Number | Name | Date | Kind |
---|---|---|---|
3638651 | Torr | Feb 1972 | A |
3646937 | Gellert | Mar 1972 | A |
3856008 | Fowler et al. | Dec 1974 | A |
3869761 | Schaar | Mar 1975 | A |
4036233 | Kozak | Jul 1977 | A |
4662875 | Hirotsu et al. | May 1987 | A |
4923456 | Proxmire | May 1990 | A |
4936840 | Proxmire | Jun 1990 | A |
5019070 | Ruben | May 1991 | A |
5133707 | Rogers et al. | Jul 1992 | A |
5275588 | Matsumoto et al. | Jan 1994 | A |
5324279 | Lancaster et al. | Jun 1994 | A |
5342344 | Lancaster et al. | Aug 1994 | A |
5531731 | Brusky | Jul 1996 | A |
5897546 | Kido et al. | Apr 1999 | A |
6045543 | Pozniak et al. | Apr 2000 | A |
Number | Date | Country |
---|---|---|
0 756 855 | Feb 1997 | EP |
0 893 115 | Jan 1999 | EP |
2 135 568 | Sep 1984 | GB |
2 267 024 | Nov 1993 | GB |
WO 9922688 | May 1999 | WO |
WO 0035401 | Jun 2000 | WO |
Entry |
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International Search Report mailed Nov. 24, 2000 for PCT/IB00/01273. |