Laser emitter including nanowires
US-2021376572-A1 · Dec 2, 2021 · US
Structures having reduced dimensionality, e.g. quantum wires
Structures having reduced dimensionality, e.g. quantum wires · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01S5/341 |
| Official title | {Structures having reduced dimensionality, e.g. quantum wires} |
| Display label | Structures having reduced dimensionality, e.g. quantum wires |
| Total patents | 124 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 4 |
| 2017 | 5 |
| 2018 | 6 |
| 2019 | 16 |
| 2020 | 16 |
| 2021 | 9 |
| 2022 | 22 |
| 2023 | 14 |
| 2024 | 11 |
| 2025 | 15 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Dense wavelength division multiplexing (DWDM) photonic integration platform
US-11105988-B2 · Aug 31, 2021 · US
Ambient light rejecting screen
US-2021226417-A1 · Jul 22, 2021 · US
Light Emitting Device And Projector
US-2021194209-A1 · Jun 24, 2021 · US
Light Emitting Device, Projector, And Display
US-2021126434-A1 · Apr 29, 2021 · US
Nanocrystal surface-emitting lasers
US-2021119420-A1 · Apr 22, 2021 · US
Semiconductor light-emitting device and optical device
US-10958036-B2 · Mar 23, 2021 · US
Buried type semiconductor optical device and manufacturing method therefor
US-2021044091-A1 · Feb 11, 2021 · US
Vehicle component with an accessory mounting feature and a method and tool for forming
US-2020412096-A1 · Dec 31, 2020 · US
Light Emitting Device And Projector
US-2020412099-A1 · Dec 31, 2020 · US
Light emitting device and projector
US-2020412100-A1 · Dec 31, 2020 · US
Dense wavelength division multiplexing (dwdm) photonic integration platform
US-2020409001-A1 · Dec 31, 2020 · US
Optoelectronic devices having spatially varying distribution of quantum confined nanostructures
US-10840676-B2 · Nov 17, 2020 · US
Light emitting apparatus and projector
US-10833484-B2 · Nov 10, 2020 · US
Vehicle component with an accessory mounting feature and a method and tool for forming
US-10808657-B2 · Oct 20, 2020 · US
Supermode filtering waveguide emitters
US-2020287346-A1 · Sep 10, 2020 · US
Single-facet, variable-confinement optical waveguide amplifier
US-2020280171-A1 · Sep 3, 2020 · US
Optically Cooled Platform For Thermal Management Applications
US-2020244038-A1 · Jul 30, 2020 · US
Light emitter device based on a photonic crystal with pillar- or wall-shaped semiconductor elements, and methods for the operation and production thereof
US-2020119519-A1 · Apr 16, 2020 · US
Light emitting device and projector
US-2020106244-A1 · Apr 2, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01S5/341?
- CPC H01S5/341 is the Cooperative Patent Classification code for “Structures having reduced dimensionality, e.g. quantum wires.”
- How many patents are filed under CPC H01S5/341 (Structures having reduced dimensionality, e.g. quantum wires)?
- Our database includes 124 publications tagged with this CPC code.
- Is patent activity under CPC H01S5/341 growing?
- Publication counts under this code: 11 in 2024 vs 15 in 2025 (latest complete years).