Patents by Inventor Won Ju
Won Ju 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: 11985846Abstract: A display device includes: a substrate; a display element on the substrate; a capping layer on the display element; and a thin film encapsulation layer on the capping layer, wherein the capping layer includes: a first capping layer on the display element; a second capping layer on the first capping layer, the second capping layer having a refractive index greater than that of the first capping layer; and a third capping layer on the second capping layer, the third capping layer having a refractive index smaller than that of the second capping layer, wherein the second capping layer has a thickness of 30 nanometers (nm) to 60 nm.Type: GrantFiled: April 9, 2021Date of Patent: May 14, 2024Assignee: Samsung Display Co., Ltd.Inventors: Dal Ho Kim, Hee Seong Jeong, Won Ju Kwon, Sun Hwa Kim, Hyang Ki Sung, Na Ri Heo, Sang Min Hong
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Patent number: 11984654Abstract: The present disclosure relates to an antenna element including: a dielectric layer; a radiation electrode arranged on an upper surface of the dielectric layer and including a first mesh structure; and a dummy electrode arranged on the upper surface of the dielectric layer and including a second mesh structure, in which at least one of the radiation electrode and the dummy electrode satisfies Equation 1, and an image display device including the same.Type: GrantFiled: February 18, 2022Date of Patent: May 14, 2024Assignee: DONGWOO FINE-CHEM CO., LTD.Inventors: Won-Hee Lee, Young-Ju Kim, In-Kak Song, So-Eun Jang
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Publication number: 20240150504Abstract: The present disclosure relates to a method of preparing a polymer, which includes: adding an alkyl-substituted aromatic vinyl-based monomer and a vinyl cyanide-based monomer to a reactor and initiating polymerization; and performing polymerization while continuously adding an alkyl-substituted aromatic vinyl-based monomer and a multifunctional initiator to the reactor, wherein the continuous addition of the alkyl-substituted aromatic vinyl-based monomer and the multifunctional initiator is initiated when a polymerization conversion rate is 10 to 30%, and the continuous addition of the alkyl-substituted aromatic vinyl-based monomer and the multifunctional initiator is terminated when a polymerization conversion rate is 70 to 80%.Type: ApplicationFiled: January 17, 2023Publication date: May 9, 2024Applicant: LG CHEM, LTD.Inventors: Sung Won HONG, Hyung Sub LEE, Dae Woo LEE, Woo Ri KIM, Min Cheol JU, Min Seung SHIN, In Soo KIM
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Publication number: 20240147677Abstract: A lower module of a power electronic device includes a lower module included in a power electronic device that is divided into an upper module and a lower module by an intermediate plate and comprises a blower fan to introduce air into the inner space of the lower module; a plurality of capacitors installed in a suspended form on the intermediate plate and spaced apart from the blower fan; a heat sink having a plurality of heat dissipation fins through which heat generated from a heating component disposed on the upper module is conducted, and disposed adjacent to the capacitors to cool the plurality of heat dissipation fins by air moved from the plurality of capacitors; a DC reactor cooled by the air moved from the heat dissipation fins; and a discharge plate having a vent hole to discharge the air moved from the DC reactor to the outside.Type: ApplicationFiled: December 3, 2021Publication date: May 2, 2024Inventors: Soo Yong HWANG, Kil Ju JUNG, Su Hyeong LEE, Won Suk CHOI, Kyu Hwa KIM
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Patent number: 11968312Abstract: Disclosed herein are an apparatus and method for processing vehicle data security based on a cloud.Type: GrantFiled: November 16, 2021Date of Patent: April 23, 2024Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Sang-Woo Lee, Dae-Won Kim, Jin-Yong Lee, Boo-Sun Jeon, Bo-Heung Chung, Hong-Il Ju, Joong-Yong Choi
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Publication number: 20240123507Abstract: A powder supply management system for a laser forming device, includes: a hopper for discharging powder; a main sampling unit which guides a portion of the powder discharged from the hopper to the laser forming device and guides the remaining powder to be discharged to another location; and a discharge monitoring unit which calculates an amount of the remaining powder separated in the main sampling unit.Type: ApplicationFiled: February 17, 2022Publication date: April 18, 2024Applicant: INSSTEK, INC.Inventors: Suk Hyun SEO, Won Hoe KIM, Seon Ju LEE
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Patent number: 11958396Abstract: A hidden type holder device includes: a stationary assembly, a movable assembly, and a first return spring, the movable assembly is accommodated in the stationary assembly and movable to the inside or outside of the stationary assembly, the movable assembly has a retractable holder assembly for accommodating an article, and two opposite end portions of the return spring are respectively mounted on the stationary assembly and the movable assembly.Type: GrantFiled: November 23, 2021Date of Patent: April 16, 2024Assignees: Hyundai Motor Company, Kia Corporation, Nifco Korea Inc., Seoyon E-Hwa Co., Ltd.Inventors: Chun Lei Sang, Cheng Kun Li, Won Young Bae, Bong Ju Choi, Dae Kyo Kim
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Patent number: 11951722Abstract: A display device includes a display panel comprises a display area and a non-display area surrounding the display area; a cover panel disposed on a rear surface of the display panel and comprising a front surface, a first side surface connected to the front surface and bent along a first bending line, a second side surface connected to the front surface and bent along a second bending line intersecting the first bending line, and a first corner located between the first side surface and the second side surface; and an alignment notch defined at the first corner of the cover panel.Type: GrantFiled: May 12, 2021Date of Patent: April 9, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Dae Hyun Hwang, Won Ju Kim, Do Hyung Ryu, Wu Hyeon Jung
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Publication number: 20240097466Abstract: Disclosed is a high voltage output device having a serial-parallel stack structure of capacitors. The high voltage output device includes a substrate includes a capacitor element and a pillar structure provided on an upper surface of the substrate. The substrate includes a first electrode and a second electrode, which have different potentials from each other. The capacitor element is connected to at least one of the first electrode and the second electrode.Type: ApplicationFiled: November 16, 2023Publication date: March 21, 2024Applicant: JEISYS MEDICAL INC.Inventors: Seung Wook LEE, Seung In KANG, Yeong Gi JEON, Si Youn KIM, Kyu Young SEO, Min Young KIM, Won Ju YI, Dong Hwan KANG
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Publication number: 20240093544Abstract: A device for preventing a human body from being jammed by using a change in capacitance, includes: a sensor unit which detects a change in capacitance corresponding to a gap between an external conductor pressed by a human body approaching a driven object and an internal conductor; a signal processing unit which compares a detection signal of the sensor unit with a reference value and outputs a jamming occurrence signal indicating the human body being jammed in the driven object; a motor driving unit which drives a motor to move the driven object; and a control unit which controls the motor driving unit to stop or move the driven object in the opposite direction when the jamming occurrence signal is received from the signal processing unit, thereby preventing a safety accident caused by the human body being jammed.Type: ApplicationFiled: August 26, 2021Publication date: March 21, 2024Applicant: VITONET AP CO., LTD.Inventors: Won Chul SONG, Young Pyo YOON, Young Ju JU, Moo Seoup YANG
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Patent number: 11935490Abstract: A display device includes a display panel including a gate line, a data line, and a pixel at a crossing region of the gate line and the data line, a timing controller configured to generate a gate driving control signal, a data driving control signal, and a power control signal based on a display period corresponding to a time interval of frames, a gate driver configured to provide a gate signal to the pixel through the gate line based on the gate driving control signal, a data driver configured to provide a data signal to the pixel through the data line based on the data driving control signal, and a power supply configured to generate a power voltage to drive the pixel, and configured to adjust the power voltage based on the power control signal during the display period.Type: GrantFiled: September 9, 2022Date of Patent: March 19, 2024Assignee: Samsung Display Co., Ltd.Inventors: Si-Beak Pyo, Won-Ju Shin, Kyung-Ho Hwang
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Publication number: 20240088432Abstract: An embodiment sulfur dioxide-based inorganic electrolyte is provided in which the sulfur dioxide-based inorganic electrolyte is represented by a chemical formula M·(A1·Cl(4-x)Fx)z·ySO2. In this formula, M is a first element selected from the group consisting of Li, Na, K, Ca, and Mg, A1 is a second element selected from the group consisting of Al, Fe, Ga, and Cu, x satisfies a first equation 0?x?4, y satisfies a second equation 0?y?6, and z satisfies a third equation 1?z?2.Type: ApplicationFiled: April 12, 2023Publication date: March 14, 2024Inventors: Kyu Ju Kwak, Won Keun Kim, Eun Ji Kwon, Samuel Seo, Yeon Jong Oh, Kyoung Han Ryu, Dong Hyun Lee, Han Su Kim, Ji Whan Lee, Seong Hoon Choi, Seung Do Mun
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Patent number: 11925059Abstract: An organic light emitting diode display device includes a substrate having an emitting area and a non-emitting area. An insulating layer is on the substrate, and the insulating layer includes a plurality of convex portions, a plurality of connecting portions and at least one wall in the emitting area. A height of the at least one wall is greater than a height of the plurality of convex portions. A first electrode is on the substream, emitting layer is on the first electrode, a second electrode is on the emitting layer. The first electrode, the emitting layer and the second electrode constitute a light emitting diode.Type: GrantFiled: June 30, 2020Date of Patent: March 5, 2024Assignee: LG Display Co., Ltd.Inventors: Hyun-Soo Lim, Kang-Ju Lee, Soo-Kang Kim, Won-Hoe Koo, Min-Geun Choi
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Publication number: 20240066555Abstract: Disclosed is an ultrasonic wave generating apparatus capable of adjusting a focus depth of ultrasonic waves including a handpiece, a cartridge housing separably mounted on the handpiece, an ultrasonic wave generating unit provided in the cartridge housing and including a transducer that generates ultrasonic waves, a movable shaft that is movable in an axial line direction and a vertical direction of the transducer, and a guide part provided in the cartridge housing, and that guides the ultrasonic wave generating unit such that the ultrasonic wave generating unit is movable in the vertical direction and an axial line direction of the movable shaft. The guide part includes a guide shaft passing through the ultrasonic wave generating unit.Type: ApplicationFiled: November 6, 2023Publication date: February 29, 2024Applicant: JEISYS MEDICAL INC.Inventors: Kyuntae KIM, Won Ju YI, Dong Hwan KANG
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Publication number: 20240050205Abstract: According to one embodiment of the present invention, there is provided a method for setting a customized tooth color, comprising: a first step of generating a patient's tooth color data; a second step of setting tooth color data for each section of artificial tooth based on the patient's tooth color data; a third step of performing an aesthetic prediction display based on the tooth color data for each section of artificial tooth, and correcting errors by comparing the artificial tooth displayed by the aesthetic prediction display with the patient's tooth color data; and a fourth step of determining artificial tooth color data by reflecting error correction.Type: ApplicationFiled: December 17, 2021Publication date: February 15, 2024Inventors: Hyungbum KIM, Kyunyeon KIM, Jinsoo AHN, Sung-won JU
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Publication number: 20240042243Abstract: Disclosed is an ultrasonic wave generating apparatus capable of adjusting a focusing depth of ultrasonic waves including a handpiece, a cartridge housing, an ultrasonic wave generating unit provided in the cartridge housing, connected to a movable shaft extending from the handpiece, and including a transducer that generates ultrasonic waves, a variable shaft connected to the ultrasonic wave generating unit and that is movable in an upward/downward direction of the transducer, and a manipulation part that moves the variable shaft in the upward/downward direction. The movable shaft is configured to be movable in an axial direction of the variable shaft. The ultrasonic wave generating apparatus may be moved in the upward/downward direction through manipulation of the manipulation part to be moved in the axial direction of the variable shaft after a target location in the upward/downward direction is determined.Type: ApplicationFiled: October 20, 2023Publication date: February 8, 2024Applicant: JEISYS MEDICAL INC.Inventors: Kyuntae KIM, Won Ju YI, Dong Hwan KANG
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Patent number: 11895875Abstract: A display device includes: a substrate including a curved portion and a flat portion; an insulating layer disposed on the substrate; a first organic light emitting diode disposed on the insulating layer and having a first projection; and a second organic light emitting diode having a second projection, wherein a light emission portion is disposed in the curved portion and the flat portion, the first projection overlaps the light emission portion disposed in the curved portion and is asymmetric in the light emission portion, and the second projection overlaps the light emission portion in the flat portion and is symmetric in the light emission portion.Type: GrantFiled: November 19, 2021Date of Patent: February 6, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Won Ju Kwon, Hee Seong Jeong
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Patent number: 11888283Abstract: A laser device for skin treatment includes: a laser generating unit including a diode laser for generating a pulse capable of being varied to a pulse width of 100 picoseconds (ps) to 2000 ps by a dedicated driver having a rising time of 100 ps or less and a pulse width adjustment unit for adjusting a width of the pulse generated by the diode laser, the laser generating unit configured to generate a single or a plurality of pulses; and a laser amplifying unit including a pumping lamp and a single or a plurality of amplification mediums having a rod structure for absorbing light energy from the pumping lamp, wherein, in the laser amplifying unit, a pulse supplied from the laser generating unit passes through at least one of the single or a plurality of amplification mediums a plurality of times inward from the outside and is gradually amplified.Type: GrantFiled: January 31, 2020Date of Patent: January 30, 2024Assignee: JEISYS MEDICAL INC.Inventors: Won Ju Yi, Min Young Kim, Joo Hee Cho, Myeong Wook Gu, Byoung Jin Ko, Seong Jun Kim, Dong Hwan Kang
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Publication number: 20240032201Abstract: A printed circuit board (PCB) includes a solder resist layer including at least one of an opening and a depression and a solder resist patch disposed in at least one of the opening and the depression to have an interface with the solder resist layer in at least one of the opening and the depression.Type: ApplicationFiled: January 27, 2023Publication date: January 25, 2024Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Do Jae Yoo, Yong Gil Namgung, Jong Hoon Shin, Won Ju Jang, Yun Hwan Kim
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Publication number: 20240003078Abstract: A coffee recycled vegan leather sheet and the method for manufacturing the coffee recycled vegan leather sheet may include: a coffee grounds powder manufacturing step of drying coffee grounds to remove moisture, and pulverizing a dried coffee grounds to produce micronized coffee grounds powder; a first mixing step of mixing the coffee grounds powder obtained from the coffee grounds powder manufacturing step and a shaving scrap and latex, which are usually used as raw materials for recycled leather, into a mixing tank, respectively, and a second mixing step of adding a fatliquoring agent and a dispersing agent for imparting flexibility to the mixture into the mixing tank for mixing; a coffee regenerated leather molding step of drying the mixture that has undergone the secondary mixing step and passing it between pressing rolls to compression-mold it into regenerated coffee leather.Type: ApplicationFiled: November 3, 2022Publication date: January 4, 2024Inventors: Ho Jin KIM, Won Ju KIM, Jung Kwang YOON, Jin Soo KANG