Augmented reality display device
US-12449663-B2 · Oct 21, 2025 · US
comprising a light source, e.g. for viewing photographic slides, X-ray transparancies (G02B27/023, and photographic, cine and overhead projectors G03B21/00 and subgroups)
comprising a light source, e.g. for viewing photographic slides, X-ray transparancies (G02B27/023, and photographic, cine and overhead projectors G03B21/00 and subgroups) · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G02B27/024 |
| Official title | {comprising a light source, e.g. for viewing photographic slides, X-ray transparancies (G02B27/023, and photographic, cine and overhead projectors G03B21/00 and subgroups)} |
| Display label | comprising a light source, e.g. for viewing photographic slides, X-ray transparancies (G02B27/023, and photographic, cine and overhead projectors G03B21/00 and subgroups) |
| Total patents | 64 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 5 |
| 2017 | 5 |
| 2018 | 5 |
| 2019 | 8 |
| 2020 | 4 |
| 2021 | 6 |
| 2022 | 6 |
| 2023 | 6 |
| 2024 | 8 |
| 2025 | 4 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Augmented reality display device
US-2025138314-A1 · May 1, 2025 · US
Waveguide and diffraction grating for augmented reality or virtual reality display
US-2025102808-A1 · Mar 27, 2025 · US
Multiple light source configuration
US-12140748-B2 · Nov 12, 2024 · US
Head-up display
US-2024353676-A1 · Oct 24, 2024 · US
Selective smart dimming system
US-2024319496-A1 · Sep 26, 2024 · US
Waveguide and diffraction grating for augmented reality or virtual reality display
US-2024264444-A1 · Aug 8, 2024 · US
Optical display system and electronics apparatus
US-2024231097-A9 · Jul 11, 2024 · US
Anti-Reflection Coated Lens for Fast Axis Collimation
US-2024184017-A1 · Jun 6, 2024 · US
Optical display system and electronics apparatus
US-2024134196-A1 · Apr 25, 2024 · US
Display panel, manufacturing method thereof, and display device thereof
US-2024010842-A1 · Jan 11, 2024 · US
Multiple Light Source Configuration
US-2023359015-A1 · Nov 9, 2023 · US
Full resolution color imaging of an object
US-11741729-B2 · Aug 29, 2023 · US
Multiple light source configuration
US-11740449-B2 · Aug 29, 2023 · US
User wearable fluorescence enabled visualization system
US-11733506-B2 · Aug 22, 2023 · US
User wearable fluorescence enabled visualization system
US-11719925-B2 · Aug 8, 2023 · US
Colorimetric assays
US-11604148-B2 · Mar 14, 2023 · US
Multiple Light Source Configuration
US-2022269065-A1 · Aug 25, 2022 · US
User Wearable Fluorescence Enabled Visualization System
US-2022244524-A1 · Aug 4, 2022 · US
Multiple light source configuration
US-11359798-B2 · Jun 14, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G02B27/024?
- CPC G02B27/024 is the Cooperative Patent Classification code for “comprising a light source, e.g. for viewing photographic slides, X-ray transparancies (G02B27/023, and photographic, cine and overhead projectors G03B21/00 and subgroups).”
- How many patents are filed under CPC G02B27/024 (comprising a light source, e.g. for viewing photographic slides, X-ray transparancies (G02B27/023, and photographic, cine and overhead projectors G03B21/00 and subgroups))?
- Our database includes 64 publications tagged with this CPC code.
- Is patent activity under CPC G02B27/024 growing?
- Publication counts under this code: 8 in 2024 vs 4 in 2025 (latest complete years).