Number | Name | Date | Kind |
---|---|---|---|
5006550 | Chandraratna | Apr 1991 | |
5071871 | Blarer et al. | Dec 1991 | |
5134159 | Chandraratna | Jul 1992 | |
5141939 | Weissmuller et al. | Aug 1992 | |
5143924 | Gerecke et al. | Sep 1992 | |
5210234 | Evans et al. | May 1993 | |
5227392 | Frickel et al. | Jul 1993 | |
5227499 | McGowan et al. | Jul 1993 | |
5231190 | McGowan et al. | Jul 1993 | |
5232944 | Gerecke et al. | Aug 1993 | |
5236935 | Yoo et al. | Aug 1993 | |
5250547 | Lockhead et al. | Oct 1993 | |
5278174 | Erickson et al. | Jan 1994 | |
5298512 | Eggler et al. | Mar 1994 | |
5393775 | LeBaut et al. | Feb 1995 | |
5399561 | Chandrarantna | Mar 1995 | |
5412117 | Koga et al. | May 1995 | |
5414006 | Rendenbach-Mueller et al. | May 1995 | |
5426229 | Schaus et al. | Jun 1995 |
Number | Date | Country |
---|---|---|
0376524 | Jul 1990 | EPX |