Number | Name | Date | Kind |
---|---|---|---|
4641347 | Clark et al. | Feb 1987 | |
4649266 | Eckert | Mar 1987 | |
4725718 | Sansone et al. | Feb 1988 | |
4743747 | Fougere et al. | May 1988 | |
4757537 | Edelmann et al. | Jul 1988 | |
4763271 | Field | Aug 1988 | |
4775246 | Edelmann et al. | Oct 1988 | |
4800506 | Axelrod et al. | Jan 1989 | |
4802218 | Wright et al. | Jan 1989 | |
4812994 | Taylor et al. | Mar 1989 | |
4831554 | Storace et al. | May 1989 | |
4831555 | Sansone et al. | May 1989 | |
4864618 | Wright et al. | Sep 1989 | |
4868757 | Gil | Sep 1989 | |
4900903 | Wright et al. | Feb 1990 | |
4900904 | Wright et al. | Feb 1990 | |
4901241 | Schneck | Feb 1990 | |
5025141 | Bolan | Jun 1991 | |
5065000 | Pusic | Nov 1991 | |
5091771 | Bolan et al. | Feb 1992 | |
5111030 | Brasington et al. | May 1992 | |
5119306 | Metelits et al. | Jun 1992 | |
5200903 | Gilham et al. | Apr 1993 | |
5239168 | Durst, Jr. et al. | Aug 1993 | |
5471925 | Heinrich et al. | Dec 1995 | |
5490077 | Freytag | Feb 1996 | |
5602743 | Freytag | Feb 1997 | |
5615123 | Davidson et al. | Mar 1997 | |
5617519 | Herbert | Apr 1997 |
Number | Date | Country |
---|---|---|
0137737 | Apr 1985 | EPX |
2580844 | Oct 1986 | FRX |
2251210 | Jul 1992 | GBX |
WO8801818 | Mar 1988 | WOX |
Entry |
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"Miniature, Coin-Shaped Chip is Read or Written With a Touch" New Release, Dallas Semiconductor, Jul. 1991. |