Number | Name | Date | Kind |
---|---|---|---|
3361195 | Meyerhoff et al. | Jan 1968 | |
3999400 | Gray | Dec 1976 | |
4635709 | Altoz | Jan 1987 | |
4644385 | Nakanishi et al. | Feb 1987 | |
5028989 | Naganuma et al. | Jul 1991 | |
5126829 | Daikoku et al. | Jun 1992 | |
5241450 | Bernhardt et al. | Aug 1993 | |
5349498 | Tanzer et al. | Sep 1994 | |
5365402 | Hatada et al. | Nov 1994 |
Number | Date | Country |
---|---|---|
4028257 | Jan 1992 | JPX |
4256346 | Sep 1992 | JPX |
Entry |
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A.H. Johnson, Integrally Groove Semiconductor Chip and Heat Sink, Oct. 1971, p. 1425. |