Cryogenic magnet power supply
US-2020225301-A1 · Jul 16, 2020 · US
Current limitation using superconducting elements
Current limitation using superconducting elements · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H02H9/023 |
| Official title | {Current limitation using superconducting elements} |
| Display label | Current limitation using superconducting elements |
| Total patents | 107 |
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 | 9 |
| 2017 | 9 |
| 2018 | 8 |
| 2019 | 19 |
| 2020 | 9 |
| 2021 | 10 |
| 2022 | 13 |
| 2023 | 6 |
| 2024 | 6 |
| 2025 | 6 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Fault current limiter
US-10651646-B2 · May 12, 2020 · US
Quench detection in superconducting magnets
US-2020058422-A1 · Feb 20, 2020 · US
Current controlling device
US-2020014199-A1 · Jan 9, 2020 · US
Directional overcurrent relay using superconducting fault current limiter voltage and method for correcting the same
US-2020014198-A1 · Jan 9, 2020 · US
Frequency loss induced quench protection system for high temperature superconductors and associated method of use
US-10515749-B2 · Dec 24, 2019 · US
Interconnection equipment for a high-voltage DC grid
US-10516261-B2 · Dec 24, 2019 · US
Fault current limiter providing symmetrical electrostatic shielding
US-10468876-B2 · Nov 5, 2019 · US
Superconducting fault current limiter
US-2019312428-A1 · Oct 10, 2019 · US
Fault current limiter
US-10424918-B2 · Sep 24, 2019 · US
Tape lifetime monitor in fault current limiter
US-2019267799-A1 · Aug 29, 2019 · US
Superconducting Current Limiter
US-2019260202-A1 · Aug 22, 2019 · US
Superconducting DC circuit breaker using arcing induction
US-10373784-B2 · Aug 6, 2019 · US
Superconducting fault current limiter having improved energy handling
US-2019229528-A1 · Jul 25, 2019 · US
Pressure generation apparatus and method for superconducting power equipment
US-2019214813-A1 · Jul 11, 2019 · US
Arrangement for current limitation which is suitable for integration into a power supply serving network
US-10332664-B2 · Jun 25, 2019 · US
Fault current limiter system with current splitting device
US-10326269-B2 · Jun 18, 2019 · US
Integrated superconductor device and method of fabrication
US-10290399-B2 · May 14, 2019 · US
Frequency loss induced quench protection system for high temperature superconductors and associated method of use
US-2019122796-A1 · Apr 25, 2019 · US
Current-limiting device utilizing a superconductor for a current-limiting operation
US-10218170-B2 · Feb 26, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H02H9/023?
- CPC H02H9/023 is the Cooperative Patent Classification code for “Current limitation using superconducting elements.”
- How many patents are filed under CPC H02H9/023 (Current limitation using superconducting elements)?
- Our database includes 107 publications tagged with this CPC code.
- Is patent activity under CPC H02H9/023 growing?
- Publication counts under this code: 6 in 2024 vs 6 in 2025 (latest complete years).