Mid-infrared avalanche photodiodes with low dark currents
US-2024170601-A1 · May 23, 2024 · US
Electricity
Electricity · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01L31/03046 |
| Official title | — |
| Display label | Electricity (mapped technology topic) |
| Total patents | 713 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 41 |
| 2016 | 67 |
| 2017 | 81 |
| 2018 | 79 |
| 2019 | 95 |
| 2020 | 91 |
| 2021 | 69 |
| 2022 | 57 |
| 2023 | 54 |
| 2024 | 68 |
| 2025 | 11 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Light-receiving device
US-2016380137-A1 · Dec 29, 2016 · US
Optoelectronic detectors having a dilute nitride layer on a substrate with a lattice parameter nearly matching gaas
US-2016372624-A1 · Dec 22, 2016 · US
Semiconductor device
US-2016351392-A1 · Dec 1, 2016 · US
Non-destructive wafer recycling for epitaxial lift-off thin-film device using a superlattice epitaxial layer
US-2016351747-A1 · Dec 1, 2016 · US
Solar cell and manufacturing method thereof
US-2016308080-A1 · Oct 20, 2016 · US
Digital alloy absorber for photodetectors
US-9466741-B2 · Oct 11, 2016 · US
Avalanche photodiode having electric-field confinement by mesas
US-9466751-B1 · Oct 11, 2016 · US
Infrared detection element
US-2016268461-A1 · Sep 15, 2016 · US
Thermography camera tuned to detect absorption of infrared radiation in a selected spectral bandwidth
US-2016255284-A1 · Sep 1, 2016 · US
Epitaxial wafer and method for manufacturing same
US-2016247951-A1 · Aug 25, 2016 · US
Photoconducting layered material arrangement, method of fabricating the photoconducting layered material arrangement, and use of photoconducting layered material arrangement
US-2016240707-A1 · Aug 18, 2016 · US
Light receiving element, semiconductor epitaxial wafer, detecting device, and method for manufacturing light receiving element
US-9391229-B2 · Jul 12, 2016 · US
Photoconductive antenna, terahertz wave generating device, camera, imaging device, and measuring device
US-9349917-B2 · May 24, 2016 · US
Monolithic multiple solar cells
US-2016133773-A1 · May 12, 2016 · US
Compound-barrier infrared photodetector
US-9293612-B1 · Mar 22, 2016 · US
Low-bandgap, monolithic, multi-bandgap, optoelectronic devices
US-2016056317-A1 · Feb 25, 2016 · US
Monolithic multiple solar cells
US-9257586-B2 · Feb 9, 2016 · US
Compound-semiconductor photovoltaic cell and manufacturing method of compound-semiconductor photovoltaic cell
US-2016013336-A1 · Jan 14, 2016 · US
Photodetection device
US-9224891-B2 · Dec 29, 2015 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01L31/03046?
- CPC H01L31/03046 is the Cooperative Patent Classification code for “Electricity.”
- How many patents are filed under CPC H01L31/03046 (Electricity)?
- Our database includes 713 publications tagged with this CPC code.
- Is patent activity under CPC H01L31/03046 growing?
- Publication counts under this code: 68 in 2024 vs 11 in 2025 (latest complete years).