CPC Subgroup Additional Only
G09G 2300/0421 Structural details of the set of electrodes
Full Title
Aspects of the constitution of display devices > Structural and physical details of display devices > Structural details of the set of electrodes
3 direct subcodes
Child Classifications
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- G09G 2300/0426 Layout of electrodes and connections
- G09G 2300/043 Compensation electrodes or other additional electrodes in matrix displays related to distortions or compensation signals, e.g. for modifying TFT threshold voltage in column driver
- G09G 2300/0434 Flat panel display in which a field is applied parallel to the display plane
Top Applicants
Top 10 applicants by patent filingsfor class G09, 2013–2023, worldwide · Source: EPO PATSTAT
- SAMSUNG DISPLAY KR 22,477
- BOE TECHNOLOGY GROUP COMPANY CN 16,016
- BOE TECHNOLOGY GROUP COMPANY 12,918
- LG DISPLAY COMPANY KR 12,599
- SAMSUNG ELECTRONICS COMPANY KR 12,009
- SAMSUNG DISPLAY 6,252
- SEMICONDUCTOR ENERGY LABORATORY COMPANY JP 4,410
- SONY CORPORATION JP 3,965
- LG ELECTRONICS KR 3,901
- LG DISPLAY COMPANY 3,705