| Number | Name | Date | Kind |
|---|---|---|---|
| D285894 | Kawakami et al. | Sep 1986 | |
| D301961 | Narisue et al. | Jul 1989 | |
| D323770 | Alsup | Feb 1992 | |
| D323771 | Alsup et al. | Feb 1992 | |
| D333954 | Karlsson et al. | Mar 1993 | |
| D344088 | Tuggle et al. | Feb 1994 | |
| 3962924 | Glover et al. | Jun 1976 | |
| 4898039 | Aiyama et al. | Feb 1990 | |
| 5150523 | McCurry | Jul 1992 |