Power module assembly and manifold
US-9848519-B2 · Dec 19, 2017 · US
Cooling of switch parts (cooling of contacts H01H1/62)
Cooling of switch parts (cooling of contacts H01H1/62) · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01H9/52 |
| Official title | Cooling of switch parts (cooling of contacts H01H1/62) |
| Display label | Cooling of switch parts (cooling of contacts H01H1/62) |
| Total patents | 349 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 17 |
| 2016 | 23 |
| 2017 | 33 |
| 2018 | 28 |
| 2019 | 32 |
| 2020 | 45 |
| 2021 | 35 |
| 2022 | 37 |
| 2023 | 29 |
| 2024 | 31 |
| 2025 | 31 |
| 2026 | 8 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Barrier usable with electrical interruption device and structured to resist the insertion of probe having known dimensions
US-2017316893-A1 · Nov 2, 2017 · US
Switching device with a heat extraction apparatus
US-9799462-B2 · Oct 24, 2017 · US
Circuit breaker arrangements
US-2017295672-A1 · Oct 12, 2017 · US
Renewable hydrocarbon based insulating fluid
US-9786408-B2 · Oct 10, 2017 · US
Circuit breaker
US-9774180-B2 · Sep 26, 2017 · US
Switching arrangement for a control transformer, in particular polarity switching means
US-2017271098-A1 · Sep 21, 2017 · US
Plate stack for a cooling device in installation devices
US-9761392-B2 · Sep 12, 2017 · US
Electrical switch assembly
US-9756740-B2 · Sep 5, 2017 · US
Cooling apparatus for an electrical or electronic device, and electrical or electronic device, in particular a circuit breaker, comprising such cooling apparatus
US-9736967-B2 · Aug 15, 2017 · US
Embedded pole and methods of assembling same
US-2017221658-A1 · Aug 3, 2017 · US
DC voltage switch for high voltage electrical systems
US-9721739-B2 · Aug 1, 2017 · US
DC-DC converter and power conversion apparatus
US-9713292-B2 · Jul 18, 2017 · US
Switch system with high temperature operating plunger
US-9704662-B2 · Jul 11, 2017 · US
Offset bus connection with field shaping and heat sink
US-9646793-B2 · May 9, 2017 · US
Power conversion device
US-2017127561-A1 · May 4, 2017 · US
Self-resetting power breaker
US-2017076899-A1 · Mar 16, 2017 · US
Inverter Assembly
US-2017064864-A1 · Mar 2, 2017 · US
Inverter power module packaging with cold plate
US-9578788-B2 · Feb 21, 2017 · US
Electrical switching apparatus, and jumper and associated method therefor
US-9536680-B2 · Jan 3, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01H9/52?
- CPC H01H9/52 is the Cooperative Patent Classification code for “Cooling of switch parts (cooling of contacts H01H1/62).”
- How many patents are filed under CPC H01H9/52 (Cooling of switch parts (cooling of contacts H01H1/62))?
- Our database includes 349 publications tagged with this CPC code.
- Is patent activity under CPC H01H9/52 growing?
- Publication counts under this code: 31 in 2024 vs 31 in 2025 (latest complete years).