| Number | Name | Date | Kind |
|---|---|---|---|
| D339099 | Falck et al. | Sep 1993 | |
| D339561 | Maiworm et al. | Sep 1993 | |
| D363910 | Chung | Nov 1995 | |
| D366641 | Neeper | Jan 1996 | |
| D367461 | Chung | Feb 1996 | |
| D368464 | Morley et al. | Apr 1996 | |
| D374420 | Neeper | Oct 1996 | |
| D375075 | Kugler | Oct 1996 | |
| D377640 | Neeper | Jan 1997 | |
| D380431 | Brown et al. | Jul 1997 | |
| D380724 | Brown et al. | Jul 1997 |