CPC Main Group
G02B 21/00 Microscopes
Filing statistics
CPC G02B 21/00 belongs to the parent subclass G02B, which recorded 623,096 patent applications worldwide between 2013 and 2023. Annual filings grew from 43,600 in 2013 to 50,077 in 2023 (+15%), peaking at 66,341 applications in 2018. 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
11 direct subcodes
Child Classifications
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- G02B 21/02 Objectives
- G02B 21/06 Means for illuminating specimens
- G02B 21/16 adapted for ultraviolet illumination
- G02B 21/18 Arrangements with more than one light path, e.g. for comparing two specimens
- G02B 21/24 Base structure
- G02B 21/32 Micromanipulators structurally combined with microscopes
- G02B 21/33 Immersion oils
- G02B 21/34 Microscope slides, e.g. mounting specimens on microscope slides
- G02B 21/36 arranged for photographic purposes or projection purposes (G02B21/18 takes precedence)
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