Photovoltaic cell set and cell module with an electronic circuit having a measurement area
US-2024154572-A1 · May 9, 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 | H01L31/02168 |
| Official title | — |
| Display label | Electricity (mapped technology topic) |
| Total patents | 886 |
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 | 125 |
| 2016 | 103 |
| 2017 | 100 |
| 2018 | 112 |
| 2019 | 94 |
| 2020 | 91 |
| 2021 | 53 |
| 2022 | 64 |
| 2023 | 42 |
| 2024 | 82 |
| 2025 | 20 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Selective self-aligned plating of heterojunction solar cells
US-9209325-B2 · Dec 8, 2015 · US
Inhibiting background plating
US-9206520-B2 · Dec 8, 2015 · US
Conductive structure and method for manufacturing same
US-9204535-B2 · Dec 1, 2015 · US
Layered element and photovoltaic device comprising such an element
US-9196772-B2 · Nov 24, 2015 · US
Reflective contact layer system for an optoelectronic component and method for producing same
US-9196789-B2 · Nov 24, 2015 · US
Photovoltaic cell with light trapping for enhanced efficiency
US-9190542-B1 · Nov 17, 2015 · US
Protective fluorine-doped silicon oxide film for optical components
US-9188544-B2 · Nov 17, 2015 · US
Imidized polymers containing luminescent groups and method for obtaining them
US-9187584-B2 · Nov 17, 2015 · US
Cover glass for photoelectric conversion devices and method for producing the same
US-9188705-B2 · Nov 17, 2015 · US
Photo-electric device with inverse pyramid shaped recesses
US-9190547-B2 · Nov 17, 2015 · US
Antireflection coating using self-assembly nano structure and manufacture method thereof
US-9190541-B2 · Nov 17, 2015 · US
Luminescent solar concentrator
US-9178096-B2 · Nov 3, 2015 · US
Method for manufacturing solar cell and dopant layer thereof
US-9166096-B2 · Oct 20, 2015 · US
Solar cell
US-9166082-B2 · Oct 20, 2015 · US
Photovoltaic system including light trapping filtered optical module
US-2015287842-A1 · Oct 8, 2015 · US
Surface preparation and uniform plating on through wafer vias and interconnects for photovoltaics
US-2015280022-A1 · Oct 1, 2015 · US
Solar array of transparent nanoantennas
US-9142699-B2 · Sep 22, 2015 · US
Method of manufacturing solar cell
US-9142706-B2 · Sep 22, 2015 · US
Solar cell and method for manufacturing the same
US-2015263188-A1 · Sep 17, 2015 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01L31/02168?
- CPC H01L31/02168 is the Cooperative Patent Classification code for “Electricity.”
- How many patents are filed under CPC H01L31/02168 (Electricity)?
- Our database includes 886 publications tagged with this CPC code.
- Is patent activity under CPC H01L31/02168 growing?
- Publication counts under this code: 82 in 2024 vs 20 in 2025 (latest complete years).