Patents by Inventor Ah Ra Cho
Ah Ra Cho 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: 11830641Abstract: A chip resistor component, includes: a substrate having one surface, and one side surface and the other side surface facing each other in one direction; an terminal including an internal electrode disposed on the one surface, and an external electrode disposed on the one side surface to be connected to the internal electrode; a resistive layer disposed on the one surface, and including an outermost pattern connected to the internal electrode; and a protective layer disposed on the one surface to cover the resistive layer. The outermost pattern of the resistive layer has a first region in contact with the internal electrode and a second region extending, in the one direction, from the first region towards the other side surface. A ratio of a length of the second region in the one direction to a length of the chip resistor component in the one direction is 0.02 or more.Type: GrantFiled: December 8, 2021Date of Patent: November 28, 2023Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Ah Ra Cho, Kwang Hyun Park
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Publication number: 20220270790Abstract: A chip resistor component, includes: a substrate having one surface, and one side surface and the other side surface facing each other in one direction; an terminal including an internal electrode disposed on the one surface, and an external electrode disposed on the one side surface to be connected to the internal electrode; a resistive layer disposed on the one surface, and including an outermost pattern connected to the internal electrode; and a protective layer disposed on the one surface to cover the resistive layer. The outermost pattern of the resistive layer has a first region in contact with the internal electrode and a second region extending, in the one direction, from the first region towards the other side surface. A ratio of a length of the second region in the one direction to a length of the chip resistor component in the one direction is 0.02 or more.Type: ApplicationFiled: December 8, 2021Publication date: August 25, 2022Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Ah Ra Cho, Kwang Hyun Park
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Patent number: 11315708Abstract: A chip resistor includes: an insulating substrate; a resistor portion disposed on one surface of the insulating substrate and including a plurality of resistor bodies spaced apart from each other and a plurality of internal electrodes connecting the plurality of resistor bodies to each other; and a first external electrode and a second external electrode disposed on the one surface of the insulating substrate to be spaced apart from each other and respectively connected to the resistor portion, wherein each of the plurality of resistor bodies has a first end adjacent to the first external electrode and a second end opposing the first end and adjacent to the second external electrode, and each of the first end and the second end of each of the plurality of resistor bodies is connected to one of the plurality of internal electrodes, the first external electrode, or the second external electrode.Type: GrantFiled: February 23, 2021Date of Patent: April 26, 2022Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Kwang Hyun Park, Ah Ra Cho
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Patent number: 11139091Abstract: A resistor component includes an insulating substrate, a resistor layer disposed on one surface of the insulating substrate and having one end and the other end opposing each other in a first direction, and first and second terminals disposed on the insulating substrate and spaced apart from each other to oppose each other in a second direction perpendicular to the first direction, and connected to the resistor layer. A slit in the resistor layer extends in the first direction, and a ratio of a length of the slit in the first direction to a length of the resistor layer in the first direction is greater than 0.7 and equal to or lower than 0.9.Type: GrantFiled: June 22, 2020Date of Patent: October 5, 2021Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Ah Ra Cho, Ji Sook Yoon, Kwang Hyun Park
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Publication number: 20210183544Abstract: A resistor component includes an insulating substrate, a resistor layer disposed on one surface of the insulating substrate and having one end and the other end opposing each other in a first direction, and first and second terminals disposed on the insulating substrate and spaced apart from each other to oppose each other in a second direction perpendicular to the first direction, and connected to the resistor layer. A slit in the resistor layer extends in the first direction, and a ratio of a length of the slit in the first direction to a length of the resistor layer in the first direction is greater than 0.7 and equal to or lower than 0.9.Type: ApplicationFiled: June 22, 2020Publication date: June 17, 2021Inventors: Ah Ra Cho, Ji Sook Yoon, Kwang Hyun Park
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Patent number: 10934370Abstract: The invention relates to: a hybrid supported metallocene catalyst includes at least one first metallocene compound among the compounds represented by chemical formula 1, at least one second metallocene compound among the compounds represented by chemical formula 2 and a cocatalyst compound; a method for preparing an ethylene-?-olefin copolymer, comprising polymerizing olefin monomers in the presence thereof; and an ethylene-?-olefin copolymer having improved melt strength.Type: GrantFiled: March 29, 2016Date of Patent: March 2, 2021Assignee: HANWHA CHEMICAL CORPORATIONInventors: Ah Ra Cho, Ah Reum Kim, Lan Hua Piao, Jun Ho Seo, Song Hee Yang, So Jung Lee, Yu Jeong Lim, Dong Wook Jeong, Seung Il Choi
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Patent number: 10923253Abstract: A resistor component includes a support substrate, a resistive layer disposed on one surface of the support substrate, and a plurality of slits disposed in the resistive layer, each extending from one end or another end of the resistive layer opposing each other in a first direction, and spaced apart from each other in a second direction traversing the first direction. First and second internal electrodes are disposed on the support substrate and are respectively disposed on one end and another end of the resistive layer opposing each other in the second direction to be spaced apart from each other. A first protective layer is disposed on the resistive layer. The plurality of slits include a primary slit covered by the first protective layer, and a secondary slit extending in the first protective layer.Type: GrantFiled: May 8, 2020Date of Patent: February 16, 2021Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Gwang Hyeon Park, Ji Sook Yoon, Ah Ra Cho
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Patent number: 10551365Abstract: The present invention relates to a probe device for analyzing physical properties of food, having a teeth form, and more specifically, to a probe device for analyzing physical properties of food, having a teeth form, capable of objectively analyzing various physical properties felt by a person when chewing food, selecting and using a probe corresponding to a molar, a front tooth or a canine tooth, allowing a vertical motion of a press to be interlocked with a motion of the jaw joint, and allowing chewing experiments similar to real chewing of the human body to be carried out by enabling smooth occlusion of the upper jaw and the lower jaw.Type: GrantFiled: February 19, 2018Date of Patent: February 4, 2020Assignee: KOREA FOOD RESEARCH INSTITUTEInventors: Dong June Park, Dong Man Kim, Chang Ho Lee, Yong Gi Chun, Ah Ra Cho, Kook Nam Pyun
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Publication number: 20190023816Abstract: The invention relates to: a hybrid supported metallocene catalyst includes at least one first metallocene compound among the compounds represented by chemical formula 1, at least one second metallocene compound among the compounds represented by chemical formula 2 and a cocatalyst compound; a method for preparing an ethylene-?-olefin copolymer, comprising polymerizing olefin monomers in the presence thereof; and an ethylene-?-olefin copolymer having improved melt strength.Type: ApplicationFiled: March 29, 2016Publication date: January 24, 2019Applicant: HANWHA CHEMICAL CORPORATIONInventors: Ah Ra Cho, Ah Reum Kim, Lan Hua Piao, Jun Ho Seo, Song Hee Yang, So Jung Lee, Yu Jeong Lim, Dong Wook Jeong, Seung Il Choi
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Patent number: 10126281Abstract: The present invention relates to a probe device for analyzing physical properties of food, having a teeth form, and more specifically, to a probe device for analyzing physical properties of food, having a teeth form, capable of objectively analyzing various physical properties felt by a person when chewing food, selecting and using a probe corresponding to a molar, a front tooth or a canine tooth, allowing a vertical motion of a press to be interlocked with a motion of the jaw joint, and allowing chewing experiments similar to real chewing of the human body to be carried out by enabling smooth occlusion of the upper jaw and the lower jaw.Type: GrantFiled: October 7, 2014Date of Patent: November 13, 2018Assignee: KOREA FOOD RESEARCH INSTITUTEInventors: Dong June Park, Dong Man Kim, Chang Ho Lee, Yong Gi Chun, Ah Ra Cho, Kook Nam Pyun
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Publication number: 20180188223Abstract: The present invention relates to a probe device for analyzing physical properties of food, having a teeth form, and more specifically, to a probe device for analyzing physical properties of food, having a teeth form, capable of objectively analyzing various physical properties felt by a person when chewing food, selecting and using a probe corresponding to a molar, a front tooth or a canine tooth, allowing a vertical motion of a press to be interlocked with a motion of the jaw joint, and allowing chewing experiments similar to real chewing of the human body to be carried out by enabling smooth occlusion of the upper jaw and the lower jaw.Type: ApplicationFiled: February 19, 2018Publication date: July 5, 2018Inventors: Dong June PARK, Dong Man KIM, Chang Ho LEE, Yong Gi CHUN, Ah Ra CHO, Kook Nam PYUN
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Publication number: 20160327537Abstract: The present invention relates to a probe device for analyzing physical properties of food, having a teeth form, and more specifically, to a probe device for analyzing physical properties of food, having a teeth form, capable of objectively analyzing various physical properties felt by a person when chewing food, selecting and using a probe corresponding to a molar, a front tooth or a canine tooth, allowing a vertical motion of a press to be interlocked with a motion of the jaw joint, and allowing chewing experiments similar to real chewing of the human body to be carried out by enabling smooth occlusion of the upper jaw and the lower jaw.Type: ApplicationFiled: October 7, 2014Publication date: November 10, 2016Inventors: Dong June Park, Dong Man Kim, Chang Ho Lee, Yong Gi Chun, Ah Ra Cho, Kook Nam Pyun
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Patent number: 9309328Abstract: Disclosed herein is a method of preparing a cationic dextrin, including: performing cationization reaction by adding a cationization agent to dextrin.Type: GrantFiled: September 6, 2013Date of Patent: April 12, 2016Assignee: University-Industry Cooperation Group of Kyung Hee UniversityInventors: Moo Yeol Baik, Ah Ra Cho, Byung Yong Kim
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Publication number: 20140343274Abstract: Disclosed herein is a method of preparing a cationic dextrin, including: performing cationization reaction by adding a cationization agent to dextrin.Type: ApplicationFiled: September 6, 2013Publication date: November 20, 2014Applicant: University-Industry Cooperation Group of Kyung Hee UniversityInventors: Moo Yeol Baik, Ah Ra Cho, Byung Yong Kim
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Patent number: D745534Type: GrantFiled: September 3, 2013Date of Patent: December 15, 2015Assignee: Microsoft CorporationInventor: Ah Ra Cho
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Patent number: D887071Type: GrantFiled: July 19, 2018Date of Patent: June 9, 2020Assignee: LG Display Co., Ltd.Inventors: Hye Cho Shin, Jeong Ho Son, Hyun Soo Chung, Ah Ra Cho, Chi Young Lee, Duck Su Oh, Sung Tae Lee, Ho Geol Lim
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Patent number: D930873Type: GrantFiled: July 19, 2018Date of Patent: September 14, 2021Assignee: LG DISPLAY CO., LTD.Inventors: Hye Cho Shin, Jeong Ho Son, Hyun Soo Chung, Ah Ra Cho, Chi Young Lee, Duck Su Oh, Sung Tae Lee, Ho Geol Lim