| Number | Name | Date | Kind |
|---|---|---|---|
| D417659 | Takemasa | Dec 1999 | S |
| D431537 | Saeki et al. | Oct 2000 | S |
| D454845 | Niitsu | Mar 2002 | S |
| D458236 | Bong et al. | Jun 2002 | S |
| D458237 | Niitsu | Jun 2002 | S |
| D462353 | Kita | Sep 2002 | S |
| D475356 | Niitsu | Jun 2003 | S |
| D486803 | Fujiki et al. | Feb 2004 | S |
| D488451 | Niitsu | Apr 2004 | S |
| D492270 | Natori et al. | Jun 2004 | S |
| D494149 | Shih | Aug 2004 | S |