Patents by Inventor Seul Yi
Seul Yi 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).
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Publication number: 20200392322Abstract: 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: ApplicationFiled: October 3, 2019Publication date: December 17, 2020Inventors: 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
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Patent number: 10752761Abstract: A polypropylene resin composition may include an amount of 40 to 60 wt % of a polypropylene resin, an amount of 1 to 10 wt % of a polyethylene resin, an amount of 10 to 20 wt % of an olefin elastomer, and an amount of 1 to 20 wt % of a reinforcing material wherein all the wt % are based on the total weight of the polypropylene resin composition. Accordingly, a high gloss may be obtained without a coating process and moldability of the polypropylene resin may be obtained. Further provided is a molded article of an interior material or an exterior material of a vehicle manufactured by using the polypropylene resin composition.Type: GrantFiled: August 12, 2018Date of Patent: August 25, 2020Assignees: Hyundai Motor Company, Kia Motors Corporation, Hyundai Engineering Plastics Co., Ltd.Inventors: Kyeong Hoon Jang, Dae Sik Kim, Jaehyun An, Seul Yi, In Soo Han, Eun Seob Shin, Beom Ho Kim, Hyeok Lee
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Publication number: 20200017705Abstract: 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: ApplicationFiled: November 5, 2018Publication date: January 16, 2020Inventors: 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
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Publication number: 20190194435Abstract: A polypropylene resin composition may include an amount of 40 to 60 wt % of a polypropylene resin, an amount of 1 to 10 wt % of a polyethylene resin, an amount of 10 to 20 wt % of an olefin elastomer, and an amount of 1 to 20 wt % of a reinforcing material wherein all the wt % are based on the total weight of the polypropylene resin composition. Accordingly, a high gloss may be obtained without a coating process and moldability of the polypropylene resin may be obtained. Further provided is a molded article of an interior material or an exterior material of a vehicle manufactured by using the polypropylene resin composition.Type: ApplicationFiled: August 12, 2018Publication date: June 27, 2019Inventors: Kyeong Hoon Jang, Dae Sik Kim, Jaehyun An, Seul Yi, In Soo Han, Eun Seob Shin, Beom Ho Kim, Hyeok Lee
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Publication number: 20190169419Abstract: 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: ApplicationFiled: October 19, 2018Publication date: June 6, 2019Inventors: Kyeong Hoon Jang, Boo Youn An, In Soo Han, Dae Sik Kim, Seul Yi, Byoung Ho Lee, Choul Ho Kim
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Publication number: 20180002505Abstract: 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: ApplicationFiled: November 30, 2016Publication date: January 4, 2018Applicants: Hyundai Motor Company, LOTTE CHEMICAL CORPORATIONInventors: Boo-Youn AN, Dae-Sik KIM, In-Soo HAN, Kyeong-Hoon JANG, Seul YI, Seong-Min JO, Eun-Hwa JANG, Yeong-Beom KIM
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Patent number: 9809691Abstract: A polyolefin composite composition is used in an automotive air duct. The polyolefin composite composition is useful as an automotive air duct component material due to excellent mechanical property, heat resistance, and foaming property as a composition in which a polyethylene resin and a long chain branched polypropylene resin having low crystallization of 45% or less are included as a base resin.Type: GrantFiled: October 4, 2016Date of Patent: November 7, 2017Assignees: Hyundai Motor Company, Lotte Chemical Corporation, Kia Motors CorporationInventors: Seul Yi, Boo Youn An, Dae Sik Kim, Kyeong Hoon Jang, In Soo Han, You Jin Park, Byung Kook Nam, Hyeung Shin Lee, Hyun Jin Kim
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Publication number: 20170267826Abstract: A polyolefin composite composition is used in an automotive air duct. The polyolefin composite composition is useful as an automotive air duct component material due to excellent mechanical property, heat resistance, and foaming property as a composition in which a polyethylene resin and a long chain branched polypropylene resin having low crystallization of 45% or less are included as a base resin.Type: ApplicationFiled: October 4, 2016Publication date: September 21, 2017Inventors: Seul Yi, Boo Youn An, Dae Sik Kim, Kyeong Hoon Jang, In Soo Han, You Jin Park, Byung Kook Nam, Hyeung Shin Lee, Hyun Jin Kim
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Patent number: 9682865Abstract: Disclosed is an active carbon that includes micropores having a diameter of about 0.5 nm to about 0.8 nm in a content of about 70 vol % to about 90 vol % based on the total volume of the total pores, and has a nitrogen-containing functional group introduced on the surface thereof. Moreover, disclosed is a method for preparing active carbon. The method may include steps of: forming a reaction mixture including a carbon precursor, an alkali salt, and an organic compound including a nitrogen-containing functional group; and heating the reaction mixture to a temperature of about 800° C. to about 1000° C. in the presence of nitrogen gas.Type: GrantFiled: March 24, 2015Date of Patent: June 20, 2017Assignees: Hyundai Motor Company, Kia Motors Corporation, INHA-INDUSTRY PARTNERSHIP INSTITUTEInventors: Shin-Tae Bae, Seul-Yi Lee, Young-Jung Heo, Soo-Jin Park
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Patent number: 9663359Abstract: The present invention relates to a method for preparing a graphite powder composite supported by transition metal particles for storing hydrogen, and more specifically, to a method for preparing a graphite powder composite supported by transition metal particles having significantly improved hydrogen storage capacity, by means of introducing the transition metal particles having support capacity and particle diameters which are controlled, of transition metals such as nickel (Ni), palladium (Pd), platinum (Pt), and yttrium (Y), to an oxidized graphite powder that is provided with functionality through a chemical surface treatment.Type: GrantFiled: May 24, 2012Date of Patent: May 30, 2017Assignee: Inha-Industry Partnership InstituteInventors: Soo Jin Park, Seul Yi Lee
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Publication number: 20160115116Abstract: Disclosed is an active carbon that includes micropores having a diameter of about 0.5 nm to about 0.8 nm in a content of about 70 vol % to about 90 vol % based on the total volume of the total pores, and has a nitrogen-containing functional group introduced on the surface thereof. Moreover, disclosed is a method for preparing active carbon. The method may include steps of: forming a reaction mixture including a carbon precursor, an alkali salt, and an organic compound including a nitrogen-containing functional group; and heating the reaction mixture to a temperature of about 800° C. to about 1000° C. in the presence of nitrogen gas.Type: ApplicationFiled: March 24, 2015Publication date: April 28, 2016Inventors: Shin-Tae Bae, Seul-Yi Lee, Young-Jung Heo, Soo-Jin Park
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Patent number: 9137470Abstract: Embodiments of the present invention provide an approach for improving overall chip speed by providing one or more sampling circuits in an ROIC so that signal processing and signal reading out operations may occur simultaneously instead of successively.Type: GrantFiled: August 14, 2012Date of Patent: September 15, 2015Assignee: Luxen Technologies, Inc.Inventors: Eun-Hwa Kim, Jin-Woong Jeong, Young-Jae Kim, Chol-Ho Kwak, Seul-Yi Soh, Myung-Jin Soh
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Patent number: 9128195Abstract: Embodiments of the present invention provide a computer-implemented method for determining an amplification gain for an X-ray image sensor module. Specifically, among other things, embodiments of the present invention provide a computer-implemented infrastructure comprising: capturing an electrical signal by a pixel sensor; and determining an amplification gain of the electrical signal at a charge sensitive amplifier by turning a switch on or off, wherein the switch connects the pixel sensor to a capacitor.Type: GrantFiled: March 28, 2012Date of Patent: September 8, 2015Assignees: LUXEN TECHNOLOGIES, INC.Inventors: Myung-Jin Soh, Seul-Yi Soh
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Patent number: 8729485Abstract: Embodiments of the present invention provide a computer-implemented method for parallel readout for an X-ray image sensor module having a pixel array. Specifically, among other things, embodiments of the present invention provide a computer-implemented infrastructure comprising: generating a pixel data for each pixel within a respective pixel row of the pixel array based on a photon count; receiving a first serial pixel data, wherein the first serial pixel data comprises pixel data from a plurality of pixels of a first column; receiving a second serial pixel data, wherein the second serial pixel data comprises pixel data from a plurality of pixels of a second column; and shifting the first serial pixel data from the first column register to the second column register.Type: GrantFiled: February 17, 2012Date of Patent: May 20, 2014Assignee: Luxen Technologies, Inc.Inventors: Myung-Jin Soh, Seul-Yi Soh
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Publication number: 20140117279Abstract: The present invention relates to a method for preparing a graphite powder composite supported by transition metal particles for storing hydrogen, and more specifically, to a method for preparing a graphite powder composite supported by transition metal particles having significantly improved hydrogen storage capacity, by means of introducing the transition metal particles having support capacity and particle diameters which are controlled, of transition metals such as nickel (Ni), palladium (Pd), platinum (Pt), and yttrium (Y), to an oxidized graphite powder that is provided with functionality through a chemical surface treatment.Type: ApplicationFiled: May 24, 2012Publication date: May 1, 2014Applicant: INHA-INDUSTRY PARTNERSHIP INSTITUTEInventors: Soo Jin Park, Seul Yi Lee
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Patent number: 8680474Abstract: Embodiments of the present invention provide a computer-implemented method for parallel readout for an X-ray image sensor module having a pixel array. Specifically, among other things, embodiments of the present invention provide a computer-implemented infrastructure comprising: capturing an electrical signal at each of a plurality of pixels within the pixel array; converting each of the captured electrical signals into a respective voltage; comparing each of the respective voltages with a reference voltage to discriminate whether the electric signal from the sensor represents a photon detection; counting a photon detection for each of the plurality of pixels within the pixel array based upon an output of the comparator; connecting all pixels in each of the columns; and sequentially selecting said rows of pixels for readout over the column bus lines at a sensor output.Type: GrantFiled: March 2, 2012Date of Patent: March 25, 2014Assignee: Luxen Technologies, Inc.Inventors: Myung-Jin Soh, Seul-Yi Soh
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Publication number: 20140049291Abstract: An approach for a sampling circuit to reduce noise in signals (e.g., as received from photo diodes or the like) is provided. In one embodiment of the present invention, there is a sampling circuit comprising: an amplifier, which amplifies charge signals generated at photo diodes and converts them to voltage signals; the first sample and hold circuit, which samples the voltage signal and charges the first capacitor according to the first switching signal, and outputs the stored charge as a reset signal based on a readout signal; the second sample and hold circuit, which samples the signals and charges the second capacitor according to the second switching signal that is non-overlapping to the first switching signal, and outputs the stored charge as a reset signal based on the readout signal; a resistor that acts as a low-pass filter placed in between the first and the second capacitors' common nodes.Type: ApplicationFiled: August 14, 2012Publication date: February 20, 2014Applicant: LUXEN TECHNOLOGIES, INC.Inventors: Myung-Jin Soh, Seul-Yi Soh
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Publication number: 20140048682Abstract: Embodiments of the present invention provide an approach for improving overall chip speed by providing one or more sampling circuits in an ROIC so that signal processing and signal reading out operations may occur simultaneously instead of successively.Type: ApplicationFiled: August 14, 2012Publication date: February 20, 2014Applicant: LUXEN TECHNOLOGIES, INC.Inventors: Eun-Hwa Kim, Jin-Woong Jeong, Young-Jae Kim, Chol-Ho Kwak, Seul-Yi Soh, Myung-Jin Soh
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Publication number: 20140048683Abstract: A sampling circuit for dynamic imaging is provided. Specifically, embodiments of the present invention relate to a readout integrated circuit (ROIC) for dynamic imaging and a related image sensor. In one embodiment of the present invention, a sampling circuit is provided that comprises: an amplifier circuit, which amplifies charge signals generated at photo diodes and converts them to voltage signals; a filter circuit (optional) that receives and filters the voltage signals to yield a filtered signal; a sampling circuit, which samples the voltage signals and outputs a sampled signal in accordance with a sampling control signal; and a digital converter, which converts the sampled signal into a digital format and outputs a digital signal.Type: ApplicationFiled: August 14, 2012Publication date: February 20, 2014Applicant: LUXEN TECHNOLOGIES, INC.Inventors: Myung-Jin Soh, Seul-Yi Soh
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Publication number: 20130256547Abstract: Embodiments of the present invention provide a computer-implemented method for determining an amplification gain for an X-ray image sensor module. Specifically, among other things, embodiments of the present invention provide a computer-implemented infrastructure comprising: capturing an electrical signal by a pixel sensor; and determining an amplification gain of the electrical signal at a charge sensitive amplifier by turning a switch on or off, wherein the switch connects the pixel sensor to a capacitor.Type: ApplicationFiled: March 28, 2012Publication date: October 3, 2013Applicant: LUXEN TECHNOLOGIES, INC.Inventors: Myung-Jin Soh, Seul-Yi Soh