Patents by Inventor Ju Hyun Cha

Ju Hyun Cha 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: 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
  • Publication number: 20210394656
    Abstract: A vehicle seat back may include an integrated suspension structure including a suspension wire and suspension mounting guides coupled to both sides of the suspension wire; and a seat back pad foamed for integrating with the integrated suspension structure in a state in which the integrated suspension structure is inserted into a mold for seat back pad formation.
    Type: Application
    Filed: September 1, 2021
    Publication date: December 23, 2021
    Applicants: Hyundai Motor Company, Kia Corporation, Hyundai Transys Inc.
    Inventors: Ju Hyun CHA, Gil Ju KIM, Seon Chae NA, Chan Ho JUNG, Teh Chiang WANG
  • Patent number: 11135953
    Abstract: A seatback frame for a vehicle is capable of preventing a passenger seated on a seat from being injured by a sharp edge of a side frame in the event of a collision of the vehicle. The seatback frame includes side frames installed to extend longitudinally in a vertical direction at opposite sides of the seatback frame, respectively, an upper frame joined to the side frames, and a lower frame joined to the side frames. Protrusions are formed at a surface of the upper frame while being spaced apart, by a predetermined distance, from edges present at edge portions of the side frames, respectively, to prevent the passenger from being injured by the edges.
    Type: Grant
    Filed: November 19, 2019
    Date of Patent: October 5, 2021
    Assignees: Hyundai Motor Company, Kia Motors Corporation, Hyundai Transys Inc.
    Inventors: Ju Yeol Kong, Gil Ju Kim, Jung Sang You, Ju Hyun Cha, Tae Hee Won, Seon Chae Na, Chan Ho Jung, Jin Ho Seo, Sung Young Lee, Man Seock Kim, Joo Ho Park, Dong Jin Kim
  • Patent number: 11130430
    Abstract: A vehicle seat back may include an integrated suspension structure including a suspension wire and suspension mounting guides coupled to both sides of the suspension wire; and a seat back pad foamed for integrating with the integrated suspension structure in a state in which the integrated suspension structure is inserted into a mold for seat back pad formation.
    Type: Grant
    Filed: July 30, 2019
    Date of Patent: September 28, 2021
    Assignees: Hyundai Motor Company, Kia Motors Corporation, HYUNDAI TRANSYS INC.
    Inventors: Ju Hyun Cha, Gil Ju Kim, Seon Chae Na, Chan Ho Jung, Teh Chiang Wang
  • Patent number: 11014477
    Abstract: A lumbar support apparatus for a vehicle seat, may include a support frame; a hinge plate mounted on a middle portion of the support frame; an upper end plate mounted on an upper end portion of the support frame; a lower end plate mounted on a lower end portion of the support frame; and a rotary supporting shaft having both side end portions fixed to a seatback frame, and having an anti-rotation bending end portion supported by the rear surface of the hinge plate, wherein the rotary supporting shaft is inserted into a hinge holder formed on the rear surface of the hinge plate for rotating the hinge plate.
    Type: Grant
    Filed: September 26, 2019
    Date of Patent: May 25, 2021
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Tae Hee Won, Gil Ju Kim, Ju Hyun Cha, Ju Yeol Kong, Chan Ho Jung, Jae Hun Ryu, Kwang Bin Im, Hyuk Kim
  • Publication number: 20200406799
    Abstract: A seatback frame for a vehicle is capable of preventing a passenger seated on a seat from being injured by a sharp edge of a side frame in the event of a collision of the vehicle. The seatback frame includes side frames installed to extend longitudinally in a vertical direction at opposite sides of the seatback frame, respectively, an upper frame joined to the side frames, and a lower frame joined to the side frames. Protrusions are formed at a surface of the upper frame while being spaced apart, by a predetermined distance, from edges present at edge portions of the side frames, respectively, to prevent the passenger from being injured by the edges.
    Type: Application
    Filed: November 19, 2019
    Publication date: December 31, 2020
    Inventors: Ju Yeol Kong, Gil Ju Kim, Jung Sang You, Ju Hyun Cha, Tae Hee Won, Seon Chae Na, Chan Ho Jung, Jin Ho Seo, Sung Young Lee, Man Seock Kim, Joo Ho Park, Dong Jin Kim
  • Publication number: 20200331370
    Abstract: A lumbar support apparatus for a vehicle seat, may include a support frame; a hinge plate mounted on a middle portion of the support frame; an upper end plate mounted on an upper end portion of the support frame; a lower end plate mounted on a lower end portion of the support frame; and a rotary supporting shaft having both side end portions fixed to a seatback frame, and having an anti-rotation bending end portion supported by the rear surface of the hinge plate, wherein the rotary supporting shaft is inserted into a hinge holder formed on the rear surface of the hinge plate for rotating the hinge plate
    Type: Application
    Filed: September 26, 2019
    Publication date: October 22, 2020
    Applicants: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Tae Hee WON, Gil Ju KIM, Ju Hyun CHA, Ju Yeol KONG, Chan Ho JUNG, Jae Hun RYU, Kwang Bin IM, Hyuk KIM
  • Publication number: 20200148082
    Abstract: A vehicle seat back may include an integrated suspension structure including a suspension wire and suspension mounting guides coupled to both sides of the suspension wire; and a seat back pad foamed for integrating with the integrated suspension structure in a state in which the integrated suspension structure is inserted into a mold for seat back pad formation.
    Type: Application
    Filed: July 30, 2019
    Publication date: May 14, 2020
    Applicants: Hyundai Motor Company, Kia Motors Corporation, HYUNDAI TRANSYS INC.
    Inventors: Ju Hyun Cha, Gil Ju Kim, Seon Chae Na, Chan Ho Jung, Teh Chiang Wang
  • Patent number: 9096154
    Abstract: The present invention relates to a reclining apparatus for a head rest of a rear seat that includes: a reclining motor operably coupled to an integral lead screw; a carrier thread fastened to the integral lead screw; and a link module configured to transmit operation force from the carrier to a head rest module, wherein the head rest module angle is adjusted in a forward/rearward direction by the operation force from the carrier and the link module.
    Type: Grant
    Filed: May 15, 2013
    Date of Patent: August 4, 2015
    Assignees: Hyundai Motor Company, Kia Motors Corporation, Hyundai Dymos Incorporated
    Inventors: Mi Sun Kwon, Jun Yeol Heo, Ju Hyun Cha, Jung Sang You, Seon Chae Na, Hak Gyun Kim, Chan Ho Jeong, Chan Uk Park, Jin Ho Seo, Yun Ho Kim, Myeong Sub Kim
  • Publication number: 20150165969
    Abstract: A seat haptic device of a vehicle may include a hollow motor case of which an upper end portion is open, a shaft inserted in an axial direction into the motor case and rotatably supported at least in part by the motor case, an eccentric plumb attached to one side of the shaft to generate an eccentric force in rotation of the shaft, a rotor attached to the other side of the shaft, the rotor having magnetism when applied with a current, a stator installed in the motor case and spaced apart from the rotor at a predetermined interval, a cover configured to open/close the upper end portion of the motor case, the cover having a current supply pin for supplying the current to the rotor, and a current applying means configured to electrically connect the rotor and the current supply pin.
    Type: Application
    Filed: October 13, 2014
    Publication date: June 18, 2015
    Applicants: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Ju Hyun CHA, Sang Do Park, Hyun Ko, Jun Yeol Heo, Dong Woo Jeong
  • Patent number: 9022463
    Abstract: A rear-seat armrest locking apparatus includes a release lever installed in an armrest to generate a pulling force, a link guide connected with the release lever through a release cable to provide a pulling force, and installed inside the armrest to move up and down, a link connected with the link guide to turn an up-and-down linear movement to a lateral movement, a locking pin connected with the link to laterally move by means of the pulling force transferred from the link, and being released from a locking hole of a side fixing plate, and a spring installed on the locking pin to return the locking pin to an original position of the locking pin and insert the locking pin into the locking hole. The rear-seat armrest locking apparatus prevents the armrest from being unfolded forward in a forward collision, thereby preventing an accident.
    Type: Grant
    Filed: March 18, 2013
    Date of Patent: May 5, 2015
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Ju Hyun Cha, Sang Do Park, Hak Gyun Kim, Tae Hoon Lee, Dong Woo Jeong
  • Publication number: 20140159459
    Abstract: The present invention relates to a reclining apparatus for a head rest of a rear seat that includes: a reclining motor operably coupled to an integral lead screw; a carrier thread fastened to the integral lead screw; and a link module configured to transmit operation force from the carrier to a head rest module, wherein the head rest module angle is adjusted in a forward/rearward direction by the operation force from the carrier and the link module.
    Type: Application
    Filed: May 15, 2013
    Publication date: June 12, 2014
    Applicants: HYUNDAI MOTOR COMPANY, HYUNDAI DYMOS INCORPORATED, KIA MOTORS CORPORATION
    Inventors: Mi Sun Kwon, Jun Yeol Heo, Ju Hyun Cha, Jung Sang You, Seon Chae Na, Hak Gyun Kim, Chan Ho Jeong, Chan Uk Park, Jin Ho Seo, Yun Ho Kim, Myeong Sub Kim
  • Publication number: 20140125107
    Abstract: A rear-seat armrest locking apparatus includes a release lever installed in an armrest to generate a pulling force, a link guide connected with the release lever through a release cable to provide a pulling force, and installed inside the armrest to move up and down, a link connected with the link guide to turn an up-and-down linear movement to a lateral movement, a locking pin connected with the link to laterally move by means of the pulling force transferred from the link, and being released from a locking hole of a side fixing plate, and a spring installed on the locking pin to return the locking pin to an original position of the locking pin and insert the locking pin into the locking hole. The rear-seat armrest locking apparatus prevents the armrest from being unfolded forward in a forward collision, thereby preventing an accident.
    Type: Application
    Filed: March 18, 2013
    Publication date: May 8, 2014
    Applicants: Kia Motors Corporation, Hyundai Motor Company
    Inventors: Ju Hyun Cha, Sang Do Park, Hak Gyun Kim, Tae Hoon Lee, Dong Woo Jeong