Electric and electronic and electro technical apparatus, devices and instruments, apparatus and instruments for conducting, switching, transforming, storing, regulating and controlling electricity; semiconductors, semiconductor devices, semiconductor devices for solar cells and solar modules, solar cell modules with an array of solar cells, solar cells, solar cells made of III-V material, solar cells having a plurality of band gaps; solar cell modules essentially consisting of solar cells, electric connectors, protective diodes, contacts, carriers; photovoltaic devices for power generation; charge regulators, inverse regulators, current inverters; light emitting diodes, diodes

Technical planning of photovoltaic solar plants; technical development of solar cells on behalf of third parties; technical development of semiconductor detectors on behalf of third parties; technical development of light emitting diodes; technical development of diodes

Electric and electronic and electro technical apparatus, devices and instruments, apparatus and instruments for conducting, switching, transforming, storing, regulating and controlling electricity; semiconductors, semiconductor devices, semiconductor devices for solar cells and solar modules, solar cell modules with an array of solar cells, solar cells, solar cells made of III-V material, solar cells having a plurality of band gaps; solar cell modules essentially consisting of solar cells, electric connectors, protective diodes, contacts, carriers; photovoltaic devices for power generation; charge regulators, inverse regulators, current inverters; light emitting diodes, diodes

Technical planning of photovoltaic solar plants; technical development of solar cells on behalf of third parties; technical development of semiconductor detectors on behalf of third parties; technical development of light emitting diodes; technical development of diodes