Patent classifications
H
ELECTRICITY
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H01
ELECTRIC ELEMENTS
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H01S
DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
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H01S5/30
Structure or shape of the active region; Materials used for the active region
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H01S5/305
characterised by the doping materials used in the laser structure
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