
| 1989. 8 | ¼³ºñ Áøµ¿ ºÐ¼® ¹× Áøµ¿ °ü¸®¿¡ °üÇÑ ¿¬¼ö | Osaka, Japan |
| 1994.12 | ÇÏÀÌÆÄ¿ö ÃÊÀ½ÆÄ ºÐ¼® ½Ã½ºÅÛ ÇØ¿Ü ¿¬¼ö(1~6Â÷) | Ritec, Providence, RI. |
| 1995. 3 | RAM ½Ã½ºÅÛ ¼Ò°³ ¹× Àû¿ë¿¡ °üÇÑ ¼¼¹Ì³ª | KRISS |
| 1995. 5 | Modal Acoustic Emission¿¡ °üÇÑ ¼¼¹Ì³ª | KRISS |
| 1995. 7 | °ÇÃà ±¸Á¶¹°ÀÇ ¾ÈÀü Áø´Ü ¹æ¹ý¿¡ °üÇÑ ¼¼¹Ì³ª | KRISS |
| 1995.12 | Digital Wave»ç ¹æ¹® | DWC Office, Denver |
| 1996. 3 | ÃÊÀ½ÆÄ Æ©ºê °Ë»ç ½Ã½ºÅÛ¿¡ °üÇÑ ÇØ¿Ü ¿¬¼ö | IRIS Inspection, Houston |
| 1996. 7 | ¿ëÁ¢ºÎ °áÇÔ ½ÃÇèÆí¿¡ °üÇÑ ÇØ¿Ü ¿¬¼ö | Lancaster, U.K |
| 1996. 9 | ibg 3rd sales meeting & seminar | Frankfurt, Germany |
| 1998. 9 | ibg 4th sales meeting & seminar | Ebermanstadt. Germany |
| 2000. 6. 22 | The Applications of Laser Ultrasonics | KRISS |
| 2002. 6. 17 | RAM ½Ã½ºÅÛ¿¡ °üÇÑ ¼¼¹Ì³ª | KRISS |
| 2002. 10. 9-10 | The Applications of Laser Ultrasonics | KRISS |
| 2004. 8.19-20 | À¯µµ ÃÊÀ½ÆÄ ±â¼ú ¹× ÀÀ¿ë | ÇÑÈ Äܵµ,ºÎ»ê/KSNT |