| Number | Name | Date | Kind |
|---|---|---|---|
| 5911134 | Castonguay et al. | Oct 1990 | A |
| 5111391 | Fields et al. | May 1992 | A |
| 5267865 | Lee et al. | Dec 1993 | A |
| 5270920 | Pearse et al. | Dec 1993 | A |
| 5306154 | Ujita et al. | Apr 1994 | A |
| 5325292 | Crockett | Jun 1994 | A |
| 5326270 | Ostby | Jul 1994 | A |
| 5779486 | Ho et al. | Mar 1996 | A |
| 5823781 | Hitchcock et al. | Sep 1996 | A |
| 6035278 | Mansour | Jul 1997 | A |
| 6049776 | Donnelly et al. | May 1998 | A |
| Entry |
|---|
| Silton-Bookman Systems. Registrar for Windows Jun. 1996 1-14, 95-98, 123-124 and 191-197. |