Integrated white light source using a laser diode and a phosphor in a surface mount device package
US-10879673-B2 · Dec 29, 2020 · US
comprising PN junctions, e.g. hetero- or double- heterostructures (H01S5/34, H01S5/36 take precedence)
comprising PN junctions, e.g. hetero- or double- heterostructures (H01S5/34, H01S5/36 take 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 | H01S5/32 |
| Official title | comprising PN junctions, e.g. hetero- or double- heterostructures (H01S5/34, H01S5/36 take precedence) |
| Display label | comprising PN junctions, e.g. hetero- or double- heterostructures (H01S5/34, H01S5/36 take precedence) |
| Total patents | 108 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 10 |
| 2016 | 4 |
| 2017 | 4 |
| 2018 | 13 |
| 2019 | 16 |
| 2020 | 13 |
| 2021 | 16 |
| 2022 | 10 |
| 2023 | 10 |
| 2024 | 4 |
| 2025 | 8 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Semiconductor laser
US-10811843-B2 · Oct 20, 2020 · US
Trenches for increasing a quantity of reliable chips produced from a wafer
US-10784354-B2 · Sep 22, 2020 · US
Depth sensing using a sparse array of pulsed beams
US-2020256993-A1 · Aug 13, 2020 · US
Calibration of depth sensing using a sparse array of pulsed beams
US-2020256669-A1 · Aug 13, 2020 · US
Method for producing a light source and light source
US-2020227894-A1 · Jul 16, 2020 · US
Semiconductor chip and method for producing a semiconductor chip
US-10693033-B2 · Jun 23, 2020 · US
Laser device
US-10680409-B2 · Jun 9, 2020 · US
Light emitting device and projector
US-2020106244-A1 · Apr 2, 2020 · US
Plasmonic quantum well laser
US-2020083667-A1 · Mar 12, 2020 · US
Light emitter and projector
US-2020076160-A1 · Mar 5, 2020 · US
Tunable laser and control method for same
US-10581222-B2 · Mar 3, 2020 · US
Plasmonic quantum well laser
US-10566764-B2 · Feb 18, 2020 · US
Semiconductor laser
US-2019393676-A1 · Dec 26, 2019 · US
Plasmonic quantum well laser
US-2019386453-A1 · Dec 19, 2019 · US
Method for producing a laser diode bar and laser diode bar
US-10505337-B2 · Dec 10, 2019 · US
Semiconductor chip and method for producing a semiconductor chip
US-2019319162-A1 · Oct 17, 2019 · US
Light-emitting component, light-emitting device, and image forming apparatus
US-10438990-B2 · Oct 8, 2019 · US
Trenches for increasing a quantity of reliable chips produced from a wafer
US-2019288077-A1 · Sep 19, 2019 · US
Laser device
US-2019280462-A1 · Sep 12, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01S5/32?
- CPC H01S5/32 is the Cooperative Patent Classification code for “comprising PN junctions, e.g. hetero- or double- heterostructures (H01S5/34, H01S5/36 take precedence).”
- How many patents are filed under CPC H01S5/32 (comprising PN junctions, e.g. hetero- or double- heterostructures (H01S5/34, H01S5/36 take precedence))?
- Our database includes 108 publications tagged with this CPC code.
- Is patent activity under CPC H01S5/32 growing?
- Publication counts under this code: 4 in 2024 vs 8 in 2025 (latest complete years).