| Number | Name | Date | Kind |
|---|---|---|---|
| D220772 | Hawkins et al. | May 1971 | |
| D307659 | Kobayashi et al. | May 1990 | |
| D347508 | Kubota et al. | May 1994 | |
| D377555 | Ueno | Jan 1997 | |
| D407175 | Nishimura | Mar 1999 | |
| 1591362 | Coffing | Jul 1926 | |
| 2351665 | Coffing | Jun 1944 | |
| 3139268 | Carroll | Jun 1964 | |
| 3163399 | Skerry | Dec 1964 | |
| 3258248 | Lerch et al. | Jun 1966 | |
| 3985342 | Denman | Oct 1976 | |
| 5007617 | Nishimura et al. | Apr 1991 |