Number | Name | Date | Kind |
---|---|---|---|
D249325 | Rollband | Sep 1978 | |
D305096 | Tench et al. | Dec 1989 | |
D319378 | Wilcox | Aug 1991 | |
D349227 | Ragland et al. | Aug 1994 | |
D395219 | Ghavami | Jun 1998 | |
D398829 | Okada | Sep 1998 | |
D399720 | Owens et al. | Oct 1998 | |
D400774 | Ghavami | Nov 1998 | |
D413783 | Huang | Sep 1999 | |
D414394 | Chong | Sep 1999 | |
5022156 | Kallens et al. | Jun 1991 |