Patents by Inventor Yeon Cheon Woo

Yeon Cheon 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).

  • Planetary gear set equipped with pinion shaft and carrier
    Patent number: 8029407
    Abstract: A planetary gear set equipped with a pinion shaft and a carrier may include a pinion shaft having a engaging portion that protrudes in a longitudinal direction on an end thereof; a carrier into which the engaging portion of the pinion shaft is inserted; and a fastener engaged to the engaging portion of the pinion shaft, such that a portion of the carrier is fixed to the pinion shaft.
    Type: Grant
    Filed: February 13, 2008
    Date of Patent: October 4, 2011
    Assignee: Hyundai Motor Company
    Inventor: Yeon Cheon Woo
  • PLANETARY GEAR SET EQUIPPED WITH PINION SHAFT AND CARRIER
    Publication number: 20090105033
    Abstract: A planetary gear set equipped with a pinion shaft and a carrier according to an exemplary embodiments of the present invention includes: a pinion shaft having a engaging portion that protrudes in a longitudinal direction on an end thereof; a carrier into which the engaging portion of the pinion shaft is inserted; and a fastener engaged to the engaging portion of the pinion shaft, such that a portion of the carrier is fixed to the pinion shaft.
    Type: Application
    Filed: February 13, 2008
    Publication date: April 23, 2009
    Inventor: Yeon Cheon Woo