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ATR Optical & Radio Comm. Research
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Kyoto, JP
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Patents Grants
last 30 patents
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Patent Grant
1.06 μm band optical amplifier apparatus utilizing induced e...
Patent number
6,317,253
Issue date
Nov 13, 2001
ATR Optical & Radio Comm. Research
Tetsuya Miyazaki
H01 - BASIC ELECTRIC ELEMENTS