| Number | Name | Date | Kind |
|---|---|---|---|
| D326867 | Kwak | Jun 1992 | S |
| D359506 | Lee | Jun 1995 | S |
| D378218 | Hong et al. | Feb 1997 | S |
| D468762 | Kurita et al. | Jan 2003 | S |
| D501667 | Ishigami et al. | Feb 2005 | S |
| D518515 | Miyauchi et al. | Apr 2006 | S |
| D528154 | Hattori | Sep 2006 | S |
| D528155 | Katayama | Sep 2006 | S |
| D529951 | Katayama et al. | Oct 2006 | S |
| D532449 | Tjin Wong Joe et al. | Nov 2006 | S |
| D534578 | Katayama et al. | Jan 2007 | S |
| D536372 | Lim et al. | Feb 2007 | S |