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Patent applications and USPTO patent grants for Sung; Nak Hyoun.The latest application filed is for "apparatus for and method of measuring thickness of materials using the focal length of a lensed fiber".
Patent | Date |
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Apparatus for and method of measuring thickness of materials using the focal length of a lensed fiber Grant 6,721,058 - Kim , et al. April 13, 2 | 2004-04-13 |
Figure-8 optical fiber pulse laser using a dispersion imbalanced nonlinear optical loop mirror Grant 6,636,674 - Kim , et al. October 21, 2 | 2003-10-21 |
Apparatus for and method of measuring thickness of materials using the focal length of a lensed fiber App 20030038951 - Kim, Duck-Young ;   et al. | 2003-02-27 |
Figure-8 optical fiber pulse laser using a dispersion imbalanced nonlinear optical loop mirror App 20020106171 - Kim, Duck Young ;   et al. | 2002-08-08 |
Apparatus and method for measuring refractive index profile of optical fiber or waveguide surface App 20020048016 - Kim, Duck Young ;   et al. | 2002-04-25 |
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