: An organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode and including an emission layer, wherein the emission layer includes at least one first host selected from compounds represented by Formula 1 and at least one second host selected from compounds represented by Formula 2:
    Type: Application
    Filed: July 30, 2014
    Publication date: July 23, 2015
    Inventors: Hwan-Hee Cho, Mi-Kyung Kim, Jae-Yong Lee, Dong-Hyun Kim, Se-Hun Kim, Chang-Woong Chu, Eun-Hwa Jang
  • Publication number: 20150166742
    Abstract: The present invention provides a carbon fiber reinforced polypropylene resin composition with improved molding property. In particular, provided is a carbon fiber reinforced polypropylene resin composition with significantly improved molding property, tensile strength, flexural strength and the like by adding a modified polypropylene grafted with maleic anhydride as a compatibilizer to a polypropylene resin to reinforce the carbon fiber.
    Type: Application
    Filed: September 8, 2014
    Publication date: June 18, 2015
    Inventors: Chi Hoon Choi, Young Ho Choi, Gi Hwan Kim, Jeong Min Cho, Eun Hwa Jang, Seong Min Cho, Chang Hyoo Choi