Patents by Inventor Joon-hwan Kim

Joon-hwan Kim 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).

  • Publication number: 20240188416
    Abstract: An organic light emitting device including: a substrate defining a first pixel region and a second pixel region; and an organic light emitting diode over the substrate. The organic light emitting diode includes a transmissive electrode, a reflective electrode facing the transmissive electrode and an emissive layer disposed between the transmissive electrode and the reflective electrode. The emissive layer includes a first emissive layer and a second emissive layer. The first emissive layer is in the first pixel region and includes: a first blue emitting material layer including a first blue fluorescent compound, and a second blue emitting material layer including a second blue fluorescent compound and a blue phosphorescent compound. The second emissive layer is in the second pixel region and includes: a first green emitting material layer including a first green delayed fluorescent compound, and a second green emitting material layer including a second green delayed fluorescent compound.
    Type: Application
    Filed: October 3, 2023
    Publication date: June 6, 2024
    Applicant: LG DISPLAY CO., LTD.
    Inventors: In-Ae SHIN, Kyung-Jin YOON, Hye-Li MIN, Gi-Hwan LIM, Jong-Uk KIM, Jun-Yun KIM, Joon-Beom IM
  • Patent number: 11976386
    Abstract: A method of preparing a carbon fiber including: preparing a precursor fiber for preparing a carbon fiber; and stabilizing the precursor fiber. The stabilization of the precursor fiber includes a first stabilization phase, a second stabilization phase, a third stabilization phase, and a fourth stabilization phase, which are set at four different temperatures between a temperature at which heat starts to be generated from the stabilization reaction of the precursor fiber and a temperature at which the generation of heat is maximized. Ozone gas is input while at least one phase of the third stabilization phase and the fourth stabilization phase is carried out.
    Type: Grant
    Filed: April 23, 2019
    Date of Patent: May 7, 2024
    Assignee: LG CHEM, LTD.
    Inventors: Jae Gil Choi, Ji Hye Shin, Joon Hee Cho, Su Jin Kim, Ki Hwan Kim, Il Ha Lee, Myung Su Jang
  • Patent number: 11958377
    Abstract: A vehicle diagnosis system, an apparatus therefor, and a method therefore are provided. The vehicle diagnosis system includes a wireless charging station that transmits a message including information related to a supportable service type and information related to a vendor of a supportable vehicle and a vehicle that identifies the message and connect a diagnosis session for diagnosing and reprogramming the vehicle. The diagnosis session is performed when a connection for a wireless charging session of the vehicle is established.
    Type: Grant
    Filed: July 26, 2021
    Date of Patent: April 16, 2024
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, YURA CORPORATION CO., LTD.
    Inventors: In Sun Oh, Kwang Hae Ye, Ji Heon Kwon, Joon Hyuk Eom, Jae Hwan Na, Yong Ho Kim
  • Publication number: 20240099114
    Abstract: A display device may include a first electrode, a second electrode, an emission layer, an intervening layer, and a first encapsulation layer. The second electrode may overlap the first electrode. The emission layer may be disposed between the first electrode and the second electrode, may overlap the first electrode, and may include a light emitting material. The intervening layer may directly contact the second electrode, may be spaced from each of the first electrode and the emission layer, and may include a fluorine compound. A first section of the first encapsulation layer may overlap the emission layer. The intervening layer may be positioned between the second electrode and a second section of the first encapsulation layer.
    Type: Application
    Filed: November 24, 2023
    Publication date: March 21, 2024
    Inventors: Jae Sik KIM, Jae Ik KIM, Jung Sun PARK, Seung Yong SONG, Duck Jung LEE, Yeon Hwa LEE, Joon Gu LEE, Kyu Hwan HWANG
  • Patent number: 11936969
    Abstract: A camera module includes: a first substrate on which an image sensor configured to convert an optical signal incident through a lens module into an electrical signal is disposed and a first connection terminal is disposed; a second substrate spaced apart from the first substrate and including a second connection terminal formed in a position facing the first connection terminal; and a terminal connector electrically connecting the first connection terminal and the second connection terminal to each other and configured to maintain a preset distance between the first substrate and the second substrate. In the camera module, the terminal connector includes: a connecting member including a first connection portion, a second connection portion, and a deformable portion; and a support member configured to maintain the preset distance between the first substrate and the second substrate.
    Type: Grant
    Filed: May 24, 2022
    Date of Patent: March 19, 2024
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Se Yeon Hwang, Hyun Sang Kwak, Yeo Ok Jeon, Joon Woo Gi, Seok Hwan Kim
  • Publication number: 20240081850
    Abstract: Disclosed is an endoscope apparatus. The endoscope apparatus of the present invention includes: an endoscope including a flexible insertion section to be inserted into a human body; a flexible channel attached to the insertion section so that a part forms a passage in a longitudinal direction of the insertion section; and an assistant arm movably inserted into the passage and manipulated by a control device, and the assistant arm includes forceps capable of gripping a human body tissue, and a bending section bent by the control device to pull the human body tissue griped by the forceps.
    Type: Application
    Filed: November 21, 2022
    Publication date: March 14, 2024
    Inventors: Dong Ho LEE, John KWON, Un Je YANG, Joon Hwan KIM, Woo Chul JEONG, Dong Soo KWON
  • Publication number: 20240001330
    Abstract: A reactor according to an embodiment of the present invention, the reactor including: a mixing chamber formed as a circular tube; a first injection nozzle connected to the mixing chamber while maintaining a predetermined spacing along a circumferential direction and configured to inject a first mixture; an annular chamber disposed spaced apart from an outer side of the mixing chamber; a second injection nozzle configured to connect the annular chamber to the mixing chamber to inject a second mixture supplied to the annular chamber in a direction intersecting the injection of the first mixture; and an outlet pipe connected to the mixing chamber to discharge a reactant produced by mixing the first and second mixtures in the mixing chamber, in which the second injection nozzle is spaced apart from the first injection nozzle by a predetermined angle in the circumferential direction.
    Type: Application
    Filed: November 26, 2021
    Publication date: January 4, 2024
    Inventors: Joon Hwan KIM, Hyun Cheol RYU, Keedo HAN
  • Publication number: 20230251759
    Abstract: Disclosed is an electronic device that includes a display that outputs execution screens of a plurality of applications, a memory that stores the plurality of applications, and a processor electrically connected with the display and the memory. The processor retrieves a history of one or more applications among the plurality of applications that were previously executed in the electronic device, in response to a user input detected by the electronic device and outputs the history on the display based on information about the one or more applications and information about layouts of execution screens of the one or more applications. If at least one of the one or more applications is selected from the history, the processor outputs an execution screen of the selected application on the display according to the corresponding layout.
    Type: Application
    Filed: April 17, 2023
    Publication date: August 10, 2023
    Inventors: Jeong Won KO, Mun Hwi KIM, Joon Hwan KIM, Hye Jin KIM, Kyung Wook RO, Myoung Soo PARK, Jung Woo SHIN, Ji Hun LEE, Han Ju CHO
  • Publication number: 20230124057
    Abstract: The present invention relates to a hysteresis compensation control apparatus of a flexible tube and a method thereof for compensation control of hysteresis of a surgical instrument disposed in a channel of an overtube.
    Type: Application
    Filed: October 18, 2022
    Publication date: April 20, 2023
    Inventors: Dong-Ho Lee, Joon-Hwan Kim, Jong-seok Won, Dong-Soo Kwon
  • Patent number: 11630553
    Abstract: Disclosed is an electronic device that includes a display that outputs execution screens of a plurality of applications, a memory that stores the plurality of applications, and a processor electrically connected with the display and the memory. The processor retrieves a history of one or more applications among the plurality of applications that were previously executed in the electronic device, in response to a user input detected by the electronic device and outputs the history on the display based on information about the one or more applications and information about layouts of execution screens of the one or more applications. If at least one of the one or more applications is selected from the history, the processor outputs an execution screen of the selected application on the display according to the corresponding layout.
    Type: Grant
    Filed: March 28, 2022
    Date of Patent: April 18, 2023
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jeong Won Ko, Mun Hwi Kim, Joon Hwan Kim, Hye Jin Kim, Kyung Wook Ro, Myoung Soo Park, Jung Woo Shin, Ji Hun Lee, Han Ju Cho
  • Patent number: 11537268
    Abstract: An electronic device according to various embodiments of the present invention comprises: a first main body including a first surface and a second surface which faces the opposite direction to the first surface; a second main body including a third surface which faces the first surface of the first main body part when being folded in a first direction, and a fourth surface which faces the second surface of the first main body part when being folded in a second direction; a rotatable connection unit which connects at least a part of one side of the first main body part and at least a part of one side of the second main body part; a first display which is exposed to the first surface of the first main body part; a second display which is exposed to the third surface of the second main body part; a processor which is electrically connected to the first display and the second display; and a memory which is electrically connected to the processor.
    Type: Grant
    Filed: December 14, 2020
    Date of Patent: December 27, 2022
    Assignee: Samsung Electronics CO., LTD.
    Inventors: Joon-Hwan Kim, Yo-Han Lee, Hyun-Yeul Lee, Kyung-Wha Hong, Sun-Hee Moon, Won-Sik Lee, Seung-Yeon Chung, Hye-Min Ha
  • Publication number: 20220401168
    Abstract: A slave device according to an example embodiment may comprise: a lower shaft; an upper shaft connected to the lower shaft so as to be able to slide with a single degree of freedom; a lower gripper rotatably supporting the lower shaft; an upper gripper rotatably supporting the upper shaft; a lower delta robot movably supporting the lower gripper; and an upper delta robot movably supporting the upper gripper.
    Type: Application
    Filed: June 19, 2020
    Publication date: December 22, 2022
    Inventors: Dong Soo KWON, Un Je YANG, Duk Yoo KONG, Joon Hwan KIM, Duk Sang KIM, Jeong Do AHN, Chang Kyun KIM, Byung Sik CHEON
  • Publication number: 20220313231
    Abstract: Disclosed herein is an asymmetric rolling joint device of a surgical instrument which increases traction force by asymmetrically forming rolling contact surfaces of joint links facing each other. The asymmetric rolling joint device includes: a first joint link part which forms a joint of the surgical instrument; and a second joint link part coming into rolling contact with the first joint link part, wherein rolling contact surfaces where the first joint link part and the second joint link part come into rolling contact with each other are formed asymmetrically so as to increase traction force more than rolling contact surfaces which are formed symmetrically.
    Type: Application
    Filed: August 19, 2021
    Publication date: October 6, 2022
    Inventors: Dong-Soo Kwon, Jeong-Do Ahn, Joon-Hwan Kim, Jae-Min You, Han-Soul Kim, Dong-Geol Lee, Ye-sung Yi, Dong-Hoon Baek
  • Patent number: 11433558
    Abstract: A flexible drive manipulator according to an example embodiment may include a proximal portion, a plurality of joint portions drivably connected from an end of the proximal portion with respect to a longitudinal axis, a distal portion connected to an end of the plurality of joint portions, a pair of drive wires passing through the plurality of joint portions in parallel along the longitudinal axis, the pair of drive wires configured to drive the plurality of joint portions in a rotational direction of rotation with respect to a transverse axis perpendicular to the longitudinal axis, and a fixing wire passing through the plurality of joint portions in a shape of converging along the longitudinal axis, the fixing wire configured to adjust rigidity of the plurality of joint portions.
    Type: Grant
    Filed: August 25, 2020
    Date of Patent: September 6, 2022
    Assignees: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY, EASYENDO SURGICAL, INC.
    Inventors: Dong Soo Kwon, Jae Min You, Joon Hwan Kim, Jeong Do Ahn, Han Soul Kim, Dong Hoon Baek, Dong Geol Lee, Ye Sung Yi, Un Je Yang
  • Patent number: 11423472
    Abstract: The present invention relates to an auxiliary battery and an auxiliary battery rental device, and the auxiliary battery rental device according to the present invention comprises: a battery port allowing an auxiliary battery to be discharged therefrom or returned thereto; a battery queue in which auxiliary batteries are vertically stacked and loaded; a carrier for discharging an auxiliary battery loaded in the battery queue to the battery port, or loading an auxiliary battery returned to the battery port in the battery queue; a lift for lifting at least some of the auxiliary batteries loaded in the battery queue; a charging unit for charging at least some of the auxiliary batteries loaded in the battery queue; and a control unit for controlling an operation of the rental device such that lending and returning operations of the auxiliary batteries are automatically performed.
    Type: Grant
    Filed: July 23, 2018
    Date of Patent: August 23, 2022
    Assignee: LIBERGON, INC.
    Inventors: Joon Hwan Kim, Joon Ho Lim, Hak Cheon Lee, Eui Hwan Choi
  • Publication number: 20220240764
    Abstract: A colon linearizing device installed in an endoscope to linearize a colon by performing translation and expansion motions in the colon may include a ring-shaped proximal member installed to surround an outer circumferential surface of an insertion tube of an endoscope, a fixed end secured to the insertion tube, a ring-shaped distal member positioned between the proximal member and the fixed end and movably installed along a longitudinal direction of the insertion tube, and an elastic member connected between the fixed end and the distal member.
    Type: Application
    Filed: March 31, 2021
    Publication date: August 4, 2022
    Applicants: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY, EASYENDO SURGICAL, INC.
    Inventors: Dong Soo KWON, Han Soul KIM, Jae Min YOU, Joon Hwan KIM, Duk Sang KIM
  • Publication number: 20220214783
    Abstract: Disclosed is an electronic device that includes a display that outputs execution screens of a plurality of applications, a memory that stores the plurality of applications, and a processor electrically connected with the display and the memory. The processor retrieves a history of one or more applications among the plurality of applications that were previously executed in the electronic device, in response to a user input detected by the electronic device and outputs the history on the display based on information about the one or more applications and information about layouts of execution screens of the one or more applications. If at least one of the one or more applications is selected from the history, the processor outputs an execution screen of the selected application on the display according to the corresponding layout.
    Type: Application
    Filed: March 28, 2022
    Publication date: July 7, 2022
    Inventors: Jeong Won KO, Mun Hwi KIM, Joon Hwan KIM, Hye Jin KIM, Kyung Wook RO, Myoung Soo PARK, Jung Woo SHIN, Ji Hun LEE, Han Ju CHO
  • Patent number: 11375262
    Abstract: Disclosed are a main image processing apparatus, a sub image processing apparatus and a control method thereof. The control method of the sub image processing apparatus includes receiving a user's touch input through the sub image processing apparatus; determining which contents correspond to a touched area where the touch input occurs; sensing change in location of the touch input; and transmitting a control command for the contents to the main image processing apparatus in response to the sensed change in the location of the touch input. With this, it is more convenient for a user to control the main image processing apparatus through the sub image processing apparatus supporting the touch input.
    Type: Grant
    Filed: February 12, 2021
    Date of Patent: June 28, 2022
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Chang-soo Lee, Yong-hwan Kwon, Joon-hwan Kim, Heui-jin Kwon, Jeong-yeon Lee, Victor Szilagyi
  • Publication number: 20220110703
    Abstract: A method of determining hysteresis according to an example embodiment may include capturing a real-time image of the surgical robot driven according to a drive input, and measuring a drive angle of the surgical robot by comparing the real-time image to a previously rendered image data set of the surgical robot, and calculating a difference between the drive input and the measured drive angle.
    Type: Application
    Filed: January 17, 2020
    Publication date: April 14, 2022
    Applicants: Korea Advanced Institute of Science and Technology, Easyendo Surgical, Inc.
    Inventors: Dong Soo KWON, Dong Hoon BAEK, Ju Hwan SEO, Joon Hwan KIM, Jeong Do AHN, Han Soul KIM, Jae Min YOU
  • Patent number: 11287954
    Abstract: Disclosed is an electronic device that includes a display that outputs execution screens of a plurality of applications, a memory that stores the plurality of applications, and a processor electrically connected with the display and the memory. The processor retrieves a history of one or more applications among the plurality of applications that were previously executed in the electronic device, in response to a user input detected by the electronic device and outputs the history on the display based on information about the one or more applications and information about layouts of execution screens of the one or more applications. If at least one of the one or more applications is selected from the history, the processor outputs an execution screen of the selected application on the display according to the corresponding layout.
    Type: Grant
    Filed: February 25, 2021
    Date of Patent: March 29, 2022
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jeong Won Ko, Mun Hwi Kim, Joon Hwan Kim, Hye Jin Kim, Kyung Wook Ro, Myoung Soo Park, Jung Woo Shin, Ji Hun Lee, Han Ju Cho