• All sections
• G - Physics
• G09G - Arrangements or circuits for control of indicating devices using static means to present variable information
• G09G 3/12 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments using controlled light sources using electroluminescent elements

Patent holdings for IPC class G09G 3/12

Total number of patents in this class: 69

10-year publication summary

Principal owners for this class