Light-receiving device
US-2016380137-A1 · Dec 29, 2016 · US
the potential barrier being a PN heterojunction
the potential barrier being a PN heterojunction · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H10F30/222 |
| Official title | the potential barrier being a PN heterojunction |
| Display label | the potential barrier being a PN heterojunction |
| Total patents | 750 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 51 |
| 2016 | 56 |
| 2017 | 79 |
| 2018 | 70 |
| 2019 | 84 |
| 2020 | 87 |
| 2021 | 84 |
| 2022 | 71 |
| 2023 | 67 |
| 2024 | 48 |
| 2025 | 43 |
| 2026 | 10 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Photodiode and ultraviolet sensor
US-9530909-B2 · Dec 27, 2016 · US
Nanoscale emitters with polarization grading
US-9478699-B2 · Oct 25, 2016 · US
Photoelectric conversion element, method of manufacturing photoelectric conversion element, and electronic device
US-9379278-B2 · Jun 28, 2016 · US
Photoelectric conversion device, method for manufacturing photoelectric conversion device, and electronic apparatus
US-2016163761-A1 · Jun 9, 2016 · US
Optoelectronic packages having magnetic field cancelation
US-2016164252-A1 · Jun 9, 2016 · US
Optically pumped sensors or references with die-to-package cavities
US-2016093595-A1 · Mar 31, 2016 · US
Materials, fabrication equipment, and methods for stable, sensitive photodetectors and image sensors made therefrom
US-2016087139-A1 · Mar 24, 2016 · US
Compound-barrier infrared photodetector
US-9293612-B1 · Mar 22, 2016 · US
Photodetector arrangement
US-2015372164-A1 · Dec 24, 2015 · US
Materials, fabrication equipment, and methods for stable, sensitive photodetectors and image sensors made therefrom
US-9209331-B2 · Dec 8, 2015 · US
Backside Illuminated Photo-Sensitive Device With Gradated Buffer Layer
US-2015349160-A1 · Dec 3, 2015 · US
Optoelectronic semiconductor chip
US-9202971-B2 · Dec 1, 2015 · US
Optoelectronic device comprising microwires or nanowires
US-2015340552-A1 · Nov 26, 2015 · US
Multiband photodetector utilizing serially connected unipolar and bipolar devices
US-9184194-B2 · Nov 10, 2015 · US
P-N diode having a controlled heterostructure self-positioned on HgCdTe, for infrared imagers
US-9178101-B2 · Nov 3, 2015 · US
Superlattice structure
US-2015303344-A1 · Oct 22, 2015 · US
Semiconductor structure comprising an absorbing area placed in a focusing cavity
US-2015303320-A1 · Oct 22, 2015 · US
Group III-V compound semiconductor photo detector, method of fabricating group III-V compound semiconductor photo detector, photo detector, and epitaxial wafer
US-9159853-B2 · Oct 13, 2015 · US
Single-photon nano-injection detectors
US-2015287870-A1 · Oct 8, 2015 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H10F30/222?
- CPC H10F30/222 is the Cooperative Patent Classification code for “the potential barrier being a PN heterojunction.”
- How many patents are filed under CPC H10F30/222 (the potential barrier being a PN heterojunction)?
- Our database includes 750 publications tagged with this CPC code.
- Is patent activity under CPC H10F30/222 growing?
- Publication counts under this code: 48 in 2024 vs 43 in 2025 (latest complete years).