Patents by Inventor Byung-Yong Choi

Byung-Yong 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: 20230088500
    Abstract: A method of automatically generating AutoCAD drawings includes: receiving, by a receiving unit, a data sheet generated only with input data necessary for drawing a column from strength calculation data for the column provided by a strength calculation program; loading, by a loading unit, the input data; and generating AutoCAD drawings of the column by activating an automatic AutoCAD drawing generation interface by a user's selection after the input data is loaded, the automatic AutoCAD drawing generation interface being activatable only after the input data is loaded.
    Type: Application
    Filed: July 11, 2022
    Publication date: March 23, 2023
    Inventors: Gyun Ho HA, Kang Gook PARK, Sung Jin MOON, Byung Do YOON, Geun Yong CHOI, Sung Won JANG, Ji Yoon HYUN, Ho Jin YANG
  • Patent number: 11600539
    Abstract: A semiconductor device includes a semiconductor die, a defect detection structure and an input-output circuit. The semiconductor die includes a central region and a peripheral region surrounding the central region. The peripheral region includes a left-bottom corner region, a left-upper corner region, a right-upper corner region and a right-bottom corner region. The defect detection structure is formed in the peripheral region. The defect detection structure includes a first conduction loop in the left-bottom corner region, a second conduction loop in the right-bottom corner region, a third conduction loop in the left-bottom corner region and the left-upper corner region and a fourth conduction loop in the right-bottom corner region and the right-upper corner region. The input-output circuit is electrically connected to end nodes of the first conduction loop, the second conduction loop, the third conduction loop and the fourth conduction loop.
    Type: Grant
    Filed: June 23, 2021
    Date of Patent: March 7, 2023
    Inventors: Min-Jae Lee, Sang-Lok Kim, Byung-Hoon Jeong, Tae-Sung Lee, Jeong-Don Ihm, Jae-Yong Jeong, Young-Don Choi
  • Patent number: 11585413
    Abstract: A power transmission apparatus of a hybrid electric vehicle includes an input shaft configured of receiving an engine torque, a motor shaft configured of receiving a torque of a motor/generator, first and second planetary gear sets respectively having first to third rotation elements and fourth to sixth rotation elements, a first shaft connected to the first rotation element and selectively connectable to each of the input shaft and the motor shaft, a second shaft fixedly connecting the second and fifth rotation elements, and selectively connectable to the input shaft, the motor shaft, and a transmission housing, respectively, a third shaft fixedly connecting the third and fourth rotation elements and selectively connectable to the transmission housing, a fourth shaft fixedly connecting the sixth rotation element and an output gear, and a plurality of engagement elements including at least one clutch and at least one brake.
    Type: Grant
    Filed: April 11, 2022
    Date of Patent: February 21, 2023
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Hyu Tae Shim, Bong Hyun Cho, Jae Young Jeon, Byung Dae Choi, Hyung-Min Kim, Jin Yong Kim, Gwang Soo Hwang, Jun Seong Kang
  • Patent number: 11560416
    Abstract: A method for producing a dual function protein includes a biologically active protein and an FGF21 mutant protein. The method allows stable production of a target protein by effectively preventing decomposition of the target protein, and thus has a high potential for commercial usage.
    Type: Grant
    Filed: April 20, 2018
    Date of Patent: January 24, 2023
    Assignee: YUHAN CORPORATION
    Inventors: Byung Hyun Choi, In Hwan Lim, Jun Young Park, Jin Hyoung Lee, Ki Hong Kim, Hae Yong Jo, Jun Hwan Kim, Moo Young Song, Jong Gyun Kim
  • Patent number: 11557814
    Abstract: Disclosed are a separator that includes fibrils including a polyolefin; and bond structures generated by reacting at least some of a first radical formed on surfaces of the fibrils by a photoreactive material and a second radical formed in the photoreactive material, and a method of manufacturing the separator.
    Type: Grant
    Filed: January 10, 2020
    Date of Patent: January 17, 2023
    Assignees: W-SCOPE KOREA CO., LTD., W-SCOPE CHUNGJU PLANT CO., LTD.
    Inventors: Byung Hyun Kim, Hee Min Cho, Pyung Yong Park, Gi Won Yoo, Yeong Hoon Choi, Won Keun Choi
  • Publication number: 20220396189
    Abstract: A seat headrest includes: a pad assembly; a main cover surrounding a rear side of the pad assembly; an upper guide coupled to the main cover and provided with an upward/downward movement guide groove formed in the upper guide and elongated upward/downward; a post stay including an upper portion inserted in the upward/downward movement guide groove; and a post holding guide, in which the lower portion of the post stay is inserted and held and which is held to a seat back frame.
    Type: Application
    Filed: April 25, 2022
    Publication date: December 15, 2022
    Applicants: Hyundai Motor Company, Kia Corporation, Hyundai Transys Inc., WOOBO TECH CO., LTD.
    Inventors: Seung Hyun KIM, Seon Chae NA, Byung Yong CHOI, Min Ju LEE, Sang Hyun LEE, Hyun Sung KIM, Jin Mun PARK, Kyeong Hyun LEE, Jae Sung LEE, Hae II JEONG
  • Patent number: 11524617
    Abstract: A device for adjusting the height of a mono-post type headrest for a vehicle includes a headrest on a mono-post mounted on a seatback frame to be adjustable in height and includes a lever on one side of the headrest, thereby easily adjusting the headrest to the desired height by only a flipping operation for unlocking the lever.
    Type: Grant
    Filed: May 21, 2021
    Date of Patent: December 13, 2022
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, WOOBO TECH CO., LTD., HYUNDAI TRANSYS INC.
    Inventors: Seung Hyun Kim, Min Ju Lee, Byung Yong Choi, Sang Hyun Lee, Seon Chae Na, Hae Il Jeong, Jae Hyun Seo, Ji Yun Seo, Jae Sung Lee, Hyun Sung Kim
  • Publication number: 20220386607
    Abstract: The present invention relates to a novel nicotinamide compound, a method for preparing the same, and a herbicide comprising the compound. The compound of the present invention is useful as a herbicide for foliar treatment or soil treatment because it has high safety for wheat or corn and has excellent herbicidal activity against grassy weeds, sedge weeds or broadleaf weeds.
    Type: Application
    Filed: October 21, 2020
    Publication date: December 8, 2022
    Inventors: Young Kwan KO, Eun Ae KIM, Ill Young LEE, Hee Nam LIM, Jung Sub CHOI, Jee Hee SUH, Nack Jeong KIM, Dong Wan KOO, Hyun Jin KIM, Gyu Hwan YON, Jae Deok KIM, Seungae OH, So-Young LEE, Chan Yong PARK, Yun Kyoung HWANG, Byung Hoon AHN, Ah Reum KIM, Hye Ji HAN, Sungjun PARK, Junhyuk CHOI, Jisoo LIM, Mi Sook HONG
  • Patent number: 11518228
    Abstract: A powertrain for a hybrid vehicle includes: a complex planetary gear set including a first rotary element, a second rotary element, a third rotary element, and a fourth rotary element; an input shaft connected with an engine and installed to be able to be selectively connected to each of the first rotary element and the second rotary element of the complex planetary gear set; a motor generator connected to the first rotary element of the complex planetary gear set; a first brake installed to be able to fixedly connect the second rotary element of the complex planetary gear set to a transmission case; a second brake installed to be able to fixedly connect the third rotary element of the complex planetary gear set to the transmission case; and an output shaft connected to the fourth rotary element of the complex planetary gear set.
    Type: Grant
    Filed: October 27, 2020
    Date of Patent: December 6, 2022
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Hyu Tae Shim, Bong Hyun Cho, Jae Young Jeon, Byung Dae Choi, Hyung Min Kim, Jin Yong Kim, Gwang Soo Hwang, Jun Seong Kang
  • Publication number: 20220384122
    Abstract: A cover type touch switch structure includes: a seat housing embedded in a seat of a vehicle so as to be fastened to a seat frame; a switch housing disposed in the seat housing and including an outer surface which is coupled to the seat housing via a hook; a light-emitting unit which is disposed in the switch housing and stacked on the seat frame; and a knob unit which has a portion disposed in the switch housing and is stacked on the light-emitting unit.
    Type: Application
    Filed: May 19, 2022
    Publication date: December 1, 2022
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Seong Hyeon Shin, Jung Sang You, Ju Hyun Cha, Sang Hyun Lee, Seon Chae Na, Sang Ho Kim, Byung Yong Choi, Hyeok Lee, Seong Kwon Go, Chong Hwan Jeon
  • Patent number: 11491902
    Abstract: A device for adjusting a position of a headrest for a vehicle includes: a stay mounted on a seatback frame; a main frame including a rotation guide hole, inserted into and mounted on the stay, and configured to ascend or descend along the stay; an elevation device mounted on the main frame and the stay, and configured to allow the main frame to ascend or descend along the stay; a rotating frame including a first end portion inserted into the stay and configured to ascend or descend along the stay, and a second end portion extending toward the rotation guide hole of the main frame; a rotating device mounted on the rotating frame and the rotation guide hole of the main frame, and configured to rotate the rotating frame along the rotation guide hole; and a headrest frame assembled to the rotating frame.
    Type: Grant
    Filed: July 1, 2021
    Date of Patent: November 8, 2022
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Seong Hyeon Shin, Sang Hyun Lee, Seong Mun Yun, Seon Chae Na, Byung Yong Choi, Sang Ho Kim, Hyeong Jong Kim
  • Patent number: 11489179
    Abstract: A hierarchical fault classification method for a fuel cell system, a multi-stage fault diagnosis method therefor, and a fault diagnosis device therefor are disclosed. The fuel cell system is divided into a subsystem, a component, and an element step by step. The multi-stage fault diagnosis method includes detecting a subsystem, a fault of which occurs, in the fuel cell system composed of a plurality of subsystems and detecting an upper-level component, which causes the fault, among upper-level components included in the subsystem, the fault of which occurs, using measurement data and a control signal.
    Type: Grant
    Filed: January 30, 2020
    Date of Patent: November 1, 2022
    Assignee: Korea Institute of Energy Research
    Inventors: Won Yong Lee, Hwan Yeong Oh, Min Jin Kim, Seok Hee Park, Gu Gon Park, Tae Hyun Yang, Sung Dae Yim, Young Jun Sohn, Byung Chan Bae, Seung Gon Kim, Dong Won Shin, Seung Hee Woo, So Jeong Lee, Hye Jin Lee, Yoon Young Choi
  • Patent number: 11472324
    Abstract: A combination structure of a seat frame includes: a first and a second side cushion frames installed on a first and a second sides of a seat, and configured to slide forward and rearward, wherein the first and the second sides of the seat are opposite to each other; a center cushion frame provided between the side cushion frames and having a first side fixed to the first side cushion frame; and a support guide device connected between a second side of the center cushion frame and the second side cushion frame, and configured to guide a sliding movement of each of the second side cushion frame and the center cushion frame while supporting weights of the second side cushion frame and the center cushion frame.
    Type: Grant
    Filed: June 7, 2021
    Date of Patent: October 18, 2022
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, Daechang Seat Co., LTD-Dongtan, Hyundai Transys Inc.
    Inventors: Min Ju Lee, Seung Hyun Kim, Byung Yong Choi, Sang Hyun Lee, Seon Chae Na, Chan Ki Cho, In Chang Hwang, Dong Hwan Kim, Young Woon Choi, Jae Jin Lee
  • Publication number: 20220297578
    Abstract: A railess variable seatback type rear seat includes: a linear movement device configured to convert a rotation of a motor into a linear movement; a sliding movement device configured to convert the linear movement into a sliding movement in which a seat cushion is pushed forward or backward; and a reclining angle change device configured to convert the sliding movement into a reclining movement, and to fold a seatback, which is connected to the seat cushion, forward or to recline the seatback backward.
    Type: Application
    Filed: July 20, 2021
    Publication date: September 22, 2022
    Applicants: HYUNDAI MOTOR COMPANY, Kia Corporation, Daechang Seat Co.,LTD-Dongtan, Hyundai Transys Inc.
    Inventors: Seung-Hyun KIM, Sang-Hyun LEE, Min-Ju LEE, Byung-Yong CHOI, Chan-Ho JUNG, Seon-Chae NA, Young-Woon CHOI, Jae-Jin LEE, Dong-Hwan KIM, In-Chang HWANG
  • Publication number: 20220235850
    Abstract: A power transmission apparatus of a hybrid electric vehicle includes an input shaft configured of receiving an engine torque, a motor shaft configured of receiving a torque of a motor/generator, first and second planetary gear sets respectively having first to third rotation elements and fourth to sixth rotation elements, a first shaft connected to the first rotation element and selectively connectable to each of the input shaft and the motor shaft, a second shaft fixedly connecting the second and fifth rotation elements, and selectively connectable to the input shaft, the motor shaft, and a transmission housing, respectively, a third shaft fixedly connecting the third and fourth rotation elements and selectively connectable to the transmission housing, a fourth shaft fixedly connecting the sixth rotation element and an output gear, and a plurality of engagement elements including at least one clutch and at least one brake.
    Type: Application
    Filed: April 11, 2022
    Publication date: July 28, 2022
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Hyu Tae SHIM, Bong Hyun CHO, Jae Young JEON, Byung Dae CHOI, Hyung-Min KIM, Jin Yong KIM, Gwang Soo HWANG, Jun Seong KANG
  • Publication number: 20220161701
    Abstract: A device for adjusting a position of a headrest for a vehicle includes: a stay mounted on a seatback frame; a main frame including a rotation guide hole, inserted into and mounted on the stay, and configured to ascend or descend along the stay; an elevation device mounted on the main frame and the stay, and configured to allow the main frame to ascend or descend along the stay; a rotating frame including a first end portion inserted into the stay and configured to ascend or descend along the stay, and a second end portion extending toward the rotation guide hole of the main frame; a rotating device mounted on the rotating frame and the rotation guide hole of the main frame, and configured to rotate the rotating frame along the rotation guide hole; and a headrest frame assembled to the rotating frame.
    Type: Application
    Filed: July 1, 2021
    Publication date: May 26, 2022
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Seong Hyeon SHIN, Sang Hyun LEE, Seong Mun YUN, Seon Chae NA, Byung Yong CHOI, Sang Ho KIM, Hyeong Jong KIM
  • Publication number: 20220153174
    Abstract: A combination structure of a seat frame includes: a first and a second side cushion frames installed on a first and a second sides of a seat, and configured to slide forward and rearward, wherein the first and the second sides of the seat are opposite to each other; a center cushion frame provided between the side cushion frames and having a first side fixed to the first side cushion frame; and a support guide device connected between a second side of the center cushion frame and the second side cushion frame, and configured to guide a sliding movement of each of the second side cushion frame and the center cushion frame while supporting weights of the second side cushion frame and the center cushion frame.
    Type: Application
    Filed: June 7, 2021
    Publication date: May 19, 2022
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, Daechang Seat Co.,LTD-Dongtan, Hyundai Transys Inc.
    Inventors: Min Ju LEE, Seung Hyun KIM, Byung Yong CHOI, Sang Hyun LEE, Seon Chae NA, Chan Ki CHO, In Chang HWANG, Dong Hwan KIM, Young Woon CHOI, Jae Jin LEE
  • Publication number: 20220111779
    Abstract: A device for adjusting the height of a mono-post type headrest for a vehicle includes a headrest on a mono-post mounted on a seatback frame to be adjustable in height and includes a lever on one side of the headrest, thereby easily adjusting the headrest to the desired height by only a flipping operation for unlocking the lever.
    Type: Application
    Filed: May 21, 2021
    Publication date: April 14, 2022
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, WOOBO TECH CO., LTD., HYUNDAI TRANSYS INC.
    Inventors: Seung Hyun Kim, Min Ju Lee, Byung Yong Choi, Sang Hyun Lee, Seon Chae Na, Hae Il Jeong, Jae Hyun Seo, Ji Yun Seo, Jae Sung Lee, Hyun Sung Kim
  • Publication number: 20220111770
    Abstract: An apparatus for adjusting a seat of a vehicle includes a seat back frame, a cushion frame that is moved forward and backward by a motor driving unit, a cushion hinge part connecting the seat back frame and the cushion frame and rotating according to the movement of the cushion frame to adjust the angle of the seat back frame, and a seat back hinge part connecting the seat back frame and the vehicle body and rotating according to the movement of the seat back frame.
    Type: Application
    Filed: March 3, 2021
    Publication date: April 14, 2022
    Inventors: Min Ju Lee, Seunghyun Kim, Byung Yong Choi, Sanghyun Lee, Seon Chae Na, Chan Ki Cho, In Chang Hwang, Donghwan Kim, Youngwoon Choi, Jaejin Lee
  • Patent number: 11273731
    Abstract: A seat apparatus for a vehicle is provided, wherein a base bracket and a moving bracket are mounted to a body floor to lift and lower a seat, and a seat track is mounted to the moving bracket to move the seat in forward and rearward directions, so that the seat is moved and lifted and lowered. Accordingly, since the lifting/lowering structure of the seat is mounted to the body floor, space is secured below the seat, so indoor atmosphere is improved due to the increase of the space efficiency.
    Type: Grant
    Filed: March 26, 2020
    Date of Patent: March 15, 2022
    Assignees: Hyundai Motor Company, Kia Motors Corporation, Daechang Seat Co., LTD-Dongtan
    Inventors: Hyung Jin Park, Guk Mu Park, Byeong Kwang Kim, Sang Uk Yu, So Young Yoo, Seon Chae Na, Byung Yong Choi, Myung Soo Lee, Chan Ki Cho, Gyeong Jae Lee