Patents by Inventor Gi Woong Kim
Gi Woong Kim 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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Patent number: 11976975Abstract: Provided is an optical system which may acquire a hyperspectral image by acquiring a spectral image of an object to be measured, which includes, to collect spectral data and train the neural network, an image forming part forming an image from an object to be measured and transmitting collimated light, a slit moving to scan the incident image and passing and outputting a part of the formed image, and a first optical part obtaining spectral data by splitting light of the image received through the slit by wavelength. Also, the system includes, to decompose overlapped spectral data and to infer hyperspectral image data through the trained neural network, an image forming part forming an image from an object to be measured and transmitting collimated light, and a first optical part obtaining spectral data by splitting light of the received image by wavelength.Type: GrantFiled: January 7, 2022Date of Patent: May 7, 2024Assignee: Electronics and Telecommunications Research InstituteInventors: Keo Sik Kim, Kye Eun Kim, Jeong Eun Kim, Hyun Seo Kang, Hyun Jin Kim, Gi Hyeon Min, Si Woong Park, Hyoung Jun Park, Chan Il Yeo, Young Soon Heo
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Publication number: 20220380948Abstract: Disclosed is a skin cooling fabric that can provide a user with a soft tactile sensation as well as a cooling feeling or a cooling sensation, a polyethylene yarn having improved weavability, and a method for manufacturing the yarn. The skin cooling fabric of the present invention includes a plurality of weft yarns, and a plurality of warp yarns, wherein each of the weft yarns and warp yarns has a tensile strength of 3.5 to 8.5 g/de, a tensile modulus of 15 to 80 g/de, elongation at break of 14 to 55%, and crystallinity of 55 to 85%.Type: ApplicationFiled: December 27, 2019Publication date: December 1, 2022Inventors: Jae-Hyung KIM, Gi-Woong KIM, Seong-Young KIM, Sang-Mok LEE, Sin-Ho LEE, Young-Soo LEE
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Publication number: 20220341066Abstract: Disclosed is a polyethylene yarn which enables the manufacture of a skin cooling fabric having dimensional stability and having improved weavability which enables the manufacture of a skin cooling fabric capable of providing a user with a soft tactile sensation as well as a cooling sensation, a method for manufacturing the same, and a skin cooling fabric including the same. The polyethylene yarn has a shrinkage stress at 70° C. and 100° C. of 0.005 to 0.075 g/d, respectively. Also, the polyethylene yarn has a “dry thermal shrinkage rate at 70° C.” of 0.1 to 0.5%, a “dry thermal shrinkage rate at 100° C.” of 0.5 to 1.5%, and a “wet thermal shrinkage rate at 100° C.” of 0.1 to 1%.Type: ApplicationFiled: December 27, 2019Publication date: October 27, 2022Inventors: Jae-Hyung KIM, Gi-Woong KIM, Seoang-Young KIM, Sang-Mok LEE, Sin-Ho LEE, Young-Soo LEE
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Publication number: 20220205145Abstract: Disclosed is a polyethylene yarn capable of providing a user with a soft tactile sensation as well as a cooling feeling or a cooling sensation, and also having improved weavability that enables the manufacture of a skin cooling fabrics having excellent pilling resistance, abrasion resistance, cuttability, and sewability, a method for manufacturing the same, and a skin cooling fabric including the same. In a strength-elongation curve of the polyethylene yarn obtained by measuring at ambient temperature, (i) elongation at strength of 1 g/d is 0.5 to 3%, (ii) elongation at strength of 3 g/d is 5.5 to 10%, and (iii) a difference between elongation at strength of 4 g/d and elongation at maximum strength is 5.5 to 25%, and the polyethylene yarn has toughness of 55 to 120 J/m3 at ambient temperature.Type: ApplicationFiled: December 27, 2019Publication date: June 30, 2022Inventors: Jae-Hyung KIM, Gi-Woong KIM, Seong-Young KIM, Sang-Mok LEE, Sin-Ho LEE, Young-Soo LEE
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Patent number: 10246800Abstract: Disclosed is a method for manufacturing a polyester fabric for an airbag that can not only prevent or minimize the separation of a sizing agent, which is provided to a yarn through a sizing process, during a weaving process, but can also maximize a peel strength between a textile substrate and a coating layer to be subsequently formed thereon and lower the stiffness of an airbag fabric by effectively removing the sizing agent from the textile substrate after the weaving process is completed. The method of the present invention comprises: applying a polyester-based sizing agent to a polyester yarn; manufacturing a textile substrate with the sizing agent-applied polyester yarn; removing the sizing agent from the textile substrate under an alkaline condition of pH 8 to 10; and forming a coating layer on the sizing agent-removed textile substrate in order to enhance air-tightness.Type: GrantFiled: September 25, 2015Date of Patent: April 2, 2019Assignee: KOLON INDUSTRIES, INC.Inventors: Hye-Seung Jin, Sang-Mok Lee, Gi-Woong Kim, Jung-Hoon Youn
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Patent number: 9797071Abstract: Disclosed is a polyester yarn that can be used in a fabric for an airbag. In particular, a polyester yarn having a diethylene glycol content of 1.1 to 2.5 wt % and initial modulus of 100 g/d or less, a production method thereof, and a fabric for an airbag produced therefrom are disclosed. The polyester yarn has excellent moisture and heat resistance and light resistance, and maintained excellent mechanical properties after long-term aging under high temperature and high humidity conditions. Therefore, when applied to a fabric for an airbag, the polyester yarn provides excellent packing property, shape stability, and gas barrier effect, and the impact applied to a passenger is minimized, thereby safely protecting the passenger at the same time.Type: GrantFiled: December 14, 2011Date of Patent: October 24, 2017Assignee: KOLON INDUSTRIES, INC.Inventors: Young-Jo Kim, Sang-Mok Lee, Young-Soo Lee, Gi-Woong Kim
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Publication number: 20170298542Abstract: Disclosed is a method for manufacturing a polyester fabric for an airbag that can not only prevent or minimize the separation of a sizing agent, which is provided to a yarn through a sizing process, during a weaving process, but can also maximize a peel strength between a textile substrate and a coating layer to be subsequently formed thereon and lower the stiffness of an airbag fabric by effectively removing the sizing agent from the textile substrate after the weaving process is completed. The method of the present invention comprises: applying a polyester-based sizing agent to a polyester yarn; manufacturing a textile substrate with the sizing agent-applied polyester yarn; removing the sizing agent from the textile substrate under an alkaline condition of pH 8 to 10; and forming a coating layer on the sizing agent-removed textile substrate in order to enhance air-tightness.Type: ApplicationFiled: September 25, 2015Publication date: October 19, 2017Applicant: KOLON INDUSTRIES, INC.Inventors: Hye-Seung JIN, Sang-Mok LEE, Gi-Woong KIM, Jung-Hoon YOUN
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Patent number: 9758903Abstract: The present invention relates to a polyester fiber that can be applied to a fabric for an airbag, and particularly, to a polyester fiber having elongation of 0.5% or more at a stress of 1.0 g/d, elongation of 4.3% or more at a stress of 4.0 g/d, and elongation of 7.5% or more at a stress of 7.0 g/d, and an initial modulus of 40 to 100 g/d, a method of preparing the same, and a fabric for an airbag prepared therefrom. Since the polyester fiber of the present invention remarkably decreases stiffness and secures superior mechanical properties, it is possible to provide superior packing properties, dimensional stability, and gas barrier effect, and to protect occupants safely by minimizing the impact applied to the occupants, when it is used for the fabric for an airbag.Type: GrantFiled: April 14, 2010Date of Patent: September 12, 2017Assignee: KOLON INDUSTRIES, INC.Inventors: Young-Jo Kim, Gi-Woong Kim, Sang-Mok Lee, Young-Soo Lee
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Patent number: 9732447Abstract: Disclosed is a high strength polyester fiber for a seat belt, and in particular, a polyester fiber for a seat belt, which has intrinsic viscosity of 0.8 to 1.5 dl/g, tensile strength of 8.8 g/d or more, and total fineness of 400 to 1800 denier. A method of preparing the fiber is disclosed. The polyester fiber includes filaments having high strength, low modulus, and high elongation to significantly lower shrinkage, while securing excellent mechanical properties, it is possible to manufacture a seat belt having excellent impact absorption and significantly improved abrasion resistance and heat resistant strength retention, even with a woven density of 260 yarns/inch or less.Type: GrantFiled: June 28, 2013Date of Patent: August 15, 2017Assignee: KOLON INDUSTRIES, INC.Inventors: Byoung-Wook An, Gi-Woong Kim, Seong-Young Kim, Young-Soo Lee
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Patent number: 9493036Abstract: The present invention relates to a film for a tire inner liner, particularly to a film for a tire inner liner including: a base film including a copolymer or a mixture of polyamide-based resin and a polyether-based resin; and an adhesive layer including a resorcinol-formalin-latex (RFL)-based adhesive, wherein the base film has a tensile recovery rate of 30% to 80%. The film for a tire inner liner of the present invention may exhibit an excellent gas barrier property with a thin thickness, and thus enables light weight of a tire and improvement in automobile mileage, and enables easier forming during a tire manufacturing process.Type: GrantFiled: March 14, 2013Date of Patent: November 15, 2016Assignee: KOLON INDUSTRIES, INC.Inventors: Il Chung, Gi-Woong Kim, Sang-Mok Lee, Ok-Hwa Jeon
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Patent number: 9487048Abstract: The present invention relates to a film for a tire inner liner including: a base film layer including polyamide-based resin and a copolymer including a polyamide-based segment and a polyether-based segment; and an adhesive layer including a resorcinol-formalin-latex (RFL)-based adhesive, wherein there is little difference between properties in an MD (machine direction) and a TD (transverse direction), and a method for preparing a film for a tire inner liner, including melting the polyamide-based resin and the copolymer at 230 to 300° C., extruding the molten substance under specific die gap conditions to form a base film, and forming an adhesive layer including a resorcinol-formalin-latex (RFL)-based adhesive on the base film.Type: GrantFiled: March 14, 2013Date of Patent: November 8, 2016Assignee: KOLON INDUSTRIES, INC.Inventors: Ki-Sang Song, Gi-Woong Kim, Sang-Mok Lee, Ok-Hwa Jeon, Il Chung, Si-Min Kim
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Patent number: 9457528Abstract: Disclosed are a preparation method for drawn fibers that enables the preparation of drawn poly(ethyleneterephthalate) fibers exhibiting with high fineness of at least 2,000 denier while having high tenacity and excellent dimensional stability and causes almost no deterioration of tenacity during the manufacturing process of tires such as vulcanization, and a drawn poly(ethyleneterephthalate) fiber and a tire cord that are obtained by the preparation method. The preparation method for drawn poly(ethyleneterephthalate) fiber includes: melt-spinning a polymer comprising at least 90 mol % of poly(ethyleneterephthalate) having a content of terminal carboxyl group (—COOH) in the range of 20 to 30 eq/106g at a spinning speed of 2,500 to 4,000 m/min to form a undrawn fiber having a fineness of at least 2,000 denier; and drawing the undrawn fiber at a draw ratio of 1.4 to 2.4.Type: GrantFiled: March 30, 2012Date of Patent: October 4, 2016Assignee: KOLON INDUSTRIES, INC.Inventors: Sung-Ho Park, Il Chung, Gi-Woong Kim
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Patent number: 9441073Abstract: The present invention relates to a drawn PET fiber that can provide a cap ply cord and the like showing more improved modulus and good dimensional stability, a PET tire cord, and a tire including the same. The drawn PET fiber may be a fiber including 90 mol % or more of PET, of which the crystallinity is 53% or more, the amorphous orientation factor (AOF) is 0.15 or less, and the birefringence index is 0.14 to 0.16, after heat-treating the same at 230° C. for 1 minute under the initial load of 20 g/1000 d.Type: GrantFiled: November 12, 2013Date of Patent: September 13, 2016Assignee: KOLON INDUSTRIES, INC.Inventors: Il Chung, Ok-Hwa Jeon, Gi-Woong Kim
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Patent number: 9359696Abstract: Disclosed are a method for manufacturing a drawn fiber, which is suitable for manufacturing a poly(ethylene terephthalate) drawn fiber showing superior strength and dimensional stability and having a high fineness of 2000 denier or more without breakage or reduction in physical properties during the manufacturing process, and a poly(ethylene terephthalate) drawn fiber and a tire-cord obtained therefrom.Type: GrantFiled: September 25, 2012Date of Patent: June 7, 2016Assignee: KOLON INDUSTRIES, INC.Inventors: Sung-Ho Park, Il Chung, Gi-Woong Kim
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Patent number: 9347154Abstract: The present invention relates to a drawn PET fiber which has good dimensional stability, thereby increases the high speed driving performance of a tire, a PET tire cord, their preparation methods, and a tire including the same. The drawn PET fiber may includes 90 mol % or more of PET and may be a fiber of which a creep rate is 5.5% or less when the drawn PET fiber is fixed under the initial load of 0.01 g/d and is kept for 24 hours under the load of 0.791 g/d and the temperature of 100° C. Furthermore, the PET tire cord may be a cord of which a creep rate is 4.0% or less when the PET tire cord is fixed under the initial load of 0.01 g/d and is kept for 24 hours under the load of 0.791 g/d and the temperature of 100° C.Type: GrantFiled: June 20, 2008Date of Patent: May 24, 2016Assignee: KOLON INDUSTRIES, INC.Inventors: Ok-Hwa Jeon, Il Chung, Gi-Woong Kim
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Patent number: 9328434Abstract: Disclosed are a method for manufacturing a drawn fiber, which is suitable for manufacturing a poly(ethylene terephthalate) drawn fiber showing superior strength and dimensional stability and having a high fineness of 2000 denier or more without breakage or reduction in physical properties during the manufacturing process, and a poly(ethylene terephthalate) drawn fiber and a tire-cord obtained therefrom.Type: GrantFiled: September 25, 2012Date of Patent: May 3, 2016Assignee: KOLON INDUSTRIES, INC.Inventors: Sung-Ho Park, Il Chung, Gi-Woong Kim
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Publication number: 20150211150Abstract: Disclosed are a method for manufacturing a drawn fiber, which is suitable for manufacturing a poly(ethylene terephthalate) drawn fiber showing superior strength and dimensional stability and having a high fineness of 2000 denier or more without breakage or reduction in physical properties during the manufacturing process, and a poly(ethylene terephthalate) drawn fiber and a tire-cord obtained therefrom.Type: ApplicationFiled: September 25, 2012Publication date: July 30, 2015Inventors: Sung-Ho Park, Il Chung, Gi-Woong Kim
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Patent number: 9062394Abstract: Disclosed is a PET tire cord which has a flat spot index (FSI) defined by the following Calculation Formula 1 of 5.0% or less: Flat Spot Index (FSI)(%)=(L1?L2)/L0×100??Calculation Formula 1 wherein, L0 is an initial length of the tire cord, L1 is a length of the tire cord that is measured after providing a load corresponding to 13% of the strength at break of the cord for 5 minutes at 120° C. and cooling the same to 24° C. while maintaining the load, and L2 is a length of the tire cord that is measured after providing a load corresponding to 13% of the strength at break of the cord for 5 minutes at 120° C. and cooling the same to 24° C. while remaining the load of 0.01 g/d only.Type: GrantFiled: July 22, 2009Date of Patent: June 23, 2015Assignee: KOLON INDUSTRIES, INC.Inventors: Ok-Hwa Jeon, Il Chung, Gi-Woong Kim
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Patent number: 9045589Abstract: The present invention relates to a drawn PET fiber that can provide a cap ply cord and the like showing more improved modulus and good dimensional stability, a PET tire cord, and a tire including the same. The drawn PET fiber may be a fiber including 90 mol % or more of PET, of which the crystallinity is 53% or more, the amorphous orientation factor (AOF) is 0.15 or less, and the birefringence index is 0.14 to 0.16, after heat-treating the same at 230° C. for 1 minute under the initial load of 20 g/1000 d.Type: GrantFiled: March 31, 2009Date of Patent: June 2, 2015Assignee: KOLON INDUSTRIES, INC.Inventors: Il Chung, Ok-Hwa Jeon, Gi-Woong Kim
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Patent number: D1021767Type: GrantFiled: November 9, 2021Date of Patent: April 9, 2024Assignee: LG Energy Solution, Ltd.Inventors: Hyun Beom Kim, Jeong Min Ha, Gi Man Kim, Dae Hong Kim, Sin Woong Kim, Se Young Oh, Geun Hee Kim, Hyung Ho Kwon