Patents by Inventor Yong-Tak Han

Yong-Tak Han 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).

  • REAR SEAT APPARATUS FOR VEHICLE
    Publication number: 20250091493
    Abstract: A rear seat apparatus for a vehicle includes a back frame and a cushion frame. The back frame is not interlocked with the cushion frame and is individually rotated in the forward-and-rearward direction independently of the cushion frame. The cushion frame is not interlocked with the back frame and individually slides in the forward-and-rearward direction independently of the back frame. A front seating state and a rear seating state of a passenger are implemented through individual sliding movement of the cushion frame in the forward-and-rearward direction.
    Type: Application
    Filed: January 18, 2024
    Publication date: March 20, 2025
    Inventors: Mu Young Kim, Hee Dong Choi, Soo Hyun Moon, Wan Su Park, Gil Ju Kim, Seok Ju Gim, Kyoung Su Oh, Jae Hong Bae, Dong Hyeon Kim, Yong Tak Han, Sung Wook Lee, Yong Sun Oh, Kyu Hee Lee
  • Seat height gear system and seat having the same
    Patent number: 12043148
    Abstract: An embodiment is a seat height gear system including a monopost apparatus configured to be mounted under a seat, the monopost apparatus comprising a lower post and an upper post, and a direct drive motor apparatus within the monopost apparatus, the direct drive motor apparatus including a motor and a gear unit, the gear unit including a pinion and a rack bar, the rack bar being configured to be engaged with the pinion, the motor being fixed to the lower post of the monopost apparatus, the pinion being coupled to the motor, the rack bar being fixed to an upper post of the monopost apparatus, the motor being configured to rotate the pinion, and the rack bar being configured to convert the rotation of the pinion into the linear motion.
    Type: Grant
    Filed: September 20, 2022
    Date of Patent: July 23, 2024
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, DAS CO., LTD
    Inventors: Hyung-Jin Park, Gil-Ju Kim, Soo-Hyun Moon, Ju-Yeol Kong, Sung-Hak Hong, Sang-Do Park, Ga-Be Nam, Seong-Hwan Song, Yong-Tak Han, Duck-Yeol Kim
  • Seat Height Gear System and Seat Having the Same
    Publication number: 20230278470
    Abstract: An embodiment is a seat height gear system including a monopost apparatus configured to be mounted under a seat, the monopost apparatus comprising a lower post and an upper post, and a direct drive motor apparatus within the monopost apparatus, the direct drive motor apparatus including a motor and a gear unit, the gear unit including a pinion and a rack bar, the rack bar being configured to be engaged with the pinion, the motor being fixed to the lower post of the monopost apparatus, the pinion being coupled to the motor, the rack bar being fixed to an upper post of the monopost apparatus, the motor being configured to rotate the pinion, and the rack bar being configured to convert the rotation of the pinion into the linear motion.
    Type: Application
    Filed: September 20, 2022
    Publication date: September 7, 2023
    Inventors: Hyung-Jin Park, Gil-Ju Kim, Soo-Hyun Moon, Ju-Yeol Kong, Sung-Hak Hong, Sang-Do Park, Ga-Be Nam, Seong-Hwan Song, Yong-Tak Han, Duck-Yeol Kim