Patents by Inventor Kyeong Hoon Jang

Kyeong Hoon 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: 20240174847
    Abstract: A polypropylene composite resin composition and a molded article including the polypropylene composite resin composition are disclosed. In certain examples, the polypropylene composite resin composition includes an improved elongation and impact strength. The polypropylene composite resin composition may include a first polypropylene copolymer having a melt flow index in a range of 30 g/10 min to 150 g/10 min (230° C., 2.16 kg), a second polypropylene copolymer having a melt flow index in a range of 1 g/10 min to 20 g/10 min (230° C., 2.16 kg), an impact modifier having a Mooney viscosity (ML1+4, 125° C.) in a range of 10 to 70, a dye, and an additive in appropriate amounts.
    Type: Application
    Filed: June 30, 2023
    Publication date: May 30, 2024
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, HDC HYUNDAI ENGINEERING PLASTICS CO., LTD.
    Inventors: In Soo Han, Eun Ju Noh, Seul Yi, Kyeong Hoon Jang, Ju Seong Park, Jin Bo Chae, Eun Seob Shin
  • Publication number: 20240164001
    Abstract: The present invention relates to a method of resetting a lighting device control apparatus by using a wall switch, capable of resetting an AP setting of the lighting device control apparatus more conveniently in a smart residential lighting device network system including: a plurality of lighting devices provided in an indoor space; a plurality of lighting device control apparatuses for individually or collectively controlling the lighting devices; a plurality of APs configured to perform WiFi communication with the lighting device control apparatuses, respectively; a user terminal for remotely controlling the lighting devices; a lighting device server configured to transmit a lighting device control signal generated by the user terminal to a lighting device control apparatus of a lighting device corresponding to the lighting device control signal; and a home gateway configured to perform relay between the APs and the lighting device server.
    Type: Application
    Filed: November 10, 2022
    Publication date: May 16, 2024
    Inventors: Kyeong Hoon KANG, Young Jin LIM, Young Sik JANG
  • Publication number: 20240043664
    Abstract: Disclosed are a thermoplastic elastomer resin composition, and a molded article produced therefrom. The thermoplastic elastomer resin composition includes styrene-based synthetic rubber having a melt index in a range of 30 g/10 min to 100 g/10 min which is measured at a temperature of 190° C. and a load of 2.16 kg, a propylene-ethylene copolymer having a melt index in a range of 60 g/10 min to 150 g/10 min which is measured at a temperature of 230° C. and a load of 2.16 kg, cross-linked rubber, oil, an inorganic filler, and a lubricant in appropriate amounts.
    Type: Application
    Filed: December 20, 2022
    Publication date: February 8, 2024
    Inventors: Kyeong Hoon Jang, In Soo Han, Jae Hyun An, Byung Wook Kang, Woo Ram Kim, Seok Jin Yong
  • Publication number: 20230212391
    Abstract: Provided herein are a thermoplastic resin composition for a low gloss non-painting, a method for manufacturing a molded article using the same, and a molded article. The thermoplastic resin composition includes a first polycarbonate; a polysiloxane-polycarbonate copolymer; polyester; a master batch including carbon black; a heat resistance improver; and an additive. The molded article manufactured using the same has excellent chemical resistance, mechanical properties, light resistance, hydrolysis resistance, and low gloss properties.
    Type: Application
    Filed: December 22, 2022
    Publication date: July 6, 2023
    Inventors: Kyeong Hoon Jang, In Soo Han, Seul Yi, Do Young Bae, Suk Woo Kang, Tae Jin An, Jung Kyu Han
  • Patent number: 11685833
    Abstract: Disclosed herein are a polyamide composition and a molded article made of the same with improved mechanical strength and reduced weight. The molded article may include the polyamide composition that includes high flowable polyamide and polyphthalamide and a small-diameter fiber, thereby resulting in an improvement in mechanical strength while achieving excellent surface properties and high weight reduction.
    Type: Grant
    Filed: December 2, 2020
    Date of Patent: June 27, 2023
    Assignees: Hyundai Motor Company, Kia Motors Corporation, KTP Industries, Inc.
    Inventors: Seul Yi, Boo Youn An, Dae Sik Kim, In Soo Han, Kyeong Hoon Jang, Jin Gi Ahn, Byung Seok Kong, Seong Won Seo
  • Publication number: 20230174732
    Abstract: Disclosed are an artificial leather for crash pads and a crash pad manufactured using the same. The artificial leather for crash pads may have improved workability when workers directly cover a crash pad with the artificial leather for crash pads and require reduced manufacturing costs by using a textile substrate layer made of a circular knit fabric that satisfies a specific physical property range.
    Type: Application
    Filed: October 10, 2022
    Publication date: June 8, 2023
    Inventors: Jin Gi Ahn, Jung Gyun Noh, Kyeong Hoon Jang, Dae Sik Kim, Sung Moo Lee, Dong Seog Noh, Yong Bae Jung, Chang Hoon Lee, Kyung Hak Kang, De Eun Park
  • Publication number: 20230144039
    Abstract: Disclosed are polypropylene thermoplastic resin composition containing a high crystalline homo polypropylene resin, a long glass fiber reinforced material, a modified polypropylene resin, and a nucleating agent having a structure including amino azobenzene or a derivative thereof.
    Type: Application
    Filed: November 2, 2022
    Publication date: May 11, 2023
    Inventors: Kyeong Hoon Jang, Boo Youn An, Dae Sik Kim, Jin Gi Ahn, In Soo Han, Seul Yi, Hyung Tak Lee, Kwang Il Kwon
  • Publication number: 20230112893
    Abstract: Disclosed are a thermoplastic resin composition for a high-brightness unpainted metallic material that has an excellent impact strength, chemical resistance, and heat resistance and exhibits an excellent metallic texture, and a molded article including the same. The thermoplastic resin composition suitably includes a polycarbonate resin; a first copolymer; a polyester resin; a copolymer having a core-shell structure and having, as a core, one or more rubber polymers selected from the group consisting of a diene-based rubber polymer, an acrylic rubber polymer, and a silicone-based rubber polymer; a heat resistant component including one or more selected from the group consisting of N-phenyl maleimide, a vinyl aromatic compound, and maleic anhydride; and metal particles.
    Type: Application
    Filed: October 3, 2022
    Publication date: April 13, 2023
    Inventors: Seul Yi, Boo Youn An, Dae Sik Kim, Kyeong Hoon Jang, In Soo Han, Jin Gi Ahn, Jung Kyu Han, Suk Woo Kang, Do Young Bae, Tae Jin An
  • Publication number: 20230070603
    Abstract: Disclosed are a polyamide resin composition and a molded article manufactured using the same. The molded article may have excellent mechanical strength, deformation resistance and light resistance, and may be suitable for use without coating. The polyamide resin composition includes a polyamide resin, an auxiliary resin (e.g., an acrylonitrile-butadiene-styrene copolymer), a filler (e.g., glass fibers and glass beads), and a compatibilizer (e.g., copolymer including maleimide).
    Type: Application
    Filed: August 8, 2022
    Publication date: March 9, 2023
    Inventors: Seul Yi, Boo Youn An, Dae Sik Kim, Kyeong Hoon Jang, In Soo Han, Jin Gi Ahn, Seong Hyun Myung, Seong Jun Yu, Jung Hyun Yoo, Ki Bong Jung
  • Patent number: 11577786
    Abstract: A lightweight cowl crossbar includes: a first cowl crossbeam located on a first side frame disposed at a first side of a vehicle body; a second cowl crossbeam fastened to the first cowl crossbeam and fixed to a second side frame disposed at a second side of the vehicle body; a support leg located on the second cowl crossbeam and configured to be supported by the vehicle body, and a drawing block part located on a region where the first cowl crossbeam and the second cowl crossbeam overlap.
    Type: Grant
    Filed: December 28, 2020
    Date of Patent: February 14, 2023
    Assignees: Hyundai Motor Company, Kia Motors Corporation, LG Hausys, Ltd., Huyndai Mobis Co., Ltd.
    Inventors: Jae Hyun An, In Soo Han, Hee Seok Kim, Il Sang Kim, Ik Jin Jung, Kyeong Hoon Jang, Young Jin You, Sang Hyeon Park, Wook Hee Lee, Yong Woo Jung, Ik Keun Choi, Young Chan Cho, Jin Nyeon Kim, Byoung Wook Kim
  • Publication number: 20220372243
    Abstract: Disclosed are an antimicrobial composition having excellent antimicrobial and anti-fungal properties and improved fingerprint resistance and chemical resistance, and a molded article including the same. The antimicrobial composition includes a combination of an amount of about 45 to 85 wt % of a polycarbonate resin, an amount of about 10 to 36 wt % of a polyester resin, an amount of about 3 to 12 wt % of an impact modifier, an amount of about 0.2 to 2 wt % of an inorganic antimicrobial agent, and an amount of about 1 to 6 wt % of a micro powder including a fluorine-based polymer resin, based on the total weight of the antimicrobial composition.
    Type: Application
    Filed: November 22, 2021
    Publication date: November 24, 2022
    Inventors: Jin Gi Ahn, Kyeong Hoon Jang, Dae Sik Kim, Jung Kyu Han, Do Young Bae, Jong Ung Byeon, Tae Jin An, Su Hyuk Jang, Chul Jin Jo
  • Publication number: 20220162435
    Abstract: The present disclosure relates to a composite resin composition for automotive interior materials and an automotive interior material using the same. The composite resin composition includes a polyester-based resin satisfying a specific intrinsic viscosity range and a vinyl cyanide compound-conjugated diene compound-aromatic vinyl compound copolymer and an aromatic vinyl compound-vinyl cyanide compound copolymer satisfying specific melt index ranges. The automotive interior material manufactured using the composite resin composition has advantages in that the automotive interior material is used as an unpainted product while cost is reduced due to material improvement, whereby it is possible to achieve high economic efficiency. In addition, the automotive interior material satisfies required physical properties, such as chemical resistance and mechanical strength, and at the same time exhibits high formability and noise resistance, whereby external appearance quality and emotional quality are improved.
    Type: Application
    Filed: July 12, 2021
    Publication date: May 26, 2022
    Inventors: Jin Gi Ahn, Boo Youn An, Dae Sik Kim, Kyeong Hoon Jang, Seul Yi, In Soo Han, Han Ki Lee, Yi Seul Jun, Jae Chan Park, Gun Ko
  • Patent number: 11332605
    Abstract: Disclosed is a thermoplastic elastomer composition having a superior low-temperature flexibility is provided. The thermoplastic elastomer composition may include an amount of about 10 to 15 wt % of a polypropylene-ethylene copolymer; an amount of about 70 to 85 wt % of a thermoplastic elastomer including an olefin-based thermoplastic elastomer and a styrene-based thermoplastic elastomer; an amount of about 5 to 10 wt % of a softener; an amount of about 3 to 5 wt % of a reinforcing agent; and an amount of about 1 wt % or less but greater than 0 wt % of a UV stabilizer based on the total weight of the thermoplastic elastomer composition.
    Type: Grant
    Filed: October 3, 2019
    Date of Patent: May 17, 2022
    Assignees: Hyundai Motor Company, Kia Motors Corporation, GS Caltex Corporatoin
    Inventors: Jin Gi Ahn, Boo Youn An, Dae Sik Kim, Kyeong Hoon Jang, In Soo Han, Seul Yi, Hyun Woo Kwon, Byung Wook Kang, Gyeong Suk Yoo, Gi Young Hong
  • Publication number: 20220009556
    Abstract: A method for manufacturing a lightweight cowl crossbar includes: producing an inner pipe, laminating a plurality of composite material layers wound around the inner pipe, and extruding an outer pipe on the winding layer, in which the plurality of composite material layers adjacent to each other are wound in different directions.
    Type: Application
    Filed: December 21, 2020
    Publication date: January 13, 2022
    Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION, LG HAUSYS, LTD., HYUNDAI MOBIS CO., LTD.
    Inventors: Jae Hyun An, In Soo Han, Hee Seok Kim, Il Sang Kim, Ik Jin Jung, Kyeong Hoon Jang, Young Jin You, Sang Hyeon Park, Wook Hee Lee, Yong Woo Jung, Ik Keun Choi, Young Chan Cho
  • Publication number: 20210371013
    Abstract: A lightweight cowl crossbar includes: a first cowl crossbeam located on a first side frame disposed at a first side of a vehicle body; a second cowl crossbeam fastened to the first cowl crossbeam and fixed to a second side frame disposed at a second side of the vehicle body; a support leg located on the second cowl crossbeam and configured to be supported by the vehicle body, and a drawing block part located on a region where the first cowl crossbeam and the second cowl crossbeam overlap.
    Type: Application
    Filed: December 28, 2020
    Publication date: December 2, 2021
    Applicants: Hyundai Motor Company, Kia Motors Corporation, LG Hausys, Ltd., Huyndai Mobis Co., Ltd.
    Inventors: Jae Hyun An, In Soo Han, Hee Seok Kim, Il Sang Kim, Ik Jin Jung, Kyeong Hoon Jang, Young Jin You, Sang Hyeon Park, Wook Hee Lee, Yong Woo Jung, Ik Keun Choi, Young Chan Cho, Jin Nyeon Kim, Byoung Wook Kim
  • Publication number: 20210347986
    Abstract: Disclosed are an uncoating metallic thermoplastic resin composition invention including metallic particles at an appropriate ratio and a molded article including the same. The molded article may maintain the mechanical properties such as impact strength and fluidity at an excellent level as well as improving the appearance characteristics such as luminance characteristics (high luminance) and metallic texture. The uncoating metallic thermoplastic resin composition and the molded article thereof may be usefully applied to the molded products in fields where the characteristics of the appearance quality are importantly required, for example, cell phone housing, TV housing, computer monitor housing, automobile bumper, wheel housing, panel button portion, interior and exterior lighting lamp housings, and the like.
    Type: Application
    Filed: September 29, 2020
    Publication date: November 11, 2021
    Inventors: Kyeong Hoon Jang, In Soo Han, Seul Yi, Jae Hyun An, Dae Sik Kim, Si Uk Cheon, Chul Jin Jo, Jung Kyu Han, Tae Jin An, Hyung Jin Roh, Suk Woo Kang, Do Young Bae
  • Publication number: 20210332235
    Abstract: The present invention relates to a non-coating thermoplastic resin composition, a method for manufacturing a molded article by using the same, and a molded article manufactured by the same. More specifically, the present invention is characterized by providing the thermoplastic resin composition which contains polycarbonate, polysiloxane-polycarbonate copolymer, polyester, master-batched carbon black, and additives in specific contents and the molded article, which has excellent chemical resistance, mechanical properties, light resistance, hydrolysis resistance, and low glossiness, manufactured by using the same.
    Type: Application
    Filed: December 1, 2020
    Publication date: October 28, 2021
    Inventors: Seul Yi, Boo Youn An, Dae Sik Kim, Kyeong Hoon Jang, Min Woo Kwon, In Soo Han, Jin Gi Ahn, Do Young Bae, Hyung Jin Roh, Tae Jin An, Jung Kyu Han, Chul Jin Jo, Si Uk Cheon, Suk Woo Kang
  • Patent number: 11130877
    Abstract: Disclosed is a coating material for a coating layer of an injection mold, the coating material including 100 parts by weight of a resin composition and about 30 to 40 parts by weight of a curing agent. The resin composition includes an amount of about 40 to 50 wt % of a first acrylic resin, an amount of about 5 to 15 wt % of a second acrylic resin having a weight average molecular weight less than a weight average molecular weight of the first acrylic resin, an amount of about 10 to 15 wt % of a carbon component, an amount of about 0.5 to 2 wt % of a matting agent, an amount of about 0.1 to 0.3 wt % of a catalyst and an amount of about 20 to 35 wt % of a solvent, all the wt % are based on the total weight of the resin composition.
    Type: Grant
    Filed: November 5, 2018
    Date of Patent: September 28, 2021
    Assignees: Hyundai Motor Company, Kia Motors Corporation, Noroo Bee Chemical Co., Ltd., Moltex Co., Ltd.
    Inventors: Kyeong Hoon Jang, In Soo Han, Dae Sik Kim, Jae Hyun An, Seul Yi, Ik Jin Jung, Ju Seong Park, Soon Joon Jung, Seung Sik Han, Jae Beom Ahn, Yong Chul Lee, Kie Moon Sung, Soon Gi Kim, Hak Soon Choi
  • Publication number: 20210214554
    Abstract: Disclosed herein are a polyamide composition and a molded article made of the same with improved mechanical strength and reduced weight. The molded article may include the polyamide composition that includes high flowable polyamide and polyphthalamide and a small-diameter fiber, thereby resulting in an improvement in mechanical strength while achieving excellent surface properties and high weight reduction.
    Type: Application
    Filed: December 2, 2020
    Publication date: July 15, 2021
    Inventors: Seul Yi, Boo Youn An, Dae Sik Kim, In Soo Han, Kyeong Hoon Jang, Jin Gi Ahn, Byung Seok Kong, Seong Won Seo
  • Patent number: 11046845
    Abstract: Disclosed is a polypropylene resin composition for an uncoated crash pad. The composition may include an amount of about 50 to 80 wt % of a polypropylene resin having a Polydispersity Index (PI) of about 4.5 to 6.5, a weight average molecular weight of about 200,000 to 350,000 g/mol, and an isotactic peptide fraction of about 96% or greater as measured by a C13-NMR method, an amount of about 1 to 30 wt % of rubber having a melt index of about 1 to 6 g/10 min (230° C., 2.16 Kg), an amount of about 11 to 30 wt % of an inorganic filler composed of a mixture of an amount of about 10 to 20 wt % of talc and an amount of about 1 to 10 wt % of whisker, and an amount of about 1 to 5 wt % of an anti-scratch agent, all the wt % are based on the total weight of the polypropylene resin composition.
    Type: Grant
    Filed: October 19, 2018
    Date of Patent: June 29, 2021
    Assignees: Hyundai Motor Company, Kia Motors Corporation, Hanwha Total Petrochemical Co. Ltd.
    Inventors: Kyeong Hoon Jang, Boo Youn An, In Soo Han, Dae Sik Kim, Seul Yi, Byoung Ho Lee, Choul Ho Kim