Optical fiber fusion splicing method
Optical generator of an electrostatic field having...
Optical integrating chamber lighting using multiple color...
Optical interference electroluminescent device having low...
Optical measuring system using a prolate-spheroid-shaped...
Optical sensor including information element
Optical sensor system including series connected light...
Optical signaling or display device
Optically controlled dimmer-type device
Optocoupler dimmer circuit for high intensity, gaseous...
Organic electroluminescence device
Organic electroluminescence device and method of its...
Organic electroluminescent cell
Organic electroluminescent device
Organic electroluminescent device and process for producing...
Organic electroluminescent device with stabilizing cathode...
Organic electroluminescent device with stabilizing fused...
Organic light emitting diode (oled) with contrast...
Ornamental lighting control
Ornamental lighting control