| Number | Name | Date | Kind |
|---|---|---|---|
| D266563 | White | Oct 1982 | |
| D272921 | Kim | Mar 1984 | |
| D281776 | Griffin | Dec 1985 | |
| D282848 | Depraz | Mar 1986 | |
| D288930 | Barbera et al. | Mar 1987 | |
| D289306 | Burnstein et al. | Apr 1987 | |
| D291318 | Kim | Aug 1987 | |
| D292600 | Wagner | Nov 1987 | |
| D300324 | Akagi et al. | Mar 1989 | |
| D302010 | McLaughlin et al. | Jul 1989 | |
| D302426 | Bradley et al. | Jul 1989 | |
| D307739 | Grant | May 1990 | |
| D315552 | Sacherman | Mar 1991 | |
| D315896 | Brown | Apr 1991 | |
| D326261 | Ashmun et al. | May 1992 | |
| D328458 | Barry | Aug 1992 | |
| 3395589 | Gersten | Aug 1968 | |
| 3541541 | Engelbart | Nov 1970 | |
| 3625083 | Bose | Dec 1971 | |
| 3835464 | Rider | Sep 1974 | |
| 3987685 | Opocensky | Oct 1976 | |
| 4245244 | Lijewski et al. | Jan 1981 | |
| 4310839 | Schwerdt | Jan 1982 | |
| 4404865 | Kim | Sep 1983 | |
| 4464652 | Lapson et al. | Aug 1984 | |
| 4538476 | Luque | Sep 1985 | |
| 4559532 | Hosogoe | Dec 1985 | |
| 4562314 | Hosogoe et al. | Dec 1985 | |
| 4573925 | Styers | Mar 1986 | |
| 4581609 | Hosogoe et al. | Apr 1986 | |
| 4594586 | Hosogoe | Jun 1986 | |
| 4595070 | Hodges | Jun 1986 | |
| 4612539 | Hosogoe et al. | Sep 1986 | |
| 4613853 | Hosogoe et al. | Sep 1986 | |
| 4635496 | McTyre | Jan 1987 | |
| 4652871 | Tsukada et al. | Mar 1987 | |
| 4670743 | Zemke | Jun 1987 | |
| 4686522 | Hernandez et al. | Aug 1987 | |
| 4734685 | Watanabe | Mar 1988 | |
| 4739315 | Soma et al. | Apr 1988 | |
| 4786768 | Langewis et al. | Nov 1988 | |
| 4797665 | Ida et al. | Jan 1989 | |
| 4799049 | Avila | Jan 1989 | |
| 4818851 | Kimura | Apr 1989 | |
| 4952919 | Nippoldt | Aug 1990 |
| Number | Date | Country |
|---|---|---|
| 1526428 | Sep 1978 | GBX |
| 2154306A | Sep 1985 | GBX |
| Number | Date | Country | |
|---|---|---|---|
| Parent | 598562 | Oct 1990 |