High-temperature carbon-based superconductor: B-doped Q-carbon
US-11189774-B2 · Nov 30, 2021 · 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 | H01L39/249 |
| Official title | — |
| Display label | Electricity (mapped technology topic) |
| Total patents | 77 |
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 | 7 |
| 2016 | 4 |
| 2017 | 4 |
| 2018 | 6 |
| 2019 | 13 |
| 2020 | 14 |
| 2021 | 15 |
| 2022 | 10 |
| 2023 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Multiple step edge fabrication
US-11145802-B2 · Oct 12, 2021 · US
High-temperature carbon-based superconductor: b-doped q-carbon
US-2021296561-A1 · Sep 23, 2021 · US
Quench detection in superconducting magnets
US-11101059-B2 · Aug 24, 2021 · US
Multiple step edge fabrication
US-2021242391-A1 · Aug 5, 2021 · US
Method for fabricating superconducting devices using a focused ion beam
US-11063201-B2 · Jul 13, 2021 · US
Method for creating high-resolution micro- to nano-scale structures on flexible substrates
US-2021184098-A1 · Jun 17, 2021 · US
Single photon detector for regulating superconducting nano wire and preparation method therefor
US-2021184095-A1 · Jun 17, 2021 · US
Combined dolan bridge and quantum dot josephson junction in series
US-10978631-B2 · Apr 13, 2021 · US
Symmetrical qubits with reduced far-field radiation
US-10957737-B2 · Mar 23, 2021 · US
Ion beam mill etch depth monitoring with nanometer-scale resolution
US-10896803-B2 · Jan 19, 2021 · US
Antenna-based qubit annealing method
US-10886454-B2 · Jan 5, 2021 · US
Thermalization structure for cryogenic temperature devices
US-10833241-B1 · Nov 10, 2020 · US
Adjustment of qubit frequency through annealing
US-10833242-B2 · Nov 10, 2020 · US
Systems and methods for qubit fabrication
US-2020328339-A1 · Oct 15, 2020 · US
Resonance frequency adjustment for fixed-frequency qubits
US-2020287121-A1 · Sep 10, 2020 · US
Antenna-based qubit annealing method
US-2020287122-A1 · Sep 10, 2020 · US
Antenna-based quibit annealing method
US-10707402-B2 · Jul 7, 2020 · US
Symmetrical qubits with reduced far-field radiation
US-2020203424-A1 · Jun 25, 2020 · US
Superconductor-semiconductor fabrication
US-2020176663-A1 · Jun 4, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01L39/249?
- CPC H01L39/249 is the Cooperative Patent Classification code for “Electricity.”
- How many patents are filed under CPC H01L39/249 (Electricity)?
- Our database includes 77 publications tagged with this CPC code.
- Is patent activity under CPC H01L39/249 growing?
- Publication counts under this code: 10 in 2022 vs 4 in 2023 (latest complete years).