CPC Subgroup
G02F 1/35 Non-linear optics
Full Title
Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics > Non-linear optics
12 direct subcodes
Child Classifications
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- G02F 1/355 characterised by the materials used
- G02F 1/365 in an optical waveguide structure (G02F1/377, take precedence)
- G02F 1/37 for second-harmonic generation
- G02F 1/39 for parametric generation or amplification of light, infrared or ultraviolet waves
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