Patents by Inventor Sang Yong Oh

Sang Yong Oh 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).

  • Fluid dynamic bearing assembly
    Patent number: 8475049
    Abstract: There is provided a fluid dynamic bearing assembly including: a sleeve having a shaft insertedly mounted therein; and upper and lower radial bearing parts formed on at least one of an outer circumferential surface of the shaft and an inner circumferential surface of the sleeve, wherein a clearance between the lower radial bearing part and a surface disposed to face the lower radial bearing part is wider than a clearance between the upper radial bearing part and a surface disposed to face the upper radial bearing part.
    Type: Grant
    Filed: July 28, 2011
    Date of Patent: July 2, 2013
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Sang Yong Oh, Sang Jin Park
  • Fluid dynamic bearing assembly
    Publication number: 20120033905
    Abstract: There is provided a fluid dynamic bearing assembly including: a sleeve having a shaft insertedly mounted therein; and upper and lower radial bearing parts formed on at least one of an outer circumferential surface of the shaft and an inner circumferential surface of the sleeve, wherein a clearance between the lower radial bearing part and a surface disposed to face the lower radial bearing part is wider than a clearance between the upper radial bearing part and a surface disposed to face the upper radial bearing part.
    Type: Application
    Filed: July 28, 2011
    Publication date: February 9, 2012
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Sang Yong Oh, Sang Jin Park