Function characteristic

Filing statistics

CPC G02F 2203/00 belongs to the parent subclass G02F, which recorded 256,497 patent applications worldwide between 2013 and 2023. Annual filings declined from 20,929 in 2013 to 16,823 in 2023 (-20%), peaking at 28,806 applications in 2017. The most active applicants in class G02 are SAMSUNG DISPLAY (14,409 applications), BOE TECHNOLOGY GROUP COMPANY (14,236 applications) and BOE TECHNOLOGY GROUP COMPANY (11,826 applications).

Source: EPO PATSTAT, worldwide filings

39 direct subcodes

Child Classifications

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G02F 2203/01 transmissive
G02F 2203/02 reflective
G02F 2203/03 scattering
G02F 2203/04 wavelength independent
G02F 2203/05 wavelength dependent
G02F 2203/06 Polarisation independent
G02F 2203/07 Polarisation dependent
G02F 2203/09 transflective
G02F 2203/10 plasmon
G02F 2203/11 involving infrared radiation
G02F 2203/12 spatial light modulator
G02F 2203/13 involving THZ radiation
G02F 2203/15 involving resonance effects, e.g. resonantly enhanced interaction
G02F 2203/16 involving spin polarization effects
G02F 2203/17 involving soliton waves
G02F 2203/18 adaptive optics, e.g. wavefront correction
G02F 2203/19 linearised modulation; reduction of harmonic distortions
G02F 2203/20 Intrinsic phase difference, i.e. optical bias, of an optical modulator; Methods for the pre-set thereof
G02F 2203/21 Thermal instability, i.e. DC drift, of an optical modulator; Arrangements or methods for the reduction thereof
G02F 2203/22 diffractive

Top Applicants

Top 10 applicants by patent filingsfor class G02, 2013–2023, worldwide · Source: EPO PATSTAT

SAMSUNG DISPLAY KR 14,409
BOE TECHNOLOGY GROUP COMPANY CN 14,236
BOE TECHNOLOGY GROUP COMPANY 11,826
SAMSUNG ELECTRONICS COMPANY KR 10,141
FUJIFILM JP 8,506
LG DISPLAY COMPANY KR 7,558
NITTO DENKO CORPORATION JP 6,306
OLYMPUS CORPORATION JP 5,336
SONY CORPORATION JP 5,097
CANON JP 4,814