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D/a Converter And Semiconductor Integrated Circuit Including The Same App 20110012770 - IKOMA; Heiji | 2011-01-20 |
Current Switch Circuit And D/a Converter, Semiconductor Integrated Circuit, And Communication Device Using The Same App 20100315276 - OGAWA; Tomohiro ;   et al. | 2010-12-16 |
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Dispersion-type electroluminescence element Grant 6,479,930 - Tanabe , et al. November 12, 2 | 2002-11-12 |
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Electroluminescent lighting element, manufacturing method of the same, and an illuminated switch unit using the same Grant 6,010,742 - Tanabe , et al. January 4, 2 | 2000-01-04 |
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