Filters, e.g. for facilitating adaptation of the eyes to the dark; Sunglasses

Filters, e.g. for facilitating adaptation of the eyes to the dark; Sunglasses · Cooperative Patent Classification (CPC)

Computing, optics, measurement, and control technologies.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeG02C7/10
Official titleFilters, e.g. for facilitating adaptation of the eyes to the dark; Sunglasses
Display labelFilters, e.g. for facilitating adaptation of the eyes to the dark; Sunglasses
Total patents560

Filing trend

Year-over-year patent counts classified under this CPC code.

Filing activity over the last five years is stable.

Patents filed per year
YearPatents
201539
201626
201745
201850
201963
202048
202165
202256
202363
202438
202559
20268

Representative patents

Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.

Frequently asked questions

Answers are generated from the same data shown on this page.

What is CPC G02C7/10?
CPC G02C7/10 is the Cooperative Patent Classification code for “Filters, e.g. for facilitating adaptation of the eyes to the dark; Sunglasses.”
How many patents are filed under CPC G02C7/10 (Filters, e.g. for facilitating adaptation of the eyes to the dark; Sunglasses)?
Our database includes 560 publications tagged with this CPC code.
Is patent activity under CPC G02C7/10 growing?
Publication counts under this code: 38 in 2024 vs 59 in 2025 (latest complete years).