• All sections
• G - Physics
• G09G - Arrangements or circuits for control of indicating devices using static means to present variable information
• G09G 5/22 - Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the display of individual characters or indicia using display control signals derived from coded signals representing the characters or indicia with a character-code memory

Patent holdings for IPC class G09G 5/22

Total number of patents in this class: 253

10-year publication summary

Principal owners for this class