Laser module and laser processing apparatus
US-2018348451-A1 · Dec 6, 2018 · US
Arrays of surface emitting lasers
Arrays of surface emitting lasers · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01S5/42 |
| Official title | Arrays of surface emitting lasers |
| Display label | Arrays of surface emitting lasers |
| Total patents | 252 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 11 |
| 2016 | 11 |
| 2017 | 23 |
| 2018 | 24 |
| 2019 | 30 |
| 2020 | 24 |
| 2021 | 17 |
| 2022 | 26 |
| 2023 | 22 |
| 2024 | 26 |
| 2025 | 27 |
| 2026 | 11 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Laser device, ignition device, and internal combustion engine
US-2018347537-A1 · Dec 6, 2018 · US
Camera platforms with rolling light projection
US-2018288388-A1 · Oct 4, 2018 · US
Nanowire Laser Structure and Fabrication Method
US-2018254611-A1 · Sep 6, 2018 · US
Monolithic WDM VCSEL arrays by quantum well intermixing
US-10050414-B2 · Aug 14, 2018 · US
Driving light emitting elements with reduced voltage drivers
US-2018219352-A1 · Aug 2, 2018 · US
Sinusoidal optical emission method, and corresponding circuit
US-2018175586-A1 · Jun 21, 2018 · US
Semiconductor light-emitting device and manufacturing method for the same
US-9991669-B2 · Jun 5, 2018 · US
Semiconductor optical device, optical module, and method for manufacturing semiconductor optical device
US-2018048116-A1 · Feb 15, 2018 · US
Photonic crystal laser and strain measuring device
US-2018041011-A1 · Feb 8, 2018 · US
Etched planarized vcsel
US-2018041009-A1 · Feb 8, 2018 · US
Monolithic wdm vcsel arrays by quantum well intermixing
US-2018034242-A1 · Feb 1, 2018 · US
Semiconductor laser device
US-9882354-B2 · Jan 30, 2018 · US
Semiconductor light-emitting device and manufacturing method for the same
US-2018026419-A1 · Jan 25, 2018 · US
Light-emitting component and light-emitting device
US-2018006432-A1 · Jan 4, 2018 · US
Optical receptacle and optical module
US-2017371111-A1 · Dec 28, 2017 · US
Semiconductor laser device
US-9853415-B2 · Dec 26, 2017 · US
Laser module
US-9837782-B2 · Dec 5, 2017 · US
Vertical cavity surface emitting laser
US-2017302059-A1 · Oct 19, 2017 · US
Semiconductor optical device, arrayed semiconductor optical device, and optical module
US-9778428-B2 · Oct 3, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01S5/42?
- CPC H01S5/42 is the Cooperative Patent Classification code for “Arrays of surface emitting lasers.”
- How many patents are filed under CPC H01S5/42 (Arrays of surface emitting lasers)?
- Our database includes 252 publications tagged with this CPC code.
- Is patent activity under CPC H01S5/42 growing?
- Publication counts under this code: 26 in 2024 vs 27 in 2025 (latest complete years).