Patents by Inventor Heugsung Chang

Heugsung Chang 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).

  • Impact rebound type single lever bi-directional inertia latch
    Publication number: 20030035246
    Abstract: A single latch that can secure an actuator arm when a hard disk drive has a clockwise rotational acceleration, or a counterclockwise rotational acceleration. The latch has a first end that can engage a first latch portion of the actuator arm when the disk drive has a clockwise rotational acceleration. The same latch also has a second end that can engage a second latch portion of the actuator arm when the disk drive has a counterclockwise rotational acceleration.
    Type: Application
    Filed: December 4, 2000
    Publication date: February 20, 2003
    Inventors: Yongkyu Byun, Jiyoon Kang, Heugsung Chang, Vinod Sharma