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4820009 | Thaniyavarn | Apr 1989 | |
4904045 | Alferness et al. | Feb 1990 | |
5090790 | Zucker | Feb 1992 | |
5163106 | Okayama et al. | Nov 1992 | |
5166991 | Jaeger et al. | Nov 1992 | |
5303315 | Granestrand | Apr 1994 | |
5305412 | Paoli | Apr 1994 | |
5359680 | Riviere | Oct 1994 | |
5375178 | Van Der Tol | Dec 1994 | |
5418867 | Van Der Tol | May 1995 | |
5418868 | Cohen et al. | May 1995 | |
5524156 | Van Der Tol | Jun 1996 |
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