User Wearable Fluorescence Enabled Visualization System
US-2022244524-A1 · Aug 4, 2022 · US
Magnifying glasses
Magnifying glasses · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G02B25/002 |
| Official title | {Magnifying glasses} |
| Display label | Magnifying glasses |
| Total patents | 114 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 8 |
| 2017 | 3 |
| 2018 | 6 |
| 2019 | 11 |
| 2020 | 11 |
| 2021 | 18 |
| 2022 | 13 |
| 2023 | 20 |
| 2024 | 14 |
| 2025 | 6 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
User Wearable Fluorescence Enabled Visualization System
US-2021396988-A1 · Dec 23, 2021 · US
Holographic superimposition of real world plenoptic opacity modulation through transparent waveguide arrays for light field, virtual and augmented reality
US-2021373231-A1 · Dec 2, 2021 · US
High density energy directing device
US-2021349259-A1 · Nov 11, 2021 · US
Lens system and image observation apparatus
US-2021333523-A1 · Oct 28, 2021 · US
Method of calibration for holographic energy directing systems
US-11156771-B2 · Oct 26, 2021 · US
Lens unit and image observing device
US-2021325634-A1 · Oct 21, 2021 · US
User Wearable Fluorescence Enabled Visualization System
US-2021325660-A1 · Oct 21, 2021 · US
User Wearable Fluorescence Enabled Visualization System
US-2021322129-A1 · Oct 21, 2021 · US
High-density energy directing devices for two-dimensional, stereoscopic, light field and holographic head-mounted displays
US-2021302648-A1 · Sep 30, 2021 · US
User wearable fluorescence enabled visualization system
US-11109762-B1 · Sep 7, 2021 · US
User wearable fluorescence enabled visualization system
US-11099376-B1 · Aug 24, 2021 · US
Holographic superimposition of real world plenoptic opacity modulation through transparent waveguide arrays for light field, virtual and augmented reality
US-11073657-B2 · Jul 27, 2021 · US
Vehicle steering wheel installation device
US-11046350-B1 · Jun 29, 2021 · US
Energy relays with traverse energy localization
US-2021149108-A1 · May 20, 2021 · US
High density energy directing device
US-10996393-B2 · May 4, 2021 · US
High-density energy directing devices for two-dimensional, stereoscopic, light field and holographic head-mounted displays
US-10989869-B2 · Apr 27, 2021 · US
Selective propagation of energy in light field and holographic waveguide arrays
US-2021080645-A1 · Mar 18, 2021 · US
Observation optical system
US-10890754-B2 · Jan 12, 2021 · US
Energy propagation and transverse anderson localization with two-dimensional, light field and holographic relays
US-10877210-B2 · Dec 29, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G02B25/002?
- CPC G02B25/002 is the Cooperative Patent Classification code for “Magnifying glasses.”
- How many patents are filed under CPC G02B25/002 (Magnifying glasses)?
- Our database includes 114 publications tagged with this CPC code.
- Is patent activity under CPC G02B25/002 growing?
- Publication counts under this code: 14 in 2024 vs 6 in 2025 (latest complete years).