Number | Date | Country | Kind |
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5-181224 | Jul 1993 | JPX |
Number | Name | Date | Kind |
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5274248 | Yokogawa | Dec 1993 | |
5300791 | Chen et al. | Apr 1994 |
Number | Date | Country |
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59-11688 | Jan 1984 | JPX |
Entry |
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"High-efficiency InGaAIP/GaAs visible light-emitting diodes", H. Sugawara et. al., Appl. Phys. Lett., 58(10) :1010-1012 (1991). |