On-chip integrated semiconductor laser structure and method for preparing the same
US-2021296849-A1 · Sep 23, 2021 · US
Window-type lasers, i.e. with a region of non-absorbing material between the active region and the reflecting surface (H01S5/14 takes precedence)
Window-type lasers, i.e. with a region of non-absorbing material between the active region and the reflecting surface (H01S5/14 takes precedence) · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01S5/16 |
| Official title | Window-type lasers, i.e. with a region of non-absorbing material between the active region and the reflecting surface (H01S5/14 takes precedence) |
| Display label | Window-type lasers, i.e. with a region of non-absorbing material between the active region and the reflecting surface (H01S5/14 takes precedence) |
| Total patents | 94 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 11 |
| 2016 | 9 |
| 2017 | 13 |
| 2018 | 5 |
| 2019 | 8 |
| 2020 | 7 |
| 2021 | 8 |
| 2022 | 11 |
| 2023 | 7 |
| 2024 | 8 |
| 2025 | 5 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Semiconductor laser device
US-11128105-B2 · Sep 21, 2021 · US
Integrated inter-cavity photodetector for laser power and threshold estimation
US-11075503-B2 · Jul 27, 2021 · US
Semiconductor laser device, semiconductor laser module, and laser light source system for welding
US-10971897-B2 · Apr 6, 2021 · US
Semiconductor laser
US-2021066886-A1 · Mar 4, 2021 · US
Engineered current-density profile diode laser
US-2021057879-A1 · Feb 25, 2021 · US
Semiconductor laser
US-2021006033-A1 · Jan 7, 2021 · US
Semiconductor laser
US-10811843-B2 · Oct 20, 2020 · US
Optical semiconductor device
US-10784649-B2 · Sep 22, 2020 · US
Semiconductor laser device
US-2020251885-A1 · Aug 6, 2020 · US
Quantum cascade laser
US-10630058-B2 · Apr 21, 2020 · US
Method of manufacturing semiconductor laser element
US-10608407-B2 · Mar 31, 2020 · US
Optical semiconductor device
US-2020083671-A1 · Mar 12, 2020 · US
Nitride light emitter
US-2020067267-A1 · Feb 27, 2020 · US
Semiconductor laser
US-2019393676-A1 · Dec 26, 2019 · US
Quantum cascade laser
US-2019334320-A1 · Oct 31, 2019 · US
Semiconductor laser device and laser light irradiation apparatus
US-10439361-B2 · Oct 8, 2019 · US
Quantum cascade laser
US-2019305519-A1 · Oct 3, 2019 · US
Semiconductor laser
US-10333278-B2 · Jun 25, 2019 · US
Semiconductor laser device, semiconductor laser module, and laser light source system for welding
US-2019131770-A1 · May 2, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01S5/16?
- CPC H01S5/16 is the Cooperative Patent Classification code for “Window-type lasers, i.e. with a region of non-absorbing material between the active region and the reflecting surface (H01S5/14 takes precedence).”
- How many patents are filed under CPC H01S5/16 (Window-type lasers, i.e. with a region of non-absorbing material between the active region and the reflecting surface (H01S5/14 takes precedence))?
- Our database includes 94 publications tagged with this CPC code.
- Is patent activity under CPC H01S5/16 growing?
- Publication counts under this code: 8 in 2024 vs 5 in 2025 (latest complete years).