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IPC Main Group
G09G 5/00

Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators

Introduced: January 1990

Last revised: January 2006

Classification Context

Section:
PHYSICS
Class:
EDUCATING; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
Subclass:
ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION

Related Keywords

control arrangements or circuits for visual indicators

13 direct subcodes

Child Classifications

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  • G09G 5/08 Cursor circuits
  • G09G 5/1 Intensity circuits
  • G09G 5/12 Synchronisation between the display unit and other units, e.g. other display units, video-disc players
  • G09G 5/14 Display of multiple viewports
  • G09G 5/16 Display of right-to-left language
  • G09G 5/18 Timing circuits for raster scan displays
  • G09G 5/2 Function-generator circuits, e.g. circle generators
  • G09G 5/34 for rolling or scrolling
  • G09G 5/4 characterised by the way in which both a pattern determined by character code and another pattern are displayed simultaneously, or either pattern is displayed selectively, e.g. with character code memory and a bit-mapped memory
  • G09G 5/42 characterised by the display of patterns using a display memory without fixed position correspondence between the display memory contents and the display position on the screen

Top Applicants

Top 10 applicants by patent filingsfor class G09, 2013–2023, worldwide · Source: EPO PATSTAT

  1. SAMSUNG DISPLAY KR 16,046
  2. BOE TECHNOLOGY GROUP COMPANY 13,766
  3. BOE TECHNOLOGY GROUP COMPANY CN 12,804
  4. LG DISPLAY COMPANY KR 10,322
  5. SAMSUNG ELECTRONICS COMPANY KR 7,738
  6. SAMSUNG DISPLAY 5,172
  7. SEMICONDUCTOR ENERGY LABORATORY COMPANY 4,749
  8. SEMICONDUCTOR ENERGY LABORATORY COMPANY JP 3,417
  9. LG DISPLAY COMPANY 3,335
  10. SONY CORPORATION JP 3,179