Patents by Inventor Ju-Hyun Park

Ju-Hyun Park 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).

  • Patent number: 10611724
    Abstract: Provided is a method capable of preparing high-purity aliphatic isocyanate, particularly, xylylene isocyanate in a high yield in a simple manner without an additional separate process, wherein when aliphatic isocyanate is prepared using phosgene, a side-reaction inhibitor capable of inhibiting side-reactions is introduced during phosgenation.
    Type: Grant
    Filed: December 6, 2017
    Date of Patent: April 7, 2020
    Assignee: HANWHA CHEMICAL CORPORATION
    Inventors: Ju Young Park, Cho Hee Ahn, Seung Won Chae, Jeon Sik Kim, Sang Hyun Cho
  • Publication number: 20200101868
    Abstract: A device for swiveling and tilting a vehicle seat is provided. The device performs a swiveling operation to enable the vehicle seat to be rotated in a desired direction using a motor driving force and a gear/screw operating mechanism associated with the motor driving force. The device also performs a tilting operation to enable the vehicle seat to be tilted backwards by a desired angle using the motor driving force and a lead screw/link operating mechanism associated with the motor driving force.
    Type: Application
    Filed: December 6, 2018
    Publication date: April 2, 2020
    Inventors: Seung Hyun Kim, Seong Mun Yun, Hyun Kyu Moon, Ju Yeol Kong, Seon Chae Na, Hyung Jin Park, So Young Yoo, Sung Hak Hong, Chan Ho Jung, Mu Young Kim
  • Publication number: 20200102268
    Abstract: Provided is a method capable of preparing high-purity aliphatic isocyanate, particularly, xylylene isocyanate in a high yield in a simple manner without an additional separate process, wherein when aliphatic isocyanate is prepared using phosgene, a side-reaction inhibitor capable of inhibiting side-reactions is introduced during phosgenation.
    Type: Application
    Filed: December 6, 2017
    Publication date: April 2, 2020
    Inventors: Ju Young PARK, Cho Hee AHN, Seung Won CHAE, Jeon Sik KIM, Sang Hyun CHO
  • Patent number: 10599304
    Abstract: The present invention provides a content player allowing a user to select content to view using a viewing history of content viewed by another user. The content player performs a content playing process in response to a user instruction. The content player acquires viewing history information about content viewed by a related user related to the user with a content player different from the content player. The content player presents, to the user, the acquired viewing history information. The content player performs, if the user selects the presented viewing history information, a playing process of content indicated by the selected viewing history information.
    Type: Grant
    Filed: April 10, 2012
    Date of Patent: March 24, 2020
    Assignee: SONY INTERACTIVE ENTERTAINMENT INC.
    Inventors: Hisayuki Kunigita, Seung-Hyun Lee, Jae-Hyun Park, Ju-Yeong Ji
  • Publication number: 20200076125
    Abstract: A connector according to an embodiment is provided. The connector may include: a body in which at least one terminal is inserted; a bridge formed on a first side of the body; a latch connected to a second side of the body and extending toward the bridge; and at least one connection rib having a first end connected to an inner side of the bridge and a second end connected to an outer side of the latch.
    Type: Application
    Filed: August 27, 2019
    Publication date: March 5, 2020
    Inventors: Jae-Sang Lim, Jae-Yup Jung, Ju Won Seo, Joo Hyun Park, Gert Droesbeke
  • Patent number: 10577517
    Abstract: A high-solid coating composition may include about 70 wt % to about 80 wt % of an acrylic resin; and about 15 wt % to about 21 wt % of a solvent, wherein a content of non-volatile components (NVs) is about 55 wt % to about 60 wt %, a solid by volume ratio (SVR) is about 50% to about 55%, and a combination factor (CF) value being an appearance evaluation index is about 78% or more.
    Type: Grant
    Filed: December 8, 2017
    Date of Patent: March 3, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation, Hyundai Mobis Co., Ltd.
    Inventors: Hee Joon Lee, Ki Wan Park, Young Ho Choi, Jong Yang Park, Ju Hyun Kim, Chang Myung Song, Jung Hwan Lee
  • Patent number: 10569260
    Abstract: The present invention relates to a method for preparing a catalyst and a method for preparing unsaturated carboxylic acid using the catalyst prepared according to the preparation method. According to the method for preparing a catalyst, unsaturated carboxylic acid can be provided from an unsaturated aldehyde with a high conversion rate and selectivity.
    Type: Grant
    Filed: October 25, 2017
    Date of Patent: February 25, 2020
    Assignee: LG CHEM, LTD.
    Inventors: Byung Yul Choi, Young Hyun Choe, Duk Ki Kim, Hyun Jong Shin, Ju Yeon Park, Hyun Sub Lim, Hyo Sang You
  • Publication number: 20200056008
    Abstract: A foaming resin composition of the present invention contains an aromatic vinyl-based resin and zinc oxide, wherein the size ratio (B/A), in which peak A is a 370 nm to 390 nm region and peak B is a 450 nm to 600 nm region, of zinc oxide is approximately 0.01 to approximately 1 when photoluminescence is measured, and the BET surface area thereof is approximately 1 m2/g to approximately 10 m2/g.
    Type: Application
    Filed: November 30, 2017
    Publication date: February 20, 2020
    Inventors: Ju Sung KIM, You Hyun KIM, Yoen Kyoung KIM, Kang Yeol PARK, Seung Yong BAE, Bong Jae JEONG
  • Publication number: 20200033852
    Abstract: The present invention relates to an electronic device for controlling an unmanned aerial vehicle and a control method therefor. The electronic device for controlling an unmanned aerial vehicle according to the present invention comprises: a first sensor for sensing a first direction; a second sensor for sensing a second direction opposite to the first direction; and a processor electrically connected to the first sensor and the second sensor, wherein the processor may be configured to: determine whether the unmanned aerial vehicle is located in a first environment on the basis of at least one sensing data obtained by the first sensor; control sensing operations of the first sensor and the second sensor according to the determination result; and control motion of the unmanned aerial vehicle on the basis of at least one sensing data obtained by the first sensor and the second sensor.
    Type: Application
    Filed: December 8, 2017
    Publication date: January 30, 2020
    Inventors: Chan-Woo PARK, Sung-Jun KIM, Ju-Yeoung KIM, Bo-Ram NAMGOONG, Ji-Hyun PARK, Jung-Ho AHN, Euy-Beom LEE, Man-Su HAN, Kyung-Hee LEE, Ju-Yeong LEE
  • Publication number: 20200026134
    Abstract: A display device may include a first base, a metal oxide layer overlapping a face of the first base, and a conductive metal layer directly contacting the metal oxide layer. The metal oxide layer may include molybdenum oxide. A side of the metal oxide layer may be oriented at a first angle relative to the face of the first base. A side of the conductive metal layer may be oriented at a second angle relative to the face of the first base. A size of the second angle may be in a range of 30° to 75°.
    Type: Application
    Filed: February 14, 2019
    Publication date: January 23, 2020
    Inventors: Ju Hyun LEE, Gyung Min BAEK, Hyun Eok SHIN, Hong Sick PARK, Sang Won SHIN
  • Publication number: 20200029172
    Abstract: A movable electronic device includes at least one camera module, a driving module configured to support movement on a specified path of the electronic device, and a processor electrically connected to the camera module and the driving module. The processor is configured to control the electronic device to perform capture while moving on a specified first path and to set the first path to a second path based on state information about at least one Internet of Things (IoT) device obtained based on a capture image on the first path.
    Type: Application
    Filed: October 11, 2017
    Publication date: January 23, 2020
    Inventors: Hyung Woo KIM, Ja Min GOO, Ji Hyun PARK, Seung Hyuk YU, Dong Kyu LEE, Jin Hong JEONG, Kyung Hee LEE, Ju Yeong LEE
  • Publication number: 20200017705
    Abstract: Disclosed is a coating material for a coating layer of an injection mold, the coating material including 100 parts by weight of a resin composition and about 30 to 40 parts by weight of a curing agent. The resin composition includes an amount of about 40 to 50 wt % of a first acrylic resin, an amount of about 5 to 15 wt % of a second acrylic resin having a weight average molecular weight less than a weight average molecular weight of the first acrylic resin, an amount of about 10 to 15 wt % of a carbon component, an amount of about 0.5 to 2 wt % of a matting agent, an amount of about 0.1 to 0.3 wt % of a catalyst and an amount of about 20 to 35 wt % of a solvent, all the wt % are based on the total weight of the resin composition.
    Type: Application
    Filed: November 5, 2018
    Publication date: January 16, 2020
    Inventors: Kyeong Hoon Jang, In Soo Han, Dae Sik Kim, Jae Hyun An, Seul Yi, Ik Jin Jung, Ju Seong Park, Soon Joon Jung, Seung Sik Han, Jae Beom Ahn, Yong Chul Lee, Kie Moon Sung, Soon Gi Kim, Hak Soon Choi
  • Patent number: 10522216
    Abstract: Disclosed is a static random access memory including an assist circuit. More particularly, a static random access memory according to an embodiment of the present disclosure may include a bit cell part including at least one bit cell connected between a first ground voltage node and a second ground voltage node; and a controller including a first transistor configured to control connection between the first ground voltage node and the second ground voltage node, a second transistor configured to float a first ground voltage of the first ground voltage node, and a third transistor configured to float a second ground voltage of the second ground voltage node, wherein the controller controls the first and second ground voltages supplied to the bit cell part using the first, second, and third transistors.
    Type: Grant
    Filed: July 18, 2018
    Date of Patent: December 31, 2019
    Assignee: INDUSTRY-ACADEMIC COOPERATION FOUNDATION, YONSEI UNIVERSITY
    Inventors: Seong Ook Jung, Se Hyuk Oh, Han Wool Jeong, Ju Hyun Park
  • Publication number: 20190390389
    Abstract: A dynamic imbalance detection system capable of whether a washing machine is in a dynamically imbalanced position by using big data and executing an AI algorithm or a machine learning algorithm in a 5G communications network environment built for IoT. The system includes a washing machine and a server communicating with the washing machine. The washing machine includes a vibration sensor attached to a washing machine cabinet and a controller receiving a vibration signal detected by the vibration sensor during the operation of the washing machine and processing the vibration signal into vibration data. The server receives the vibration data from the controller and trains a machine learning algorithm on a training dataset that is obtained by processing one or more features among a displacement magnitude, a displacement ratio, and a displacement phase, and determines result values of dynamic balance and dynamic imbalance labeled with the one or more features.
    Type: Application
    Filed: September 5, 2019
    Publication date: December 26, 2019
    Applicant: LG ELECTRONICS INC.
    Inventors: Ju Hyoung Lee, Bon Kwon Koo, Sang Hyun Lee, Hyun Ji Park
  • Patent number: 10505077
    Abstract: A light emitting element according to an embodiment of the present invention comprises a first conductive-type semiconductor layer including a contact region on the lower surface thereof, a light emitting structure which includes a mesa including a second conductive-type semiconductor layer and an active layer, a second electrode, a first insulation layer, an electrode cover layer, a first electrode, a second insulation layer, and a support structure. In addition, the mesa may include a body part and a plurality of protrusion parts protruding from the body part, the contact region may be disposed between the protrusion parts, and a part of the contact region may overlap with a second metal bulk in the vertical direction. Accordingly, current spreading efficiency can be improved, and thus luminance efficiency can be more improved.
    Type: Grant
    Filed: December 19, 2018
    Date of Patent: December 10, 2019
    Assignee: SEOUL VIOSYS CO., LTD.
    Inventors: Jong Hyeon Chae, Chang Yeon Kim, Joon Sup Lee, Dae Woong Suh, Won Young Roh, Ju Yong Park, Seung Hyun Kim
  • Publication number: 20190356446
    Abstract: The present invention relates to an uplink control information transmission method and device which can improve channel estimation performance of a base station. A terminal operation method for transmitting uplink control information to a base station, according to an embodiment of the present invention, comprises the steps of: receiving, from the base station, resource location information for transmission of a UCI channel; mapping UCI to at least one symbol on the basis of the resource location information, and mapping a reference signal in consideration of frequency selectivity characteristics and time selectivity characteristics of a wireless channel; and transmitting, to the base station, a subframe including the at least one symbol.
    Type: Application
    Filed: January 4, 2018
    Publication date: November 21, 2019
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Cheul Soon KIM, Jun Hwan LEE, Jung Hoon LEE, Ji Hyung KIM, Sung Hyun MOON, Ju Ho PARK, Tae Joong KIM, Min Hyun KIM
  • Patent number: 10455068
    Abstract: An electronic device includes a display, a vibration element positioned under the display, a microphone, and a processor electrically connected to the display, the vibration element, and the microphone. The processor is configured to allow the vibration element to vibrate the display such that the display outputs a first signal having a first waveform. The electronic device obtains a second signal having a second waveform through the microphone in response to the output of the first signal. In addition, the processor controls the display based on a result of comparing the first waveform and the second waveform.
    Type: Grant
    Filed: August 16, 2017
    Date of Patent: October 22, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Je Heon Park, Yong Jun Son, Soo Pyoung Park, Ji Hyun Park, Ju Yeong Lee
  • Publication number: 20190306889
    Abstract: An operation method for a communication node transmitting system information in a communication network is an operation method for a base station which transmits system information in a communication network, and includes: configuring information on a request time when system information is requested and a transmission time when the system information is transmitted in a communication network; transmitting a message including the configured information on the request time and the transmission time by using a broadcast-based method; receiving, from at least one user equipment included in the communication network, a message requesting the system information on the basis of the request time; and transmitting a message including the system information to the at least one user equipment on the basis of the transmission time.
    Type: Application
    Filed: December 21, 2017
    Publication date: October 3, 2019
    Inventors: Jung Hoon LEE, Min Hyun KIM, Ji Hyung KIM, Cheul Soon KIM, Sung Hyun MOON, Ju Ho PARK, Jun Hwan LEE
  • Patent number: 10426864
    Abstract: A storage apparatus according to an embodiment may include a body having a storage space of storage products and an air purifying module coupled to the body. The air purifying module may include a light emitting diode part disposed along a passage of air to provide ultraviolet light, and a filter part disposed adjacent to the light emitting diode part.
    Type: Grant
    Filed: August 23, 2017
    Date of Patent: October 1, 2019
    Assignee: SEOUL VIOSYS CO., LTD.
    Inventors: Jung Yeol Park, Young Hwan Son, Seong Min Lee, Jae Seon Yi, Jong Hyun Koo, Sang Hee Cho, Ju Won Yoo, Sung Lim Cho, Jong Rack Kim
  • Patent number: 10408800
    Abstract: The present invention relates to a real-time automatic analysis device for an organic contaminant in water, the device having: an analysis apparatus comprising a solid phase micro-extraction device and a gas chromatography/mass spectrometry analysis device that have been traditionally used; a heating block; a sample bottle; a discharge unit; and a control unit. While using an analysis apparatus, being traditionally used, as it is, the real-time automatic analysis device for an organic contaminant in water accurately and quickly identifies a point of generation of a high-concentration organic contaminant by supplying a sample consecutively and in real time, takes follow-up measures, and easily performs a sensory analysis as well as a chemical analysis.
    Type: Grant
    Filed: September 23, 2015
    Date of Patent: September 10, 2019
    Assignee: REPUBLIC OF KOREA (MINISTRY OFENVIRONMENT, NATIONAL INSTITUTE OF ENVIRONMENTAL RESEARCH)
    Inventors: In-Cheol Choi, Hyen-Mi Chung, Ju-Hyun Park, Oh-Sang Kwon, Yu-Jeong Huh, Kyung-Hee An