Patents by Inventor Sunghoon WOO

Sunghoon WOO 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).

  • Control device for continuously variable transmission
    Patent number: 10207714
    Abstract: Control device for continuously variable transmission has continuously variable transmission mechanism (CVT) transmitting power with belt (7) wound around primary and secondary pulley (5, 6); torque convertor (2) having pump impeller (20), turbine runner (21) and lock-up clutch (2a); and control unit (10) controlling lock-up clutch (2a) to predetermined engagement state and controlling the CVT to predetermined transmission ratio, according to travelling condition.
    Type: Grant
    Filed: January 7, 2015
    Date of Patent: February 19, 2019
    Assignees: JATCO LTD, NISSAN MOTOR CO., LTD.
    Inventors: Seiichiro Takahashi, Hiroki Iwasa, Hironori Miyaishi, Sunghoon Woo, Takaaki Matsui, Tomoaki Honma, Yoshio Yasui, Yuta Suzuki, Masayuki Mannen, Susumu Saitou
  • CONTROL DEVICE FOR CONTINUOUSLY VARIABLE TRANSMISSION
    Publication number: 20160339921
    Abstract: Control device for continuously variable transmission has continuously variable transmission mechanism (CVT) transmitting power with belt (7) wound around primary and secondary pulley (5, 6); torque convertor (2) having pump impeller (20), turbine runner (21) and lock-up clutch (2a); and control unit (10) controlling lock-up clutch (2a) to predetermined engagement state and controlling the CVT to predetermined transmission ratio, according to travelling condition.
    Type: Application
    Filed: January 7, 2015
    Publication date: November 24, 2016
    Applicants: JATCO Ltd, NISSAN MOTOR CO., LTD.
    Inventors: Seiichiro TAKAHASHI, Hiroki IWASA, Hironori MIYAISHI, Sunghoon WOO, Takaaki MATSUI, Tomoaki HONMA, Yoshio YASUI, Yuta SUZUKI, Masayuki MANNEN, Susumu SAITOU