Patents by Inventor Do-In Choi

Do-In Choi 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: 20240104723
    Abstract: An apparatus for measuring solubility includes: a display configured to display at least one patterned background image; an image obtaining sensor configured to obtain at least one transmission image formed by light from the at least one patterned background image being transmitted through a container accommodating a target sample, of which solubility is to be measured; and a processor configured to analyze a degree of dissolution of the target sample from the at least one transmission image based on at least one analysis algorithm.
    Type: Application
    Filed: February 22, 2023
    Publication date: March 28, 2024
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Gahee KIM, Joon-Kee CHO, Hyun Do CHOI, Younsuk CHOI, Jeonghun KIM, Sooyoung PARK
  • Patent number: 11937765
    Abstract: A cleaning apparatus including a vacuum cleaner and a docking station is provided. The cleaning apparatus includes a vacuum cleaner including a dust collecting chamber in which foreign substances are collected, and a docking station configured to be connected to the dust collecting chamber to remove the foreign substances collected in the dust collecting chamber. The dust collecting chamber is configured to collect foreign substances through centrifugation, and configured to be docked to the docking station, and the docking station includes a suction device configured to suction the foreign substances and air in the dust collecting chamber docked to the docking station.
    Type: Grant
    Filed: December 12, 2019
    Date of Patent: March 26, 2024
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: See Hyun Kim, In Gyu Choi, Ki Hwan Kwon, Shin Kim, Hyeon Cheol Kim, Do Kyung Lee, Hyun Ju Lee, Yun Soo Jang, Seung Ryong Cha, Jung Gyun Han
  • Publication number: 20240088432
    Abstract: 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: Application
    Filed: April 12, 2023
    Publication date: March 14, 2024
    Inventors: 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
  • Patent number: 11914153
    Abstract: A method and an apparatus for processing a screen by using a device are provided. The method includes obtaining, at the second device, a display screen displayed on the first device and information related to the display screen according to a screen display request regarding the first device, determining, at the second device, an additional screen based on the display screen on the first device and the information related to the display screen, and displaying the additional screen near the display screen on the first device.
    Type: Grant
    Filed: May 10, 2022
    Date of Patent: February 27, 2024
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Myung-sik Kim, Su-jung Bae, Moon-sik Jeong, Sung-do Choi
  • Patent number: 11915782
    Abstract: An electronic device including a memory device with improved reliability is provided. The semiconductor device comprises a data pin configured to transmit a data signal, a command/address pin configured to transmit a command and an address, a command/address receiver connected to the command/address pin, and a computing unit connected to the command/address receiver, wherein the command/address receiver receives a first command and a first address from the outside through the command/address pin and generates a first instruction on the basis of the first command and the first address, and the computing unit receives the first instruction and performs computation based on the first instruction.
    Type: Grant
    Filed: August 20, 2021
    Date of Patent: February 27, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Chang Min Lee, Nam Hyung Kim, Dae Jeong Kim, Do Han Kim, Min Su Kim, Deok Ho Seo, Won Jae Shin, Yong Jun Yu, Il Gyu Jung, In Su Choi
  • Patent number: 11912690
    Abstract: The present invention relates to a pidolate salt and malate salt of a compound represented by a formula 1 with an excellent liquid-phase stability, solid-phase stability, water solubility, precipitation stability and hygroscopicity all together as a compound for preventing and treating diseases mediated by an acid pump antagonistic activity, as well as a method for preparing the same.
    Type: Grant
    Filed: November 21, 2022
    Date of Patent: February 27, 2024
    Assignee: HK INNO.N CORPORATION
    Inventors: Eun Sun Kim, Min Kyoung Lee, Sung Ah Lee, Kwang Do Choi, Jae Sun Kim, Hyung Chul Yoo
  • Patent number: 11908882
    Abstract: A display device of the invention includes pixels each connected to at least one of scan lines and at least one of emission lines, a scan driver providing scan signals to the scan lines, and an emission driver including stages connected to the emission lines, each of the stages providing an emission signal to a corresponding emission line. A first stage among the stages includes a first transistor including a first electrode connected to a first power source line, a second electrode connected to a first emission line, and a gate electrode connected to a first scan line, and a second transistor including a first electrode connected to a first node and a second electrode connected to the first emission line.
    Type: Grant
    Filed: February 23, 2021
    Date of Patent: February 20, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventor: Hyong Do Choi
  • Publication number: 20230364537
    Abstract: A batch-type filtering apparatus includes: a first flow path; a second flow path configured to communicate with the first flow path; a third flow path configured to communicate with the first flow path; a fourth flow path configured to communicate with each of the second flow path and the third flow path; an external port configured to communicate with each of the third flow path and the fourth flow path; a first direction switching valve configured to allow at least two from among the first flow path, the second flow path, and the third flow path to communicate with each other; a second direction switching valve configured to allow at least two from among the third flow path, the fourth flow path, and the external port to communicate with each other; and a flow cell.
    Type: Application
    Filed: March 20, 2023
    Publication date: November 16, 2023
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hyungtae SEO, Hyun Do Choi, Hyunjeong Jeon, Joon-Kee Cho, Jun-Won Jang, Wooram Hong, Jeonghun Kim, Won Je Choi
  • Publication number: 20230366714
    Abstract: A liquid supply apparatus includes: a chamber configured to contain a liquid; an injector disposed on a first side of the chamber and configured to spray the liquid; and a piston extending from a second side of the chamber toward an interior of the chamber, wherein the chamber includes a first area configured to store the liquid; and a second area between the first area and the injector, and wherein the piston is configured to selectively seal or transfer the liquid between the first area and the second area, and press the liquid in the second area to expel the liquid from the liquid supply apparatus.
    Type: Application
    Filed: January 17, 2023
    Publication date: November 16, 2023
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Won Je CHOI, Hyungtae SEO, Wooram HONG, Jeonghun KIM, Taesin HA, Youngjin PARK, Hyun Do CHOI, Dal HEO
  • Patent number: 11780810
    Abstract: A preparation method according to the present invention makes it possible to industrially produce large amounts of highly pure optically active tert-butyl 3-methyl-4-oxopiperidine-1-carboxylate in high yield by use of commercially available reagents and solvents. In addition, the use of novel intermediates according to the present invention makes it possible to produce highly pure optically active tert-butyl 3-methyl-4-oxopiperidine-1-carboxylate in high yield.
    Type: Grant
    Filed: January 7, 2022
    Date of Patent: October 10, 2023
    Inventors: Jae Hong Kweon, Eun Sun Kim, Hyuk Woo Lee, Dong Hyun Ko, Chae Young Ryu, Kwang Do Choi, SeungPyeong Heo
  • Patent number: 11752060
    Abstract: A link assembly includes a main frame, a base link rotatably connected to the main frame, an input link rotatably connected to the main frame, and an output link at least 2-degree of freedom (DOF) rotatably connected to the main frame.
    Type: Grant
    Filed: November 5, 2019
    Date of Patent: September 12, 2023
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jeonghun Kim, Minhyung Lee, Hyun Do Choi
  • Patent number: 11744764
    Abstract: Provided is a method and device for assisting walking of a user that may receive a pressure value applied to a sole of a user from a pressure sensor, acquire acceleration information associated with a movement of the user from an acceleration sensor, determine a gait phase based on the pressure value and the acceleration information, determine an assist torque corresponding to the determined gait phase, and control a driver to output the assist torque.
    Type: Grant
    Filed: October 26, 2018
    Date of Patent: September 5, 2023
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jusuk Lee, Youngjin Park, Keehong Seo, Bokman Lim, Jun-Won Jang, Hyun Do Choi, Seungyong Hyung
  • Publication number: 20230263691
    Abstract: A supporting module including a supporting frame including a proximal end and a distal end a connecting plate connected with the distal end of the supporting frame, a sliding plate in contact with one face of the connecting plate, a supporting band connected to both ends of the connecting plate, and an elastic strip configured to connect the sliding pate and the connecting plate is disclosed.
    Type: Application
    Filed: May 2, 2023
    Publication date: August 24, 2023
    Inventors: Byungjune CHOI, Se-Gon ROH, Minhyung LEE, Youn Baek LEE, Hyun Do CHOI, Jeonghun KIM, Jongwon LEE
  • Patent number: 11712393
    Abstract: Provided is a pelvis fixing device including a rear fixing module including a driving module mounting portion, the rear fixing portion configured to enclose a side surface and a rear surface of a waist of a user, and a front fixing module including a soft layer and a hard layer configured to enclose a front surface of the waist of the user, wherein the hard layer is connected to the rear fixing module to form a closed loop around the waist of the user.
    Type: Grant
    Filed: June 4, 2021
    Date of Patent: August 1, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jongwon Lee, Minhyung Lee, Youn Baek Lee, Jeonghun Kim, Se-Gon Roh, Byungjune Choi, Hyun Do Choi
  • Publication number: 20230229004
    Abstract: A method and an apparatus for processing a screen by using a device are provided. The method includes obtaining, at the second device, a display screen displayed on the first device and information related to the display screen according to a screen display request regarding the first device, determining, at the second device, an additional screen based on the display screen on the first device and the information related to the display screen, and displaying the additional screen near the display screen on the first device.
    Type: Application
    Filed: March 23, 2023
    Publication date: July 20, 2023
    Inventors: Myung-sik KIM, Su-jung BAE, Moon-sik JEONG, Sung-do CHOI
  • Publication number: 20230192670
    Abstract: The present invention relates to a pidolate salt and malate salt of a compound represented by a formula 1 with an excellent liquid-phase stability, solid-phase stability, water solubility, precipitation stability and hygroscopicity all together as a compound for preventing and treating diseases mediated by an acid pump antagonistic activity, as well as a method for preparing the same.
    Type: Application
    Filed: November 21, 2022
    Publication date: June 22, 2023
    Applicant: HK INNO.N CORPORATION
    Inventors: Eun Sun KIM, Min Kyoung LEE, Sung Ah LEE, Kwang Do CHOI, Jae Sun KIM, Hyung Chul YOO
  • Patent number: 11679492
    Abstract: A locking device including a first frame including an insert hole and a first magnetic body, a second frame including an insert recess communicating with the insert hole, and a second magnetic body disposed to face the first magnetic body with a polarity opposite to a polarity of the first magnetic body, and an insert member including a slider inserted into the insert hole and configured to slide relative to the first frame, and a third magnetic body disposed on one side of the slider is provided.
    Type: Grant
    Filed: March 4, 2022
    Date of Patent: June 20, 2023
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Se-Gon Roh, Jeonghun Kim, Minhyung Lee, Youn Baek Lee, Jongwon Lee, Byungjune Choi, Hyun Do Choi
  • Publication number: 20230184490
    Abstract: A heat exchanger is provided. The heat exchanger includes a target area that is a target for heat exchange; and a flow path structure. The flow path structure includes at least one inlet; at least one outlet; a first flow path connected to each of the at least one inlet and the at least one outlet, and extending along a first side of the target area; and a second flow path connected to each of the at least one inlet and the at least one outlet, and extending along a second side, different from the first side, of the target area.
    Type: Application
    Filed: August 15, 2022
    Publication date: June 15, 2023
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Wooram HONG, Hyun Do CHOI, Dal HEO, Youngchun KWON, Hyukju KWON, Gahee KIM, Bosung KIM, Jeonghun KIM, Jin Woo KIM, Min Sik PARK, Youngjin PARK, Hyungtae SEO, Won Seok OH, Dongseon LEE, Sangyoon LEE, Jaejun CHANG, Jun-Won JANG, Hyunjeong JEON, Joon-Kee CHO, Byung-Kwon CHOI, Won Je CHOI, Younsuk CHOI, Taesin HA
  • Patent number: 11672722
    Abstract: Driving modules, motion assistance apparatuses including at least one of the driving modules, and methods of controlling at least one of the motion assistance apparatuses may be provided. For example, a driving module including a driving source on one side of a user and configured to transmit power, an input side rotary body coupled to the driving source and configured to rotate, first and second decelerators configured to operate using the power respectively received from the driving source through the input side rotary body, and a first stopper and a second stopper configured to selectively enable or disable a transmission of the power between the input side rotary body and respective output terminals of the first and second decelerators may be provided.
    Type: Grant
    Filed: April 3, 2019
    Date of Patent: June 13, 2023
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jongwon Lee, Se-Gon Roh, Youn Baek Lee, Jeonghun Kim, Minhyung Lee, Byungjune Choi, Hyun Do Choi
  • Patent number: 11666502
    Abstract: A supporting module including a supporting frame including a proximal end and a distal end, a connecting plate connected with the distal end of the supporting frame, a sliding plate in contact with one face of the connecting plate, a supporting band connected to both ends of the connecting plate, and an elastic strip configured to connect the sliding plate and the connecting plate is disclosed.
    Type: Grant
    Filed: May 13, 2020
    Date of Patent: June 6, 2023
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Byungjune Choi, Se-Gon Roh, Minhyung Lee, Youn Baek Lee, Hyun Do Choi, Jeonghun Kim, Jongwon Lee