| 2004.4 Motion Engineering |
| 2004.02 Int. ROBOT FAIR 2004 |
| 2003.11 Robot 2003 |
| 2003.4 Motion Engineering |
| 2002.4 Motion Engineering |
| 2001.12 Semicon Japan |
| 2001.11 Robot 2001 |
| 2001.4 Motion Engineering |
| 2000.4 Motion Engineering |
| 2000.03 KOFA2000 |
| 1999.10 Robot99 |
| 1999.4.Motion Engineering |
| 1998.4.Motion Engineering |
| 1997.10.Robot97 |
| 1997.4.Motion Engineering |