Reflective screen and image display device
US-12108195-B2 · Oct 1, 2024 · US
Structurally combined with optical elements not having diffractive power
Structurally combined with optical elements not having diffractive power · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G02B5/189 |
| Official title | {Structurally combined with optical elements not having diffractive power} |
| Display label | Structurally combined with optical elements not having diffractive power |
| Total patents | 69 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 7 |
| 2017 | 10 |
| 2018 | 3 |
| 2019 | 7 |
| 2020 | 11 |
| 2021 | 5 |
| 2022 | 5 |
| 2023 | 9 |
| 2024 | 4 |
| 2025 | 6 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Device for projecting an image formed by a screen
US-2024219726-A1 · Jul 4, 2024 · US
LiDAR scanning mirror with a patterned Freznel zone plate profile
US-11835730-B2 · Dec 5, 2023 · US
Meta-lens and optical apparatus including the same
US-11815703-B2 · Nov 14, 2023 · US
Optical Systems with Multi-Layer Holographic Combiners
US-2023350209-A1 · Nov 2, 2023 · US
Reflective screen and image display device
US-2023291876-A1 · Sep 14, 2023 · US
Optical systems with multi-layer holographic combiners
US-11740460-B2 · Aug 29, 2023 · US
Display assembly, display device and display method thereof
US-11703690-B2 · Jul 18, 2023 · US
Optical device comprising a multi-order diffractive Fresnel lens (MOD-DFL) and an achromatizing compensation mechanism, and a method for enhancing images captured using the MOD-DFL
US-11671706-B2 · Jun 6, 2023 · US
Diffractive optical elements-based waveguide architecture for augmented reality glasses with wide field of view
US-2023081473-A1 · Mar 16, 2023 · US
Meta optical device and electronic apparatus including the same
US-2023041415-A1 · Feb 9, 2023 · US
Telecentric optical apparatus
US-11467384-B2 · Oct 11, 2022 · US
Display assembly, display device and display method thereof
US-2022221728-A1 · Jul 14, 2022 · US
Lidar scanning mirror with a patterned freznel zone plate profile
US-2022206307-A1 · Jun 30, 2022 · US
Display device and head mount display device
US-11360312-B2 · Jun 14, 2022 · US
Projector including meta-lens
US-11327204-B2 · May 10, 2022 · US
Projector including meta-lens
US-2021396914-A1 · Dec 23, 2021 · US
Vapor cell and vapor cell manufacturing method
US-2021341717-A1 · Nov 4, 2021 · US
An optical device comprising a multi-order diffractive fresnel lens (mod-dfl) and an achromatizing compensation mechanism, and a method for enhancing images captured using the mod-dfl
US-2021297601-A1 · Sep 23, 2021 · US
Meta-optical device and electronic apparatus including the same
US-2021271000-A1 · Sep 2, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G02B5/189?
- CPC G02B5/189 is the Cooperative Patent Classification code for “Structurally combined with optical elements not having diffractive power.”
- How many patents are filed under CPC G02B5/189 (Structurally combined with optical elements not having diffractive power)?
- Our database includes 69 publications tagged with this CPC code.
- Is patent activity under CPC G02B5/189 growing?
- Publication counts under this code: 4 in 2024 vs 6 in 2025 (latest complete years).