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basic electric elements (4) 4
electric solid state devices not otherwise provided for (4) 4
electricity (4) 4
semiconductor devices (4) 4
general tagging of cross-sectional technologies spanning over several sections of the ipc (2) 2
general tagging of new technological developments (2) 2
reduction of greenhouse gas [ghg] emissions, related to energygeneration, transmission or distribution (2) 2
technical subjects covered by former uspc cross-reference art collections [xracs] and digests (2) 2
technologies or applications for mitigation or adaptation againstclimate change (2) 2
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11/2009
The invention relates to methods for producing of semiconductor solar cell, especially, for forming of a selective emitter by one diffuse method and for... 
SEMICONDUCTOR DEVICES | BASIC ELECTRIC ELEMENTS | ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR | ELECTRICITY
Patent
06/2009
The invention relates to methods for producing of semiconductor solar cell, especially, for forming of a selective emitter by one diffuse method and for... 
SEMICONDUCTOR DEVICES | BASIC ELECTRIC ELEMENTS | ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR | ELECTRICITY
Patent
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