Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9890947 | Prediction method for corrosion rate of steam generator tube using eddy current testing | Hee-Sang Shim, Myung-Sik Choi, Do-Haeng Hur | 2018-02-13 |
| 9341367 | Tube sheet of steam generator having anticorrosive layer and manufacturing method thereof | Do-Haeng Hur, Myung-Sik Choi, Kyung-Mo Kim, Jung Ho Han | 2016-05-17 |
| 9069082 | Method for detection of radiation-induced damage to biomaterial using magnetic sensor and magnetic sensor biochip for biodosimetry using the same | Deuk-Gun Park, Hoon Song, Yong Hwan Jeong | 2015-06-30 |
| 7242201 | Apparatus and method for detecting state of heat exchanger tube | Myung-Sik Choi, Do-Haeng Hur, Jung Ho Han | 2007-07-10 |
| 6677748 | Method of discriminating through-wall cracks and measuring through-wall length of cracks in nuclear steam generator tubes using eddy current signals | Do-Haeng Hur, Myung-Sik Choi, Jung Ho Han | 2004-01-13 |
| 5734636 | Song recording medium for video-song accompaniment and a recording and reproducing method and reproducing apparatus adopting the same | Bong-hun Song | 1998-03-31 |
| 5672838 | Accompaniment data format and video-song accompaniment apparatus adopting the same | Hong-Soon Park | 1997-09-30 |
| 5654944 | Method for reproducing a reserved program and compact disc player employing the same | Hae-min Choi | 1997-08-05 |
| 5635657 | Recording medium for video-song accompaniment and video-song accompaniment apparatus adopting the same | Dong-Jin Park | 1997-06-03 |
| 5617385 | Compact disk and high-speed search method thereof and recording method appropriate therefor | Gyoung-chan Park, Won J. You, Jae-yong Kang | 1997-04-01 |
| 5616878 | Video-song accompaniment apparatus for reproducing accompaniment sound of particular instrument and method therefor | Jae-yong Kang | 1997-04-01 |
| 5570340 | Disk recording medium and method which uses an order table to correlate stored programs | Rae-hwan Lee | 1996-10-29 |
| 5561649 | Disk recording medium and reproduction method and apparatus thereof | Rae-hwan Lee, Hwa-jin Jeon, Kwang-Sik Choi, Hong-Soon Park, Sang-hwa Yun +5 more | 1996-10-01 |
| 5546368 | Disk recording medium and reproduction method and apparatus thereof | Rae-hwan Lee, Hwa-jin Jeon, Kwang-Sik Choi, Hong-Soon Park, Sang-hwa Yun +5 more | 1996-08-13 |