Patents by Inventor In Yeong KANG
In Yeong KANG 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: 20190119627Abstract: Disclosed is a method for manufacturing a composite nanofiber support and a fish collagen/synthetic polymer nanofiber support manufactured by the method, wherein the method comprises: a first step for dissolving a synthetic polymer in an organic solvent; a second step for dissolving a fish collagen in water to prepare an aqueous fish collagen solution; a third step for adding the aqueous fish collagen solution prepared in the second step to the synthetic polymer solution prepared in the first step, followed by mixing; and a fourth step for electrospinning the mixture solution prepared in the third step to manufacture a nanofiber support.Type: ApplicationFiled: January 3, 2019Publication date: April 25, 2019Applicant: PUSAN NATIONAL UNIVERSITY INDUSTRY-UNIVERSITY COOPERATION FOUNDATIONInventors: Sik YOON, Jong-Young KWAK, Song-Wan JIN, Young Hun JEONG, Chang Gun KIM, Da Jeong CHOI, Hae Yeong KANG, Subhan FAZLI, Muhamad IKRAM
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Patent number: 10227560Abstract: Disclosed is a method for manufacturing a composite nanofiber support and a fish collagen/synthetic polymer nanofiber support manufactured by the method, wherein the method comprises: a first step for dissolving a synthetic polymer in an organic solvent; a second step for dissolving a fish collagen in water to prepare an aqueous fish collagen solution; a third step for adding the aqueous fish collagen solution prepared in the second step to the synthetic polymer solution prepared in the first step, followed by mixing; and a fourth step for electrospinning the mixture solution prepared in the third step to manufacture a nanofiber support.Type: GrantFiled: July 16, 2015Date of Patent: March 12, 2019Assignee: PUSAN NATIONAL UNIVERSITY INDUSTRY-UNIVERSITY COOPERATION FOUNDATIONInventors: Sik Yoon, Jong-Young Kwak, Song-Wan Jin, Young Hun Jeong, Chang Gun Kim, Da Jeong Choi, Hae Yeong Kang, Subhan Fazli, Muhamad Ikram
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Publication number: 20180212219Abstract: The present invention relates to a porous heat-resistant layer composition for a separation membrane for a battery, comprising: a crosslinkable binder selected from monomeric oligomers, polymers or mixtures thereof having at least one functional group; an inorganic particle surface-treated with a functional group capable of reacting with the crosslinkable binder; a polymerization initiator; and a solvent. Also, the present invention relates to a separation membrane and a lithium secondary battery comprising the same, the separation membrane comprising a porous substrate and a porous heat-resistant layer formed on one or both surfaces of the substrate, wherein the porous heat-resistant layer comprises a crosslinked structure binder and an inorganic particle, and the inorganic particle is surface-treated with a functional group and reacted with the crosslinked structure binder.Type: ApplicationFiled: April 22, 2016Publication date: July 26, 2018Inventors: Yang Seob KIM, Se Yeong KANG, Dae Gyu LEE, Im Hyuck BAE
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Publication number: 20180031967Abstract: A photoacid generator (PAG) and a photoresist composition, the PAG being represented by the following Chemical Formula (I): wherein, in Chemical Formula (I), L is sulfur (S) or iodine (I), R3 being omitted when L is I; R1, R2, and R3 are each independently a C1 to C10 alkyl, alkenyl, alkynyl, or alkoxy group that is unsubstituted or substituted with a heteroatom such that the heteroatom is pendant or is between the group and L, or a C6 to C18 aryl, arylalkyl, or alkylaryl group that is unsubstituted or substituted with a heteroatom such that the heteroatom is pendant or is between the group and L; AL is an acid-labile group; m is 1 to 4; and M is a C1 to C30 hydrocarbon group that is unsubstituted or substituted with a heteroatom such that the heteroatom is pendant or is between the group and a sulfur atom.Type: ApplicationFiled: July 28, 2017Publication date: February 1, 2018Inventors: Suk-koo HONG, Kyoung-yong CHO, Hyo-sung LEE, Gum-hye JEON, Mi-yeong KANG, Gun-woo PARK
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Patent number: 9775204Abstract: The light-emitting module according to one embodiment comprises first to Nth light-emitting element packages (wherein N is a positive integer greater than or equal to 1), which are connected in series to one another, and a current level regulator for regulating the level of current flowing through the Nth light-emitting element package. Each of the first to Nth light-emitting element packages comprises a light-emitting cell comprising a plurality of sub-cells, which comprise at least one light-emitting element and are connected in series or parallel to one another, and a flicker control unit, which is connected between the plurality of sub-cells and selectively forms the path of current flowing through the light-emitting cell according to the level of an external driving voltage. At least one of the first to Nth light-emitting element packages further comprises a first current control resistor connected to the output of the light-emitting cell.Type: GrantFiled: March 23, 2015Date of Patent: September 26, 2017Assignee: LG INNOTEK CO., LTD.Inventors: Il Yeong Kang, Sang Hoon Lee, Jong Won Jeon, Keun Tak Joo, Tae Young Choi
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Publication number: 20170204365Abstract: Disclosed is a method for manufacturing a composite nanofiber support and a fish collagen/synthetic polymer nanofiber support manufactured by the method, wherein the method comprises: a first step for dissolving a synthetic polymer in an organic solvent; a second step for dissolving a fish collagen in water to prepare an aqueous fish collagen solution; a third step for adding the aqueous fish collagen solution prepared in the second step to the synthetic polymer solution prepared in the first step, followed by mixing; and a fourth step for electrospinning the mixture solution prepared in the third step to manufacture a nanofiber support.Type: ApplicationFiled: July 16, 2015Publication date: July 20, 2017Applicant: PUSAN NATIONAL UNIVERSITY INDUSTRY-UNIVERSITY COOPERATION FOUNDATIONInventors: Sik YOON, Jong-Young KWAK, Song-Wan JIN, Young Hun JEONG, Chang Gun KIM, Da Jeong CHOI, Hae Yeong KANG, Subhan FAZLI, Muhamad IKRAM
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Publication number: 20170155097Abstract: A secondary battery includes an electrode assembly including an electrode tab with a buffer, a case to accommodate the electrode assembly, and an insulator between the electrode assembly and the case.Type: ApplicationFiled: November 29, 2016Publication date: June 1, 2017Inventors: Seon Yeong KANG, Jang Ho YOON
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Publication number: 20170127486Abstract: The light-emitting module according to one embodiment comprises first to Nth light-emitting element packages (wherein N is a positive integer greater than or equal to 1), which are connected in series to one another, and a current level regulator for regulating the level of current flowing through the Nth light-emitting element package. Each of the first to Nth light-emitting element packages comprises a light-emitting cell comprising a plurality of sub-cells, which comprise at least one light-emitting element and are connected in series or parallel to one another, and a flicker control unit, which is connected between the plurality of sub-cells and selectively forms the path or current flowing through the light-emitting cell according to the level of an external driving voltage. At least one of the first to Nth light-emitting element packages further comprises a first current control resistor connected to the output of the light-emitting cell.Type: ApplicationFiled: March 23, 2015Publication date: May 4, 2017Applicant: LG INNOTEK CO., LTD.Inventors: Il Yeong KANG, Sang Hoon LEE, Jong Won JEON, Keun Tak JOO, Tae Young CHOI
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Patent number: 9620821Abstract: A rechargeable lithium battery includes an electrode assembly including a positive electrode, a first separator, a negative electrode, and a second separator that are sequentially stacked. The first separator includes a first substrate including a first side facing the positive electrode and a second side facing the negative electrode. The second separator includes a second substrate including a third side facing the negative electrode and a fourth side facing the positive electrode. At least one of the first side to the fourth side includes an organic layer including an organic material, and at least one of the second side or the third side includes an inorganic layer including an inorganic material.Type: GrantFiled: December 5, 2013Date of Patent: April 11, 2017Assignee: Samsung SDI Co., Ltd.Inventor: Seon-Yeong Kang
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Patent number: 9622309Abstract: A light emitting module includes a plurality of light emitting device packages configured to be sequentially turned on or off according to the level of external drive voltage and connected to one another in series. Each of the plurality of light emitting device packages includes a light emitting cell having at least one light emitting device, and an on/off controller configured to control to turn the light emitting cell on or off.Type: GrantFiled: February 4, 2016Date of Patent: April 11, 2017Assignee: LG INNOTEK CO., LTD.Inventors: Il Yeong Kang, Ki Soo Kwon, Sang Hoon Lee, Keun Tak Joo, Tae Young Choi
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Patent number: 9563008Abstract: A lighting module includes: a case having a main base a first and a second extension parts extending from both sides of the main base in perpendicular direction to the surface of the main base, and a first and a second auxiliary bases extending from the first and the second extension parts respectively toward the center of the main base; a substrate seated in a cavity formed by structurally connecting the main base, the first and the second extension parts and the first and the second auxiliary bases; a plurality of light emitting devices disposed on one side of the substrate in the longitudinal direction of the substrate; and a driving driver disposed on the other side of the substrate, wherein at least one of the first and the second extension parts has an opening such that the driving driver is inserted into the first and the second extension parts.Type: GrantFiled: May 7, 2014Date of Patent: February 7, 2017Assignee: LG INNOTEK CO., LTD.Inventors: Han Gyoul Kim, Hwa Young Kim, Il Yeong Kang, Hyun Ha Shin, Sang Hoon Lee, Jin Wook Kim, Ji Hoo Kim, Jae Myeong Noh
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Publication number: 20170022342Abstract: The present invention relates to a gas barrier film and a manufacturing method therefor, the gas barrier film comprising: a base; and a barrier layer formed on one surface of the base, wherein the barrier layer has a nitrogen (N) atomic percent of about 1% to about 6%. The gas barrier film, according to the present invention, has an excellent gas barrier property, scratch resistant property, flexibility, transparency and crack prevention effect, and the method for manufacturing the same can be performed by non-vacuum wet coating, and thus a manufacturing time is short, and process performance is excellent.Type: ApplicationFiled: November 10, 2014Publication date: January 26, 2017Inventors: Byung Soo KIM, Se Yeong KANG, Joong In KIM, Dae Gyu LEE, Woo Suk CHOI
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Patent number: 9546761Abstract: Disclosed is an LED lighting device which is easily assembled and disassembled and has a stable assemblability without structural shaking. The LED lighting device is able to improve a heat radiating characteristic and optical efficiency. The LED lighting device comprises a light guide plate comprising a top surface; an upper case comprising a base disposed on the top surface of the light guide plate, and an edge extending from the base, wherein the base is thicker than the edge; a lower case comprising a body coupled to the edge of the upper case; a reflective sheet disposed between the top surface of the light guide plate and the base of the upper case; and a light source unit disposed between the light guide plate and the body of the lower case.Type: GrantFiled: July 31, 2014Date of Patent: January 17, 2017Assignee: LG INNOTEK CO., LTD.Inventors: Han Gyoul Kim, Hwa Young Kim, Il Yeong Kang, Jin Wook Kim
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Patent number: 9544974Abstract: A light emitting module includes a body, first to Mth (wherein, M is an integer of 2 or greater) light emitting devices provided on the body to be spaced apart from each other, and a turn-on controller controlling the first to Mth light emitting devices to turn on. An mth (1?m?M) light emitting device among the first to Mth light emitting devices comprises first to Nth (wherein, N is an integer of 2 or greater) light emitting cells connected to each other in series. An nth (1?n?N) light emitting cell among the first to Nth light emitting cells includes at least one light emitting structure, and the turn-on controller simultaneously turns on or turns off the nth light emitting cells of the first to Mth light emitting devices.Type: GrantFiled: January 2, 2014Date of Patent: January 10, 2017Assignee: LG INNOTEK CO., LTD.Inventors: Il Yeong Kang, Sang Hoon Lee, Keun Tak Joo, Tae Young Choi
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Publication number: 20160183336Abstract: A light emitting module includes a plurality of light emitting device packages configured to be sequentially turned on or off according to the level of external drive voltage and connected to one another in series. Each of the plurality of light emitting device packages includes a light emitting cell having at least one light emitting device, and an on/off controller configured to control to turn the light emitting cell on or off.Type: ApplicationFiled: February 4, 2016Publication date: June 23, 2016Inventors: Il Yeong KANG, Ki Soo KWON, Sang Hoon LEE, Keun Tak JOO, Tae Young CHOI
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Patent number: 9307596Abstract: A light emitting module includes a plurality of light emitting device packages configured to be sequentially turned on or off according to the level of external drive voltage and connected to one another in series. Each of the plurality of light emitting device packages includes a light emitting cell having at least one light emitting device, and an on/off controller configured to control to turn the light emitting cell on or off.Type: GrantFiled: February 3, 2014Date of Patent: April 5, 2016Assignee: LG INNOTEK CO., LTD.Inventors: Il Yeong Kang, Ki Soo Kwon, Sang Hoon Lee, Keun Tak Joo, Tae Young Choi
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Patent number: 9263194Abstract: Disclosed are a porphyrin-peptoid conjugate and a method for preparing the same. The porphyrin-peptoid conjugate according to the present disclosure has porphyrins arranged face-to-face on a helical peptoid. The porphyrin-peptoid conjugate according to the present disclosure is a new-concept photosensitizing dye material wherein the distance, arrangement and number of porphyrins are controllable. Since the porphyrin-peptoid conjugate is monodisperse and has a precisely defined structure, selective decoration of dyes is easy and dyes can be arranged on the peptoid helix sequence and space specifically. Accordingly, a new high-efficiency photosensitizing dye molecule system having wide absorption spectrum including the visible and near-infrared range and high absorption coefficient can be prepared.Type: GrantFiled: March 6, 2014Date of Patent: February 16, 2016Assignee: GWANGJU INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Jiwon Seo, Bo Yeong Kang
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Publication number: 20150331153Abstract: The present invention relates to a gas barrier film including: an inorganic layer which contains oxygen atoms; and an organic-inorganic mixed layer which contains silica (SiO2) formed on one surface of the inorganic layer. The inorganic layer has a first area that is adjacent to the organic-inorganic mixed layer; and a second area that is present below the first area in the thickness direction of the inorganic layer. The number of the oxygen (O) atoms in the first area is greater than the number of the oxygen atoms in the second area which is equal in volume to the first area. The gas barrier film is excellent in terms of gas barrier properties, flexibility, transparency, and crack prevention. In addition, the gas barrier film enables non-vacuum wet coating and is thus advantageous in shortening the manufacturing time.Type: ApplicationFiled: December 20, 2013Publication date: November 19, 2015Inventors: Se Yeong KANG, Dae Gyu LEE, Byung Soo KIM, Eun Hwa LEE, Taek Soo KWAK, Sung Kook KIM
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Patent number: 9089015Abstract: Embodiments provide a light emitting module including a body, a plurality of light emitting devices disposed on the body, and a turn-on controller configured to control turn-on of the plurality of light emitting devices. At least some neighboring light emitting devices among the plurality of light emitting devices are spaced apart from one another by different distances.Type: GrantFiled: October 23, 2013Date of Patent: July 21, 2015Assignee: LG INNOTEK CO., LTD.Inventors: Il Yeong Kang, Ki Soo Kwon, Keun Tak Joo, Tae Young Choi
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Patent number: 9058891Abstract: An EEPROM cell is provided which includes a control gate; a tunneling plate; a floating plate configured to form a capacitor area with the control plate and the tunneling plate; an inverter configured to sense a voltage level of the floating plate; a first transfer gate connected with the tunneling plate and configured to transfer an operating voltage selectively applied from first and second bit lines to the tunneling plate; a protection circuit connected with the inverter and configured to float the inverter at non-read or write/erase operations of an adjacent EEPROM cell; and a second transfer gate configured to transfer an output voltage of the inverter. This configuration is enable to use all the same gate oxide (i.e. 26 ?) and ultra low operation voltages (i.e. ±2V) in EEPROM cell.Type: GrantFiled: August 9, 2013Date of Patent: June 16, 2015Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventor: Jin-Yeong Kang