by helmet-mounted projector or display (G09B9/36 takes precedence; optical parts of head-up displays G02B27/01)

by helmet-mounted projector or display (G09B9/36 takes precedence; optical parts of head-up displays G02B27/01) · 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 codeG09B9/307
Official title{by helmet-mounted projector or display (G09B9/36 takes precedence; optical parts of head-up displays G02B27/01)}
Display labelby helmet-mounted projector or display (G09B9/36 takes precedence; optical parts of head-up displays G02B27/01)
Total patents63

Filing trend

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

Filing activity over the last five years is rapidly declining.

Patents filed per year
YearPatents
20151
20165
20175
20187
20197
20207
202110
20224
20239
20244
20252
20262

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 G09B9/307?
CPC G09B9/307 is the Cooperative Patent Classification code for “by helmet-mounted projector or display (G09B9/36 takes precedence; optical parts of head-up displays G02B27/01).”
How many patents are filed under CPC G09B9/307 (by helmet-mounted projector or display (G09B9/36 takes precedence; optical parts of head-up displays G02B27/01))?
Our database includes 63 publications tagged with this CPC code.
Is patent activity under CPC G09B9/307 growing?
Publication counts under this code: 4 in 2024 vs 2 in 2025 (latest complete years).