IPC Main Group
G09G 3/00 Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
Introduced: January 1980
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
Filing statistics
IPC G09G 3/00 belongs to the parent subclass G09G, which recorded 197,798 patent applications worldwide between 2013 and 2023. Annual filings grew from 15,362 in 2013 to 17,866 in 2023 (+16%), peaking at 19,809 applications in 2019. The most active applicants in class G09 are SAMSUNG DISPLAY (16,046 applications), BOE TECHNOLOGY GROUP COMPANY (13,766 applications) and BOE TECHNOLOGY GROUP COMPANY (12,804 applications).
Source: EPO PATSTAT, worldwide filings
3 direct subcodes
Child Classifications
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- G09G 3/02 by tracing or scanning a light beam on a screen
- G09G 3/04 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
- G09G 3/2 for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix
Top Applicants
Top 10 applicants by patent filingsfor class G09, 2013–2023, worldwide · Source: EPO PATSTAT
- SAMSUNG DISPLAY KR 16,046
- BOE TECHNOLOGY GROUP COMPANY 13,766
- BOE TECHNOLOGY GROUP COMPANY CN 12,804
- LG DISPLAY COMPANY KR 10,322
- SAMSUNG ELECTRONICS COMPANY KR 7,738
- SAMSUNG DISPLAY 5,172
- SEMICONDUCTOR ENERGY LABORATORY COMPANY 4,749
- SEMICONDUCTOR ENERGY LABORATORY COMPANY JP 3,417
- LG DISPLAY COMPANY 3,335
- SONY CORPORATION JP 3,179