Patents by Inventor Chi-Young Lee
Chi-Young Lee 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: 12493012Abstract: A sensor device is adapted to detect glucose concentration in saliva of an object, and includes a conductive substrate, a polymer layer, and a carbon nanomaterial unit. The polymer layer is disposed on the conductive substrate and is made from conducting polymer. The carbon nanomaterial unit is disposed on the polymer layer and includes at least one carbon-nanotube layer. The saliva of the object is applied on the carbon nanomaterial unit and an enzyme is added to be mixed with the saliva to detect the glucose concentration in the saliva. A method for making the sensor device is also provided.Type: GrantFiled: September 8, 2022Date of Patent: December 9, 2025Assignee: National Tsing Hua UniversityInventors: Nyan-Hwa Tai, Chi-Young Lee, Guan-Kai Huang, Ching Chang, Shau-San Wu, Jin-Liang Chen, You-Ti Kuo
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Publication number: 20240350029Abstract: A non-invasive carbon dioxide sensor includes a conductive substrate, a electrical transmission layer, and a gas sensing layer. The conductive substrate includes a base and at least two electrode disposed on the base and spaced apart from each other. The electrical transmission layer is disposed on the conductive substrate, and includes a plurality of carbon nanotubes crossing one another and a plurality of metal oxide nanorods attached to the carbon nanotubes. The carbon nanotubes and the metal oxide nanorods together form a composite material having a hierarchical three-dimensional structure. The gas sensing layer is disposed on the electrical transmission layer and includes a polymer material that contains at least one amino functional group capable of reacting with carbon dioxide. A method for manufacturing a non-invasive carbon dioxide sensor is also provided.Type: ApplicationFiled: April 19, 2024Publication date: October 24, 2024Inventors: Nyan-Hwa TAI, Ya-Hsuan YANG, Ching CHANG, Chi-Young LEE, Diahn-Warng PERNG
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Patent number: 12050192Abstract: A gas sensing device includes a substrate, a conductive unit, and a sensing layer. The conductive unit is disposed on the substrate, and includes two electrodes. The sensing layer is disposed on the conductive unit, and is electrically connected with the electrodes. The sensing layer adapted to absorb carbon dioxide includes polyethyleneimine and polyethylene glycol. A detecting system including a testing device, an analyzing device and the aforementioned gas sensing device is also disclosed. The gas sensing device is detachably mounted to and is electrically connected to the testing device. Electrical property of the gas sensing device 100 changes when the gas sensing device 100 absorbs carbon dioxide.Type: GrantFiled: March 10, 2021Date of Patent: July 30, 2024Assignees: NATIONAL TSING HUA UNIVERSITY, TAIPEI VETERANS GENERAL HOSPITALInventors: Nyan-Hwa Tai, Chi-Young Lee, Ching Chang, Cheng-Chieh Lin, Tien-Wang Peng, Yi-Han Hsiao, Kang-Cheng Su, Hsin-Kuo Ko
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Publication number: 20230288363Abstract: A sensor device is adapted to detect glucose concentration in saliva of an object, and includes a conductive substrate, a polymer layer, and a carbon nanomaterial unit. The polymer layer is disposed on the conductive substrate and is made from conducting polymer. The carbon nanomaterial unit is disposed on the polymer layer and includes at least one carbon-nanotube layer. The saliva of the object is applied on the carbon nanomaterial unit and an enzyme is added to be mixed with the saliva to detect the glucose concentration in the saliva. A method for making the sensor device is also provided.Type: ApplicationFiled: September 8, 2022Publication date: September 14, 2023Applicant: National Tsing Hua UniversityInventors: Nyan-Hwa TAI, Chi-Young LEE, Guan-Kai HUANG, Ching CHANG, Shau-San WU, Jin-Liang CHEN, You-Ti KUO
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Publication number: 20230226497Abstract: A forward osmosis membrane having a low water resistance and an excellent mechanical strength includes a support unit and a selective layer. The support unit includes a plurality of nanostructures, and has opposite first and second surfaces which are defined by the nanostructures. Each of the nanostructures includes a carbon nanotube and a hydrophilic film coated around the carbon nanotube. The hydrophilic film includes a first hydrophilic polymeric material and a second hydrophilic polymeric material. The second hydrophilic polymeric materials of the nanostructures are cross-linked. The selective layer covers and contacts the first surface of the support unit.Type: ApplicationFiled: July 19, 2022Publication date: July 20, 2023Inventors: Nyan-Hwa TAI, Yen-Wen HUANG, Chi-Young LEE
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Publication number: 20220128503Abstract: A gas sensing device includes a substrate, a conductive unit, and a sensing layer. The conductive unit is disposed on the substrate, and includes two electrodes. The sensing layer is disposed on the conductive unit, and is electrically connected with the electrodes. The sensing layer adapted to absorb carbon dioxide includes polyethyleneimine and polyethylene glycol. A detecting system including a testing device, an analyzing device and the aforementioned gas sensing device is also disclosed. The gas sensing device is detachably mounted to and is electrically connected to the testing device. Electrical property of the gas sensing device 100 changes when the gas sensing device 100 absorbs carbon dioxide.Type: ApplicationFiled: March 10, 2021Publication date: April 28, 2022Applicant: National Tsing Hua UniversityInventors: Nyan-Hwa TAI, Chi-Young LEE, Ching CHANG, Cheng-Chieh LIN, Tien-Wang PENG, Yi-Han HSIAO, Kang-Cheng SU, Hsin-Kuo KO
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Publication number: 20220125349Abstract: A non-invasive sensing electrode for determining a concentration of glucose in a liquid sample includes a conductive substrate body, a composite layer disposed on the conductive substrate body, and a modifying layer disposed on the composite layer. The composite layer includes a plurality of carbon nanotubes randomly crossing one another, and a plurality of gold nanoparticles attached randomly to the carbon nanotubes. The modifying layer includes a plurality of reduced graphene oxide nanowebs separately attached to the composite layer.Type: ApplicationFiled: January 11, 2021Publication date: April 28, 2022Applicant: National Tsing Hua UniversityInventors: Nyan-Hwa TAI, Chi-Young LEE, Ching CHANG, Jia-Ying LIN, Shau-San WU, Jin-Liang CHEN, You-Ti KUO
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Patent number: 11148101Abstract: A forward osmosis membrane having a high chemical resistance includes a backing layer, a selective layer, and a hydrophilic support layer sandwiched between the backing layer and the selective layer. The hydrophilic support layer includes a plurality of nanostructures, each of which includes a carbon nanotube and a hydrophilic film coated around the carbon nanotube, and has an outer layer defined by the hydrophilic films of the nanostructures to prevent the selective layer from penetrating into the hydrophilic support layer.Type: GrantFiled: March 26, 2020Date of Patent: October 19, 2021Assignee: NATIONAL TSING HUA UNIVERSITYInventors: Nyan-Hwa Tai, Chi-Young Lee, Hsin-Hua Lee, Li-Han Chung, Guan-You Lin, Min-Chao Chang
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Publication number: 20210197132Abstract: A forward osmosis membrane having a high chemical resistance includes a backing layer, a selective layer, and a hydrophilic support layer sandwiched between the backing layer and the selective layer. The hydrophilic support layer includes a plurality of nanostructures, each of which includes a carbon nanotube and a hydrophilic film coated around the carbon nanotube, and has an outer layer defined by the hydrophilic films of the nanostructures to prevent the selective layer from penetrating into the hydrophilic support layer.Type: ApplicationFiled: March 26, 2020Publication date: July 1, 2021Inventors: Nyan-Hwa TAI, Chi-Young LEE, Hsin-Hua LEE, Li-Han CHUNG, Guan-You LIN, Min-Chao CHANG
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Patent number: 10651455Abstract: A rechargeable battery includes: a case accommodating an electrode assembly; a cap plate closing and sealing an opening of the case; an electrode terminal including a rivet terminal being coupled to the electrode assembly and extending through a terminal opening in the cap plate, and a plate terminal being at an outer surface of the cap plate and coupled to the rivet terminal; and an insulating member electrically insulating the electrode terminal from the cap plate, the insulating member including a first insulator and a second insulator. The first insulator being between the cap plate and the plate terminal at an outer periphery of the rivet terminal, and the second insulator being coupled to the first insulator at an outer periphery of the first insulator and between the cap plate and the plate terminal.Type: GrantFiled: October 23, 2015Date of Patent: May 12, 2020Assignee: Samsung SDI Co., Ltd.Inventors: Myung-Jae Jang, Chi-Young Lee, Sang-Won Byun
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Patent number: 10651454Abstract: A rechargeable battery includes an electrode assembly including first and second electrodes, a case in which the electrode assembly is accommodated, a cap plate combined to an opening of the case, the cap plate including a first terminal hole and a second terminal hole, a first electrode terminal passing through the first terminal hole of the cap plate and a second electrode terminal passing through the second terminal hole of the cap plate, and a lead tab connecting the electrode assembly to the second electrode terminal. The second electrode terminal includes a press-fit portion protruding therefrom, the press-fit portion being press-fitted to the second terminal hole of the cap plate.Type: GrantFiled: October 14, 2015Date of Patent: May 12, 2020Assignee: Samsung SDI Co., Ltd.Inventors: Myung-Jae Jang, Chi-Young Lee, Sang-Won Byun
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Patent number: 10587010Abstract: A rechargeable battery including: an electrode assembly including a first electrode, a second electrode, and a separator between the first electrode and the second electrode; a case accommodating the electrode assembly; a cap plate sealing an opening of the case; a first sub-terminal including a first portion and a second portion integrally formed with the first portion, the first portion being arranged at one end of the cap plate and the second portion being arranged at an outer surface of the case; and a second sub-terminal including a third portion and a fourth portion integrally formed with the third portion, the third portion being arranged at another end of the cap plate and the fourth portion being arranged at another outer surface of the case.Type: GrantFiled: May 17, 2016Date of Patent: March 10, 2020Assignee: Samsung SDI Co., Ltd.Inventors: Chi-Young Lee, Myung-Jae Jang, Sang-Won Byun
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Patent number: 10553836Abstract: A rechargeable battery includes an electrode assembly including a first electrode and a second electrode; a case receiving the electrode assembly; a cap plate coupled to the case and defining a terminal hole; a first electrode terminal at the cap plate; a second electrode terminal at the cap plate; a first current collecting tab electrically connecting the electrode assembly to the first electrode terminal; and a second current collecting tab electrically connecting the electrode assembly to the second electrode terminal, wherein at least one of the first electrode terminal or the second electrode terminal protrudes outside the cap plate as a rivet terminal.Type: GrantFiled: May 23, 2016Date of Patent: February 4, 2020Assignee: Samsung SDI Co., Ltd.Inventors: Chi-Young Lee, Myung-Jae Jang, Sang-Won Byun
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Patent number: 10374209Abstract: A rechargeable battery includes an electrode assembly having a first electrode and a second electrode on either side of a separator, a case accommodating the electrode assembly, a cap plate sealing the case and electrically connected to the second electrode, a first terminal electrically connected to the first electrode and located with a terminal hole of the cap plate, and a second terminal directly connected to the cap plate, wherein the second terminal includes a spacing part spaced from the cap plate and configured to be connected to a bus bar, and a connection part connected to the spacing part through a round part and connected to the cap plate, wherein a curvature radius of an outer surface of the round part is less than a first thickness of the connection part.Type: GrantFiled: October 9, 2015Date of Patent: August 6, 2019Assignee: Samsung SDI Co., Ltd.Inventors: Chi-Young Lee, Myung-Jae Jang
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Patent number: 10361421Abstract: A rechargeable battery includes: an electrode assembly having a first electrode and a second electrode; an electrode terminal electrically coupled to the electrode assembly; a case that receives the electrode assembly; a cap plate at an opening of the case that closes and seals the case, the cap plate having a vent hole to discharge an internal pressure of the case and having a vent plate that closes and seals the vent hole; and a short circuit member having one end electrically coupled to the electrode assembly and another end that extends along a direction toward the vent hole at the inside of the case. At least a portion of the short circuit member is modified to be drawn outside of the vent hole when the internal pressure is discharged.Type: GrantFiled: August 27, 2015Date of Patent: July 23, 2019Assignee: Samsung SDI Co., Ltd.Inventors: Chi-Young Lee, Myung-Jae Jang, Sang-Won Byun
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Patent number: 10256441Abstract: An exemplary embodiment provides a rechargeable battery including a case including an internal space and an opening and a cap plate coupled to the case to cover the opening. The cap plate may include a first portion having a first thickness, and a second portion continuously disposed along an edge of the cap plate and having a second thickness that is thicker than the first thickness.Type: GrantFiled: July 18, 2016Date of Patent: April 9, 2019Assignee: SAMSUNG SDI CO., LTD.Inventors: Chi-Young Lee, Myung-Jae Jang
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Patent number: 10236481Abstract: A rechargeable battery includes an electrode assembly including first and second electrodes; a case in which the electrode assembly is accommodated; a cap plate combined to the case; an electrode terminal provided in the cap plate and including first and second electrode terminals; and a lead tab including first and second current collecting tabs for electrically connecting the electrode assembly to the electrode terminal, wherein the second current collecting tab includes an electrode connecting portion that is connected to the electrode assembly, and a terminal connecting portion that is bent from the electrode connecting portion and electrically coupled to the cap plate.Type: GrantFiled: October 29, 2015Date of Patent: March 19, 2019Assignee: Samsung SDI Co., Ltd.Inventors: Myung-Jae Jang, Chi-Young Lee, Sang-Won Byun
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Patent number: 10205154Abstract: A rechargeable battery includes: an electrode assembly including a first electrode and a second electrode; a case accommodating the electrode assembly; a first terminal electrically coupled to the first electrode, and a second terminal electrically coupled to the second electrode; a cap plate combined to the case and having a short-circuit hole formed therein; a membrane fixed to the cap plate and arranged in the short-circuit hole, the membrane being deformable to short-circuit the first electrode and the second electrode; and a short-circuit protrusion electrically coupled to the second electrode and arranged above the membrane to protrude theretoward, the short-circuit protrusion being arranged toward a side from a center of the short-circuit hole.Type: GrantFiled: June 5, 2015Date of Patent: February 12, 2019Assignee: Samsung SDI Co., Ltd.Inventors: Sang-Won Byun, Seok-Yoon Yoo, Chi-Young Lee, Kwan-Hyung Lee
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Patent number: 10115940Abstract: A rechargeable battery includes a cap plate which closes and seals an opening of a case. The cap plate includes a welded portion, an adhesive portion, and a separated portion. The welded portion is welded to the opening of the case. The adhesive portion is recessed in the welded portion by a thickness of the case, and is thicker than the welded portion to protrude inward. A lateral surface contacts an inner surface of the opening. The separated portion is connected to the adhesive portion, is further recessed in a thickness direction of the case, and is separated from the inner surface of the opening.Type: GrantFiled: September 24, 2015Date of Patent: October 30, 2018Assignee: SAMSUNG SDI CO., LTD.Inventors: Chi-Young Lee, Myung-Jae Jang
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Publication number: 20180305218Abstract: Provided is an infrared radiation blocking material including a plurality of microspheres. The particle size of each of the microspheres is 1000 nm to 2600 nm. The microspheres have a light transmittance of at least 50% within the light wavelength range of 400 nm to 700 nm and have a blocking rate of greater than 40% within the light wavelength range of 700 nm to 1500 nm.Type: ApplicationFiled: March 6, 2018Publication date: October 25, 2018Applicant: National Tsing Hua UniversityInventors: Chi-Young Lee, Hsin-Tien Chiu, Min-Chiao Tsai, Chao-Wu Chu