| Number | Name | Date | Kind |
|---|---|---|---|
| D300476 | Sestak | Mar 1989 | |
| D301644 | Sestak | Jun 1989 | |
| D334557 | Hunter et al. | Apr 1993 | |
| D334742 | Hunter et al. | Apr 1993 | |
| D337320 | Hunter et al. | Jul 1993 | |
| D338514 | Holmes | Aug 1993 | |
| D363279 | Ishizawa et al. | Oct 1995 | |
| D363482 | Robinson et al. | Oct 1995 | |
| D366481 | Raviv et al. | Jan 1996 | |
| D369160 | Gotoh et al. | Apr 1996 | |
| D369595 | Kober et al. | May 1996 | |
| D370909 | Oikawa et al. | Jun 1996 | |
| D374002 | Bassett et al. | Sep 1996 | |
| 2955156 | Heilig | Oct 1960 | |
| 3629870 | Paisley | Dec 1971 | |
| 3737212 | Antonson et al. | Jun 1973 | |
| 4048653 | Spooner | Sep 1977 | |
| 4257062 | Meredith | Mar 1981 | |
| 4310849 | Glass | Jan 1982 | |
| 4348185 | Breglia et al. | Sep 1982 | |
| 4361384 | Bosserman | Nov 1982 | |
| 4395731 | Schoolman | Jul 1983 | |
| 4398799 | Swift | Aug 1983 | |
| 4446480 | Breglia et al. | May 1984 | |
| 4550984 | Reymond | Nov 1985 | |
| 4559555 | Schoolman | Dec 1985 | |
| 4561723 | Hamano et al. | Dec 1985 | |
| 4636866 | Hattori | Jan 1987 | |
| 4651201 | Schoolman | Mar 1987 | |
| 4695129 | Faessen et al. | Sep 1987 | |
| 4706117 | Schoolman | Nov 1987 | |
| 4737972 | Schoolman | Apr 1988 | |
| 4753514 | Kubik | Jun 1988 | |
| 4786966 | Hanson et al. | Nov 1988 | |
| 4796987 | Linden | Jan 1989 | |
| 4797736 | Kloots et al. | Jan 1989 | |
| 4799765 | Ferrer | Jan 1989 | |
| 4805988 | Dones | Feb 1989 | |
| 4807202 | Cherri et al. | Feb 1989 | |
| 4853764 | Sutter | Aug 1989 | |
| 4859031 | Berman et al. | Aug 1989 | |
| 4884219 | Waldren | Nov 1989 | |
| 4902120 | Weyer | Feb 1990 | |
| 4930888 | Freisleben et al. | Jun 1990 | |
| 4933735 | Dahl et al. | Jun 1990 | |
| 4952024 | Gale | Aug 1990 | |
| 4961626 | Fournier, Jr. et al. | Oct 1990 | |
| 4982278 | Dahl et al. | Jan 1991 | |
| 4995165 | Daniels | Feb 1991 | |
| 5003300 | Wells | Mar 1991 | |
| 5005213 | Hanson et al. | Apr 1991 | |
| 5019828 | Schoolman | May 1991 | |
| 5039198 | VanBeek | Aug 1991 | |
| 5046827 | Frost et al. | Sep 1991 | |
| 5081542 | Efron et al. | Jan 1992 | |
| 5091719 | Beamon, III | Feb 1992 | |
| 5123726 | Webster | Jun 1992 | |
| 5124821 | Antier et al. | Jun 1992 | |
| 5129716 | Holakovszky et al. | Jul 1992 | |
| 5130794 | Ritchey | Jul 1992 | |
| 5138555 | Albrecht | Aug 1992 | |
| 5151722 | Massof et al. | Sep 1992 | |
| 5162828 | Furness et al. | Nov 1992 | |
| 5164848 | Firth et al. | Nov 1992 | |
| 5189512 | Cameron et al. | Feb 1993 | |
| 5192960 | Komamura | Mar 1993 | |
| 5200844 | Suvada | Apr 1993 | |
| 5227769 | Leksew et al. | Jul 1993 | |
| 5274405 | Webster | Dec 1993 | |
| 5276471 | Yamauchi et al. | Jan 1994 | |
| 5281957 | Schoolman | Jan 1994 | |
| 5293271 | Merritt et al. | Mar 1994 | |
| 5305244 | Newman et al. | Apr 1994 | |
| 5320538 | Baum | Jun 1994 | |
| 5321416 | Bassett et al. | Jun 1994 | |
| 5322441 | Lewis et al. | Jun 1994 | |
| 5323174 | Klapman et al. | Jun 1994 | |
| 5334991 | Wells et al. | Aug 1994 | |
| 5347400 | Hunter | Sep 1994 | |
| 5353042 | Klapman et al. | Oct 1994 | |
| 5373857 | Travers et al. | Dec 1994 | |
| 5392158 | Tosaki | Feb 1995 | |
| 5451976 | Ito | Sep 1995 | |
| 5486841 | Hara et al. | Jan 1996 |
| Number | Date | Country |
|---|---|---|
| 0 461 942 A1 | Dec 1991 | EPX |