Patents by Inventor Yeon Jin Yi

Yeon Jin Yi 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).

  • Spectrophotometer using medium energy ion
    Patent number: 8395117
    Abstract: Provided is a spectrophotometer using medium energy ion. The spectrophotometer using medium energy ion is configured to include: an ion source 10 generating ions; a collimator 20 collimating the ions as a parallel beam; an accelerator 30 accelerating the parallel beam; an ion beam pulse generator 40 pulsing the accelerated ion beam; a focusing objective 50 focusing the pulsed ion beam on a specimen 1; a detector 60 detecting a spectroscopic signal of scattered ion from a specimen 1; and a data analyzer 70 analyzing and processing the spectroscopic signal detected by the detector 60.
    Type: Grant
    Filed: July 28, 2009
    Date of Patent: March 12, 2013
    Assignees: K-MAC, Korea Research Institute of Standards and Science
    Inventors: Dae Won Moon, Ju Hwang Kim, Yeon Jin Yi, Kyu-Sang Yu, Wan Sup Kim
  • Spectrophotometer Using Medium Energy Ion
    Publication number: 20110133081
    Abstract: Provided is a spectrophotometer using medium energy ion. The spectrophotometer using medium energy ion is configured to include: an ion source 10 generating ions; a collimator 20 collimating the ions as a parallel beam; an accelerator 30 accelerating the parallel beam; an ion beam pulse generator 40 pulsing the accelerated ion beam; a focusing objective 50 focusing the pulsed ion beam on a specimen 1; a detector 60 detecting a spectroscopic signal of scattered ion from a specimen 1; and a data analyzer 70 analyzing and processing the spectroscopic signal detected by the detector 60.
    Type: Application
    Filed: July 28, 2009
    Publication date: June 9, 2011
    Applicants: K-MAC, KOREA RESEARCH INSTITUTE OF STANDARDS AND SCIENCE
    Inventors: Dae Won Moon, Ju Hwang Kim, Yeon Jin Yi, Kyu-Sang Yu, Wan Sup Kim