Loadbreak assembly
US-12562525-B2 · Feb 24, 2026 · US
Impedances connected with contacts
Impedances connected with contacts · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01H33/16 |
| Official title | Impedances connected with contacts |
| Display label | Impedances connected with contacts |
| Total patents | 43 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 2 |
| 2017 | 5 |
| 2018 | 2 |
| 2019 | 6 |
| 2021 | 3 |
| 2022 | 6 |
| 2023 | 4 |
| 2024 | 5 |
| 2025 | 3 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Rc arrangements for switching inductive currents, using high-voltage vacuum switches
US-2026038755-A1 · Feb 5, 2026 · US
Relay Switch Device Integrated With Pre-Charge System
US-2025166952-A1 · May 22, 2025 · US
Relay switch device integrated with pre-charge system
US-12230465-B2 · Feb 18, 2025 · US
Switching device
US-2025046547-A1 · Feb 6, 2025 · US
High-voltage circuit disconnection
US-12170179-B2 · Dec 17, 2024 · US
Loadbreak assembly
US-2024396260-A1 · Nov 28, 2024 · US
Circuit breaker having internal transient recovery voltage capacitor assembly
US-12033818-B2 · Jul 9, 2024 · US
Loadbreak assembly
US-11996650-B2 · May 28, 2024 · US
Breaking device
US-11972915-B2 · Apr 30, 2024 · US
Relay Switch Device Integrated With Pre-Charge System
US-2023317392-A1 · Oct 5, 2023 · US
High-voltage circuit disconnection
US-2023105868-A1 · Apr 6, 2023 · US
High frequency transients suppression for hvdisconnectors with sliding resistor
US-11605514-B2 · Mar 14, 2023 · US
High-voltage power switch with closing resistor arrangement
US-11587748-B2 · Feb 21, 2023 · US
Direct-current circuit breaker
US-11380500-B2 · Jul 5, 2022 · US
Breaking device
US-2022208490-A1 · Jun 30, 2022 · US
Loadbreak assembly
US-2022200194-A1 · Jun 23, 2022 · US
Circuit breaker having internal transient recovery voltage capacitor assembly
US-2022108853-A1 · Apr 7, 2022 · US
Arrangement and method for switching high voltages having a switching device and precisely one resistor stack
US-11232920-B2 · Jan 25, 2022 · US
High frequency transients suppression for hvdisconnectors with sliding resistor
US-2022005657-A1 · Jan 6, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01H33/16?
- CPC H01H33/16 is the Cooperative Patent Classification code for “Impedances connected with contacts.”
- How many patents are filed under CPC H01H33/16 (Impedances connected with contacts)?
- Our database includes 43 publications tagged with this CPC code.
- Is patent activity under CPC H01H33/16 growing?
- Publication counts under this code: 5 in 2024 vs 3 in 2025 (latest complete years).