CPC Subgroup Additional Only
G09G 2300/0439 Pixel structures
Full Title
Aspects of the constitution of display devices > Structural and physical details of display devices > Pixel structures
5 direct subcodes
Child Classifications
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- G09G 2300/0443 with several sub-pixels for the same colour in a pixel, not specifically used to display gradations (G09G3/364 takes precedence)
- G09G 2300/0452 Details of colour pixel setup, e.g. pixel composed of a red, a blue and two green components
- G09G 2300/0456 with a reflective area and a transmissive area combined in one pixel, such as in transflectance pixels
- G09G 2300/046 with an emissive area and a light-modulating area combined in one pixel
- G09G 2300/0465 Improved aperture ratio, e.g. by size reduction of the pixel circuit, e.g. for improving the pixel density or the maximum displayable luminance or brightness
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