Patents by Inventor Wook-Jin Jang

Wook-Jin Jang 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: 11305630
    Abstract: A transmission for an electric vehicle may include a first planetary gear set; a first motor configured to input power to a first rotation element of the first planetary gear set; a differential configured to receive power output from a second rotation element of the first planetary gear set; a second motor configured to selectively provide power to a third rotation element of the first planetary gear set; a second planetary gear set including a first rotation element which is directly connected to the differential, and a second rotation element which is configured to selectively receive power from the second motor; and a third planetary gear set including a third rotation element which is directly connected to a third rotation element of the second planetary gear set, a second rotation element which is fixed, and a first rotation element which is directly connected to a selected output shaft of the differential.
    Type: Grant
    Filed: January 30, 2020
    Date of Patent: April 19, 2022
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Jae Joon Lee, Jin Young Hwang, Jin Ho Kim, Jong Sung Kim, Sung Whan Min, Jong Sool Park, Wook Jin Jang, Jin Hyung Kong
  • Publication number: 20210094403
    Abstract: A transmission for an electric vehicle may include a first planetary gear set; a first motor configured to input power to a first rotation element of the first planetary gear set; a differential configured to receive power output from a second rotation element of the first planetary gear set; a second motor configured to selectively provide power to a third rotation element of the first planetary gear set; a second planetary gear set including a first rotation element which is directly connected to the differential, and a second rotation element which is configured to selectively receive power from the second motor; and a third planetary gear set including a third rotation element which is directly connected to a third rotation element of the second planetary gear set, a second rotation element which is fixed, and a first rotation element which is directly connected to a selected output shaft of the differential.
    Type: Application
    Filed: January 30, 2020
    Publication date: April 1, 2021
    Applicants: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Jae Joon LEE, Jin Young Hwang, Jin Ho Kim, Jong Sung Kim, Sung Whan Min, Jong Sool Park, Wook Jin Jang, Jin Hyung Kong
  • Patent number: 10900543
    Abstract: A hybrid vehicle transmission includes input and output shafts, first and second motor/generators, a first planetary gear train in which one rotary element of three rotary elements is connected to the input shaft and another thereof is connected to the first motor/generator, a second planetary gear train in which one of three rotary elements is connected to the output shaft and another thereof is connected to the second motor/generator, a first external gear pair consisting of a first gear, connected to a remaining rotary element of the first planetary gear train, and a second gear, connected to a remaining rotary element of the second planetary gear train, and a second external gear pair consisting of a third gear, connected to the input shaft, and a fourth gear directly connected to one rotary element of the second planetary gear train.
    Type: Grant
    Filed: January 13, 2020
    Date of Patent: January 26, 2021
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Dong Hwan Hwang, Kyeong Hun Lee, Jong Sool Park, Jong Soo Kim, Ho Rim Yang, Wook Jin Jang, Jin Ho Kim
  • Publication number: 20200149613
    Abstract: A hybrid vehicle transmission includes input and output shafts, first and second motor/generators, a first planetary gear train in which one rotary element of three rotary elements is connected to the input shaft and another thereof is connected to the first motor/generator, a second planetary gear train in which one of three rotary elements is connected to the output shaft and another thereof is connected to the second motor/generator, a first external gear pair consisting of a first gear, connected to a remaining rotary element of the first planetary gear train, and a second gear, connected to a remaining rotary element of the second planetary gear train, and a second external gear pair consisting of a third gear, connected to the input shaft, and a fourth gear directly connected to one rotary element of the second planetary gear train.
    Type: Application
    Filed: January 13, 2020
    Publication date: May 14, 2020
    Inventors: Dong Hwan HWANG, Kyeong Hun LEE, Jong Sool PARK, Jong Soo KIM, Ho Rim YANG, Wook Jin JANG, Jin Ho KIM
  • Patent number: 10557528
    Abstract: A hybrid vehicle transmission includes input and output shafts, first and second motor/generators, a first planetary gear train in which one rotary element of three rotary elements is connected to the input shaft and another thereof is connected to the first motor/generator, a second planetary gear train in which one of three rotary elements is connected to the output shaft and another thereof is connected to the second motor/generator, a first external gear pair consisting of a first gear, connected to a remaining rotary element of the first planetary gear train, and a second gear, connected to a remaining rotary element of the second planetary gear train, and a second external gear pair consisting of a third gear, connected to the input shaft, and a fourth gear directly connected to one rotary element of the second planetary gear train.
    Type: Grant
    Filed: October 3, 2017
    Date of Patent: February 11, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Dong Hwan Hwang, Kyeong Hun Lee, Jong Sool Park, Jong Soo Kim, Ho Rim Yang, Wook Jin Jang, Jin Ho Kim
  • Patent number: 10344831
    Abstract: A transmission may include input shaft connected to second rotary element of the third planetary gear set and first clutch; first shaft connecting first rotary element of the second planetary gear set, and second clutch; second shaft connecting first rotary element of the third planetary gear set and first brake; third shaft connecting first rotary element of the first planetary gear set and third clutch; fourth shaft connecting third rotary element of the fourth planetary gear set, the third clutch, and second brake; fifth shaft connecting second rotary element of the first planetary gear set, second rotary element of the second planetary gear set, and third rotary element of the third planetary gear set; and sixth shaft connecting third rotary element of the first planetary gear set, third rotary element of the second planetary gear set, first rotary element of the fourth planetary gear set, and fourth clutch.
    Type: Grant
    Filed: June 28, 2017
    Date of Patent: July 9, 2019
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Seong Wook Ji, Kang Soo Seo, Jae Chang Kook, Seong Wook Hwang, Hyu Tae Shim, Won Min Cho, Hyun Sik Kwon, Wook Jin Jang, Myeong Hoon Noh
  • Patent number: 10328110
    Abstract: The present invention relates to a composition for promoting osteoblast or cartilage cell differentiation. More particularly, the present invention relates to a composition, which includes stauntonia hexaphylla leaf extract that may be safely used without toxicity and side effects by using a natural ingredient, for promoting bone (tissue) formation to be used for suppressing and treating bone and cartilage tissue damage. A pharmaceutical composition including the stauntonia hexaphylla leaf extract according to the present invention as an active ingredient may be used as a medicine for periodontitis or osteoporosis to treat or prevent periodontitis or osteoporosis.
    Type: Grant
    Filed: April 29, 2014
    Date of Patent: June 25, 2019
    Assignees: JEONNAM BIOINDUSTRY FOUNDATION, YUNGJIN PHARMACEUTICAL CO., LTD.
    Inventors: Chul Yung Choi, Sang O Pan, Hee Jin Seol, Gyu Ok Lee, Wook Jin Jang, Hee Sook Kim, Jae Yong Kim, HuWon Kang, Dong Wook Lee, Sun Oh Kim, Jae Gap Kim, JoonYung Park
  • Publication number: 20180297463
    Abstract: A hybrid vehicle transmission includes input and output shafts, first and second motor/generators, a first planetary gear train in which one rotary element of three rotary elements is connected to the input shaft and another thereof is connected to the first motor/generator, a second planetary gear train in which one of three rotary elements is connected to the output shaft and another thereof is connected to the second motor/generator, a first external gear pair consisting of a first gear, connected to a remaining rotary element of the first planetary gear train, and a second gear, connected to a remaining rotary element of the second planetary gear train, and a second external gear pair consisting of a third gear, connected to the input shaft, and a fourth gear directly connected to one rotary element of the second planetary gear train.
    Type: Application
    Filed: October 3, 2017
    Publication date: October 18, 2018
    Inventors: Dong Hwan HWANG, Kyeong Hun LEE, Jong Sool PARK, Jong Soo KIM, Ho Rim YANG, Wook Jin JANG, Jin Ho KIM
  • Patent number: 9869373
    Abstract: A transmission for a vehicle may include a first planetary gear set, a second planetary gear set, a third, planetary gear set, and a fourth planetary gear set each including three rotary elements, and a plurality of friction members, wherein the friction members are connected to at least one of the rotary elements of the planetary gear sets and control rotation of the rotary elements.
    Type: Grant
    Filed: October 23, 2015
    Date of Patent: January 16, 2018
    Assignee: Hyundai Motor Company
    Inventors: Seong Wook Ji, Kang Soo Seo, Jae Chang Kook, Won Min Cho, Myeong Hoon Noh, Wook Jin Jang, Seong Wook Hwang
  • Publication number: 20170299019
    Abstract: A transmission for a vehicle may include a first planetary gear set, a second planetary gear set, a third, planetary gear set, and a fourth planetary gear set each including three rotary elements, and a plurality of friction members, in which the friction members are connected to at least one or more of the rotary elements of the planetary gear sets and control rotation of the rotary elements.
    Type: Application
    Filed: June 28, 2017
    Publication date: October 19, 2017
    Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: SEONG WOOK JI, KANG SOO SEO, JAY CHANG KOOK, SEONG WOOK HWANG, HYU TAE SHIM, WON MIN CHO, HYUN SIK KWON, WOOK JIN JANG, MYEONG HOON NOH
  • Patent number: 9791021
    Abstract: A transmission for a vehicle may include an input shaft, an output shaft, a first planetary gear set, a second planetary gear set, a third, planetary gear set, a fourth planetary gear set, provided to transfer a torque between the input shaft and the output shaft, and friction members, wherein each of the first, second, third, and fourth planetary gear sets includes three rotary elements and three of the friction members are each selectively connected to at least one of the at least three rotary elements of the first, second, third, and fourth planetary gear sets and control rotation of the rotary elements to achieve gear ratios of ten or more steps of forward shifting and one step of reverse shifting in a vehicle.
    Type: Grant
    Filed: October 19, 2015
    Date of Patent: October 17, 2017
    Assignee: Hyundai Motor Company
    Inventors: Jae Chang Kook, Kang Soo Seo, Won Min Cho, Myeong Hoon Noh, Seong Wook Ji, Wook Jin Jang, Seong Wook Hwang
  • Patent number: 9765855
    Abstract: A transmission for vehicles may include a first planetary gear set, a second planetary gear set, a third planetary gear set, and a fourth planetary gear set each of the first, second and third planetary gear sets including three rotary elements; and a plurality of friction members, wherein the friction members are connected to at least one of the rotary elements of the planetary gear sets and control rotation of the rotary elements.
    Type: Grant
    Filed: November 17, 2015
    Date of Patent: September 19, 2017
    Assignee: Hyundai Motor Company
    Inventors: Jae Chang Kook, Kang Soo Seo, Won Min Cho, Myeong Hoon Noh, Seong Wook Ji, Wook Jin Jang, Seong Wook Hwang
  • Patent number: 9752656
    Abstract: A transmission for a vehicle may include a first planetary gear set, a second planetary gear set, a third, planetary gear set, and a fourth planetary gear set each including three rotary elements, and a plurality of friction members, in which the friction members are connected to at least one or more of the rotary elements of the planetary gear sets and control rotation of the rotary elements.
    Type: Grant
    Filed: October 23, 2015
    Date of Patent: September 5, 2017
    Assignee: Hyundai Motor Company
    Inventors: Seong Wook Ji, Kang Soo Seo, Jae Chang Kook, Won Min Cho, Myeong Hoon Noh, Wook Jin Jang, Seong Wook Hwang
  • Patent number: 9644711
    Abstract: An automotive multistage transmission may include an input shaft and an output shaft, a first planetary gear set, a second planetary gear set, a third planetary gear set, and a fourth planetary gear set each including three rotary members and transmitting torque between the input shaft and the output shaft, and at least six shifting members connected to the rotary members of the planetary gear sets.
    Type: Grant
    Filed: October 15, 2015
    Date of Patent: May 9, 2017
    Assignee: Hyundai Motor Company
    Inventors: Won Min Cho, Kang Soo Seo, Jae Chang Kook, Hyun Sik Kwon, Myeong Hoon Noh, Seong Wook Ji, Wook Jin Jang, Seong Wook Hwang
  • Patent number: 9638289
    Abstract: A multi-stage transmission for a vehicle includes an input shaft, an output shaft, first to fourth planetary gear devices each having three rotary elements and transmitting rotary forces between the input and output shafts, and at least six shifting elements connected to the rotary elements of the planetary gear devices. Of the first planetary gear device, the first rotary element is installed to be fixable by any one of the shifting elements and permanently connected to the second rotary element of the third planetary gear device and the third rotary element of the fourth planetary gear device, the second rotary element is variably connected to the third rotary element of the second planetary gear device and the third rotary element of the third planetary gear device, and the third rotary element is variably connected to the first and second rotary elements of the second planetary gear device.
    Type: Grant
    Filed: November 16, 2015
    Date of Patent: May 2, 2017
    Assignee: Hyundai Motor Company
    Inventors: Seong Wook Ji, Kang Soo Seo, Jae Chang Kook, Hyu Tae Shim, Myeong Hoon Noh, Won Min Cho, Wook Jin Jang, Seong Wook Hwang
  • Patent number: 9587714
    Abstract: A multi-stage transmission for vehicle may include an input shaft; and an output shafts; first to fourth planetary gear devices transmitting rotary force between the input and output shafts, each of them having three rotary elements; and at least six shifting elements connected to the rotary elements of the planetary gear devices; wherein first rotary element of the first planetary gear device is permanently connected to the input shaft and second rotary element of the third planetary gear device, second rotary element is installed to be fixable by any one of the shifting elements and variably connected to first rotary element of the third planetary gear device and first rotary element of the fourth planetary gear device, and third rotary element is variably connected to first rotary element of the second planetary gear device and permanently connected to second rotary element of the second planetary gear device.
    Type: Grant
    Filed: November 5, 2015
    Date of Patent: March 7, 2017
    Assignee: HYUNDAI MOTOR COMPANY
    Inventors: Jae Chang Kook, Kang Soo Seo, Won Min Cho, Myeong Hoon Noh, Seong Wook Ji, Wook Jin Jang, Seong Wook Hwang
  • Patent number: 9546714
    Abstract: A multi-stage transmission for a vehicle may include an input shaft, an output shaft, first to fourth planetary gear devices disposed between the input shaft and the output shaft to transmit rotary force, each of them having three rotary elements, and at least six shifting elements connected to the rotary elements of the planetary gear devices, wherein a first rotary element of the first planetary gear device is continuously connected to the input shaft and variably connected to a second rotary element of the first planetary gear device, the second rotary element is installed to be fixable by one shifting element of the at least six shifting elements, and a third rotary element of the first planetary gear device is continuously connected to a second rotary element of the second planetary gear device and variably connected to a third rotary element of the third planetary gear device.
    Type: Grant
    Filed: November 10, 2015
    Date of Patent: January 17, 2017
    Assignee: Hyundai Motor Company
    Inventors: Jae Chang Kook, Kang Soo Seo, Won Min Cho, Myeong Hoon Noh, Seong Wook Ji, Wook Jin Jang, Seong Wook Hwang
  • Patent number: 9534667
    Abstract: A transmission for a vehicle includes: a first planetary gear set, a second planetary gear set, a third planetary gear set, and a fourth planetary gear set each including three rotary elements; and a plurality of friction members for controlling rotation of the rotary elements. The transmission improves fuel efficiency by implementing multiple steps of shifting and improves vehicle driving comfort by using operating points in a low RPM range of an engine.
    Type: Grant
    Filed: October 15, 2015
    Date of Patent: January 3, 2017
    Assignee: Hyundai Motor Company
    Inventors: Jae Chang Kook, Seong Wook Hwang, Hyun Sik Kwon, Seong Wook Ji, Won Min Cho, Wook Jin Jang, Myeong Hoon Noh
  • Publication number: 20160363188
    Abstract: A transmission for a vehicle includes: a first planetary gear set, a second planetary gear set, a third planetary gear set, and a fourth planetary gear set each including three rotary elements; and a plurality of friction members for controlling rotation of the rotary elements. The transmission improves fuel efficiency by implementing multiple steps of shifting and improves vehicle driving comfort by using operating points in a low RPM range of an engine.
    Type: Application
    Filed: October 15, 2015
    Publication date: December 15, 2016
    Applicant: Hyundai Motor Company
    Inventors: Jae Chang KOOK, Seong Wook HWANG, Hyun Sik KWON, Seong Wook JI, Won Min CHO, Wook Jin JANG, Myeong Hoon NOH
  • Publication number: 20160363189
    Abstract: A transmission for a vehicle may include a first planetary gear set, a second planetary gear set, a third, planetary gear set, and a fourth planetary gear set each including three rotary elements, and a plurality of friction members, in which the friction members are connected to at least one of the rotary elements of the planetary gear sets and control rotation of the rotary elements.
    Type: Application
    Filed: October 19, 2015
    Publication date: December 15, 2016
    Applicant: Hyundai Motor Company
    Inventors: Jae Chang KOOK, Kang Soo SEO, Won Min CHO, Myeong Hoon NOH, Seong Wook JI, Wook Jin JANG, Seong Wook HWANG